NVE / Nv Energy, Inc. - SEC备案- 年度报告、委托书

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SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Nv Energy, Inc.
SEC Filings (Chronological Order)
本页提供了美国证券交易委员会(SEC)备案的完整、按时间顺序排列的列表,不包括我们在其他地方提供的所有权备案。
January 8, 2014 15-12B

- FORM 15-12B

Form 15-12B UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF THE DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. Commission File Number: 001-08788 NV ENERGY, INC. (Exact name of registrant as spec

January 8, 2014 8-K

Other Events - FORM 8-K

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): January 8, 2014 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Number 0

December 20, 2013 EX-99.25

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES The New York Stock Exchange hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on December 31, 2013, pursuant to the provisions of Rule 12d2-2 (a).

December 19, 2013 8-K

Changes in Control of Registrant, Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Material Modification to Rights of Security Holders, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits, Completion of Acquisition or Disposition of Assets - 8-K

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): December 19, 2013 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Number 001-

December 19, 2013 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

December 19, 2013 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

December 19, 2013 POSASR

- POSASR

POSASR As filed with the Securities and Exchange Commission on December 19, 2013 Registration No.

December 19, 2013 S-8 POS

- S-8 POS

S-8 POS 1 d647193ds8pos.htm S-8 POS As filed with the Securities and Exchange Commission on December 19, 2013 Registration No. 333-183439 Registration No. 333-188955 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendment No. 1 to Registration Statement No. 333-183439 Post-Effective Amendment No. 1 to Registration Statement No. 333-188955 to Form S-8 REGIST

December 19, 2013 EX-3.2

AMENDED AND RESTATED BYLAWS NV ENERGY, INC. a Nevada corporation ARTICLE I

EX-3.2 3 d647847dex32.htm EX-3.2 EXHIBIT 3.2 AMENDED AND RESTATED BYLAWS OF NV ENERGY, INC. a Nevada corporation ARTICLE I OFFICES Section 1.1 Principal Office. The principal office and place of business of NV Energy, Inc., a Nevada corporation (the “Corporation”), shall be established from time to time by resolution of the board of directors of the Corporation (the “Board of Directors”). Section

December 19, 2013 EX-3.1

AMENDED AND RESTATED ARTICLES OF INCORPORATION NV ENERGY, INC. ARTICLE I

EX-3.1 EXHIBIT 3.1 AMENDED AND RESTATED ARTICLES OF INCORPORATION OF NV ENERGY, INC. ARTICLE I NAME The name of the corporation is NV Energy, Inc. (the “Corporation”). ARTICLE II REGISTERED OFFICE The Corporation may, from time to time, in the manner provided by law, change the registered agent and registered office within the State of Nevada. The Corporation may also maintain an office or offices

December 19, 2013 S-3DPOS

- S-3DPOS

As filed with the Securities and Exchange Commission on December 19, 2013 Registration No.

December 19, 2013 EX-99.1

NV ENERGY Commences Tender Offers for Outstanding Notes

EX-99.1 2 d646670dex991.htm EX-99.1 Exhibit 99.1 Media Contact: Jennifer Schuricht December 19, 2013 702-402-5241 Analyst Contact: Max Kuniansky 702-402-5627 NV ENERGY Commences Tender Offers for Outstanding Notes Las Vegas, Nevada. – NV Energy, Inc. (NYSE:NVE) and its wholly owned subsidiaries, Nevada Power Company d/b/a NV Energy and Sierra Pacific Power Company d/b/a NV Energy (collectively, th

December 19, 2013 S-8 POS

- S-8 POS

S-8 POS 1 d647193ds8pos.htm S-8 POS As filed with the Securities and Exchange Commission on December 19, 2013 Registration No. 333-183439 Registration No. 333-188955 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendment No. 1 to Registration Statement No. 333-183439 Post-Effective Amendment No. 1 to Registration Statement No. 333-188955 to Form S-8 REGIST

December 19, 2013 8-K

Financial Statements and Exhibits, Other Events - FORM 8-K

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): December 19, 2013 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Number

November 7, 2013 EX-10.1

Collective Bargaining Agreement NV Energy 6226 W Sahara Ave Las Vegas, NV 89151-0001 (702) 402-5000 Effective 09/24/2013 - 08/31/2017 IBEW Local 396 3520 Boulder Highway Las Vegas, NV 89121 (702) 457-3011

Exhibit 10.1 Collective Bargaining Agreement NV Energy 6226 W Sahara Ave Las Vegas, NV 89151-0001 (702) 402-5000 Effective 09/24/2013 - 08/31/2017 IBEW Local 396 3520 Boulder Highway Las Vegas, NV 89121 (702) 457-3011 NV Energy - IBEW L396 Collective Bargaining Agreement 09/24/2013-08/31/2017 Table of Contents GENERAL AGREEMENT 3 ARTICLE NO. 1 INTRODUCTION / CONTINUITY OF SERVICE / NON-DISCRIMINAT

November 7, 2013 EX-12.3

SIERRA PACIFIC POWER COMPANY

EXHIBIT 12.3 SIERRA PACIFIC POWER COMPANY RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Nine Months Ended September 30, Year Ended December 31, 2013 2012 2012 2011 2010 2009 2008 EARNINGS AS DEFINED: Net Income $ 61,931 $ 65,750 $ 84,354 $ 59,886 $ 72,375 $ 73,085 $ 90,582 Income tax expense 30,347 33,596 40,221 31,197 40,404 31,225 37,603 Fixed Charges 47,914 50,067 65,838 70,418 72,

November 7, 2013 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED September 30, 2013 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Registrant, Address of I.R.S. Employer

November 7, 2013 EX-12.2

NEVADA POWER COMPANY

EXHIBIT 12.2 NEVADA POWER COMPANY RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Nine Months Ended September 30, Year Ended December 31, 2013 2012 2012 2011 2010 2009 2008 EARNINGS AS DEFINED: Net income $ 228,552 $ 256,151 $ 257,738 $ 132,586 $ 185,943 $ 134,284 $ 151,431 Income tax expense 124,730 137,328 138,113 70,737 91,757 61,652 71,382 Fixed Charges 164,029 166,129 220,470 233,7

November 7, 2013 EX-12.1

NV ENERGY, INC.

EXHIBIT 12.1 NV ENERGY, INC. RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Nine Months Ended September 30, Year Ended December 31, 2013 2012 2012 2011 2010 2009 2008 EARNINGS AS DEFINED: Net Income $ 271,942 $ 304,782 $ 321,946 $ 163,432 $ 226,984 $ 182,936 $ 208,887 Income tax expense 148,430 165,466 166,592 86,915 113,764 75,451 95,354 Fixed Charges 231,614 236,059 312,801 343,719 3

November 5, 2013 8-K

Entry into a Material Definitive Agreement

8-K 1 ibew12458-k.htm 8-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) October 31, 2013 Commission File Registrant, State of Incorporation, Address of I.R.S. Employer Number Principal Executive Offices and Telephone Identification Number Numbe

November 1, 2013 EX-99.1

NV ENERGY, INC. CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Dollars in Thousands, Except Share Amounts) Three Months Ended September 30, Nine Months Ended September 30, 2013 2012 2013 2012 OPERATING REVENUES $ 1,013,151 $ 1,026,488 $ 2,329,011 $

EX-99.1 2 d621539dex991.htm EX-99.1 Exhibit 99.1 November 1, 2013 Analyst Contact: Max Kuniansky, (702) 402-5627 Jessica Lucero, (702) 402-5612 Media Contact: Jennifer Schuricht, (702) 402-5241 NV Energy Reports Financial Results for Third Quarter 2013, Revises Earnings Guidance Highlights: • Earned $0.79 per share in third quarter, including regulatory disallowance and reserves of $0.09 per share

November 1, 2013 EX-99.2

NV ENERGY, INC. CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Dollars in Thousands, Except Share Amounts) Three Months Ended September 30, Nine Months Ended September 30, 2013 2012 2013 2012 OPERATING REVENUES $ 1,013,151 $ 1,026,488 $ 2,329,011 $

EX-99.2 3 d621539dex992.htm EX-99.2 Earnings Report to the Financial Community Third Quarter 2013 Table of Contents Page No. Conference call slides 4 -7 Financial statements and operating statistics 8-15 Non-GAAP financial measures 16-17 Exhibit 99.2 Third Quarter 2013 Financial Results November 1, 2013 3 Safe Harbor Statement This presentation may contain forward-looking statements within the mea

November 1, 2013 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 1 d621539d8k.htm 8-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) November 1, 2013 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Number

October 4, 2013 8-K

Other Events - 8-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) September 27, 2013 Commission File Registrant, State of Incorporation, Address of I.R.S. Employer Number Principal Executive Offices and Telephone Identification Number Number 001-08788 NV ENERGY, I

September 25, 2013 8-K

Financial Statements and Exhibits, Other Events, Submission of Matters to a Vote of Security Holders - FORM 8-K

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): September 25, 2013 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Numbe

September 25, 2013 EX-99.1

NV ENERGY SHAREHOLDERS APPROVE MIDAMERICAN MERGER

EX-99.1 2 d602850dex991.htm EX-99.1 EXHIBIT 99.1 FOR IMMEDIATE RELEASE Media Contacts: Jennifer Schuricht 702.402.5241 [email protected] Investor Contact: Max Kuniansky 702.402.5627 [email protected] NV ENERGY SHAREHOLDERS APPROVE MIDAMERICAN MERGER LAS VEGAS – SEPTEMBER 25, 2013 – NV Energy, Inc. (NYSE: NVE) announced today that NV Energy shareholders approved the previously announced

September 25, 2013 8-K

Entry into a Material Definitive Agreement - FORM 8-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) September 25, 2013 Registrant, State of Incorporation, Address of I.R.S. Employer Commission File Principal Executive Offices and Telephone Identification Number Number Number 001-08788 NV ENERGY, I

September 9, 2013 8-K

Other Events - FORM 8-K

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) September 4, 2013 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Number

September 3, 2013 EX-99.1

NV ENERGY, INC. ANNOUNCES MANAGEMENT CHANGES Kevin Bethel Named Chief Financial Officer

EX-99.1 2 d592979dex991.htm EX-99.1 EXHIBIT 99.1 FOR IMMEDIATE RELEASE Media Contacts: Jennifer Schuricht 702.402.5241 [email protected] Investor Contact: Max Kuniansky 702.402.5627 [email protected] NV ENERGY, INC. ANNOUNCES MANAGEMENT CHANGES Kevin Bethel Named Chief Financial Officer LAS VEGAS – SEPTEMBER 3, 2013 – NV Energy, Inc. (NYSE: NVE) announced today that Jonathan Halkyard,

September 3, 2013 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits - FORM 8-K

Form 8-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) August 30, 2013 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Number 001-08788 NV ENE

August 28, 2013 S-3ASR

- S-3ASR

S-3ASR Table of Contents As filed with the Securities and Exchange Commission on August 28, 2013 Registration Nos.

August 28, 2013 EX-23.8

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EX-23.8 Exhibit 23.8 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in this Registration Statement on Form S-3 of our report dated February 26, 2013, relating to the consolidated financial statements and consolidated financial statement schedule of Sierra Pacific Power Company and subsidiaries appearing in the Annual Report on Form 10-K of Sie

August 28, 2013 EX-5.3

August 28, 2013

EX-5.3 Exhibit 5.3 August 28, 2013 Nevada Power Company (the “Company”) 6226 West Sahara Avenue Las Vegas, Nevada 89146 Ladies and Gentlemen: This opinion is delivered in connection with the filing of the Company’s registration statement on Form S-3, as filed under the Securities Act of 1933, as amended (the “Securities Act”) on the date hereof (the “Registration Statement”), relating to the regis

August 28, 2013 EX-5.7

August 28, 2013

EX-5.7 Exhibit 5.7 Gregg P. Barnard E-MAIL: [email protected] DIRECT DIAL: (775) 688-3025 August 28, 2013 Sierra Pacific Power Company 6100 Neil Road P.O. Box 10100 Reno, Nevada 89520 Ladies and Gentlemen: We have acted as special Nevada counsel to Sierra Pacific Power Company, a Nevada corporation (the “Company”), in connection with the filing of the Company’s Registration Statement o

August 28, 2013 EX-5.6

August 28, 2013

EX-5.6 Exhibit 5.6 August 28, 2013 Sierra Pacific Power Company (the “Company”) 6100 Neil Road P.O. Box 10100 Reno, Nevada 89520 Ladies and Gentlemen: This opinion is delivered in connection with the filing of the Company’s registration statement on Form S-3, as filed under the Securities Act of 1933, as amended (the “Securities Act”) on the date hereof (the “Registration Statement”), relating to

August 28, 2013 EX-5.4

August 28, 2013

EX-5.4 Exhibit 5.4 Gregg P. Barnard E-MAIL: [email protected] DIRECT DIAL: (775) 688-3025 August 28, 2013 Nevada Power Company 6226 West Sahara Avenue Las Vegas, Nevada 89146 Ladies and Gentlemen: We have acted as special Nevada counsel to Nevada Power Company, a Nevada corporation (the “Company”), in connection with the filing of the Company’s Registration Statement on Form S-3, as fi

August 20, 2013 EX-99.1

NV Energy to Join MidAmerican

EX-99.1 2 exhibit99.1.htm EXHIBIT 99.1 EXHIBIT 99.1 NV Energy to Join MidAmerican At the end of May it was announced that MidAmerican Energy Holdings Company, a subsidiary of Berkshire Hathaway Inc., will acquire NV Energy. The acquisition is subject to customary closing conditions, including the approval of the transaction by NV Energy’s shareholders and the receipt of required state and federal

August 20, 2013 DEFM14A

- DEFM14A

DEFM14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

August 20, 2013 8-K

Financial Statements and Exhibits, Other Events - FORM 8-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) August 20, 2013 Registrant, State of Incorporation, Address of I.R.S. Employer Commission File Principal Executive Offices and Telephone Identification Number Number Number 001-08788 NV ENERGY, INC.

August 19, 2013 DEFA14A

- COMBO FILING

Combo filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) August 19, 2013 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Numbe

August 19, 2013 EX-99.1

NV ENERGY, INC. ANNOUNCES SPECIAL STOCKHOLDER MEETING FOR PROPOSED MIDAMERICAN ACQUISITION

EX-99.1 2 d588177dex991.htm EX-99.1 Exhibit 99.1 FOR IMMEDIATE RELEASE Media Contacts: Jennifer Schuricht 702.402.5241 [email protected] Investor Contact: Max Kuniansky 702.402.5627 [email protected] NV ENERGY, INC. ANNOUNCES SPECIAL STOCKHOLDER MEETING FOR PROPOSED MIDAMERICAN ACQUISITION LAS VEGAS – AUGUST 19, 2013 – NV Energy, Inc. (NYSE: NVE) announced today that a special meeting

August 19, 2013 EX-99.1

NV ENERGY, INC. ANNOUNCES SPECIAL STOCKHOLDER MEETING FOR PROPOSED MIDAMERICAN ACQUISITION

EX-99.1 2 d588177dex991.htm EX-99.1 Exhibit 99.1 FOR IMMEDIATE RELEASE Media Contacts: Jennifer Schuricht 702.402.5241 [email protected] Investor Contact: Max Kuniansky 702.402.5627 [email protected] NV ENERGY, INC. ANNOUNCES SPECIAL STOCKHOLDER MEETING FOR PROPOSED MIDAMERICAN ACQUISITION LAS VEGAS – AUGUST 19, 2013 – NV Energy, Inc. (NYSE: NVE) announced today that a special meeting

August 19, 2013 8-K

Financial Statements and Exhibits, Other Events - COMBO FILING

Combo filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) August 19, 2013 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Numbe

August 15, 2013 8-K

- 8-K

8-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported) August 15, 2013 Commission File Number Registrant, Address of Principal Executive Offices and Telephone Number I.R.S. employer Identification Number State of Incorporation 1-08788 NV ENERGY, INC

August 14, 2013 EX-1.1

SIERRA PACIFIC POWER COMPANY d/b/a NV ENERGY (a Nevada corporation) 3.375% General and Refunding Mortgage Notes, Series T, due 2023 PURCHASE AGREEMENT

EX-1.1 2 d583712dex11.htm EX-1.1 Exhibit 1.1 SIERRA PACIFIC POWER COMPANY d/b/a NV ENERGY (a Nevada corporation) $250,000,000 3.375% General and Refunding Mortgage Notes, Series T, due 2023 PURCHASE AGREEMENT Dated: August 12, 2013 TABLE OF CONTENTS Page SECTION 1. Certain Definitions 2 SECTION 2. Representations and Warranties by the Company 4 (a) Representations and Warranties 4 (i) Compliance w

August 14, 2013 8-K

Financial Statements and Exhibits, Other Events

8-K 1 d583712d8k.htm FORM 8-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported) August 12, 2013 Commission File Number Registrant, Address of Principal Executive Offices and Telephone Number I.R.S. employer Identification Number State of Incorporat

August 14, 2013 EX-25.1

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE

EX-25.1 Exhibit 25.1 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE ¨ CHECK IF AN APPLICATION TO DETERMINE ELIGIBILITY OF A TRUSTEE PURSUANT TO SECTION 305(b)(2) The Bank of New York Mellon Trust Company, N.A. (Exact name of trustee as specified in its char

August 14, 2013 EX-4.1

SIERRA PACIFIC POWER COMPANY d/b/a NV Energy OFFICER’S CERTIFICATE August 15, 2013

EX-4.1 Exhibit 4.1 SIERRA PACIFIC POWER COMPANY d/b/a NV Energy OFFICER’S CERTIFICATE August 15, 2013 I, the undersigned officer of Sierra Pacific Power Company d/b/a NV Energy (the “Company”), do hereby certify that I am an Authorized Officer of the Company as such term is defined in the Indenture (as defined herein). I am delivering this certificate pursuant to the authority granted in the Board

August 5, 2013 PRER14A

- PRER14A

PRER14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

August 5, 2013 CORRESP

-

CORRESP SIDLEY AUSTIN LLP ONE SOUTH DEARBORN STREET CHICAGO, IL 60603 (312) 853 7000 (312) 853 7036 FAX BEIJING BOSTON BRUSSELS CHICAGO DALLAS FRANKFURT GENEVA HONG KONG HOUSTON LONDON LOS ANGELES NEW YORK PALO ALTO SAN FRANCISCO SHANGHAI SINGAPORE SYDNEY TOKYO WASHINGTON, D.

August 2, 2013 EX-12.3

SIERRA PACIFIC POWER COMPANY

EXHIBIT 12.3 SIERRA PACIFIC POWER COMPANY RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Six Months Ended June 30, Year Ended December 31, 2013 2012 2012 2011 2010 2009 2008 EARNINGS AS DEFINED: Net Income $ 32,680 $ 31,323 $ 84,354 $ 59,886 $ 72,375 $ 73,085 $ 90,582 Income tax expense 16,656 17,075 40,221 31,197 40,404 31,225 37,603 Fixed Charges 32,087 34,077 65,838 70,418 72,815 74

August 2, 2013 10-Q

NOTE 10. COMMON STOCK AND OTHER PAID-IN CAPITAL

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED June 30, 2013 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Registrant, Address of I.R.S. Employer Princ

August 2, 2013 EX-12.2

NEVADA POWER COMPANY

EXHIBIT 12.2 NEVADA POWER COMPANY RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Six Months Ended June 30, Year Ended December 31, 2013 2012 2012 2011 2010 2009 2008 EARNINGS AS DEFINED: Net income $ 64,110 $ 60,981 $ 257,738 $ 132,586 $ 185,943 $ 134,284 $ 151,431 Income tax expense 35,065 33,574 138,113 70,737 91,757 61,652 71,382 Fixed Charges 108,295 111,754 220,470 233,788 240,830

August 2, 2013 EX-12.1

NV ENERGY, INC.

EXHIBIT 12.1 NV ENERGY, INC. RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Six Months Ended June 30, Year Ended December 31, 2013 2012 2012 2011 2010 2009 2008 EARNINGS AS DEFINED: Net Income $ 84,708 $ 81,612 $ 321,946 $ 163,432 $ 226,984 $ 182,936 $ 208,887 Income tax expense 46,761 46,054 166,592 86,915 113,764 75,451 95,354 Fixed Charges 153,545 159,063 312,801 343,719 363,773 360

July 26, 2013 EX-99.1

Net Income ($ in millions)

EX-99.1 2 d575846dex991.htm EX-99.1 Exhibit 99.1 July 26, 2013 Analyst Contact: Max Kuniansky, (702) 402-5627 Media Contact: Jennifer Schuricht, (702) 402-5241 NV Energy Reports Financial Results for Second Quarter 2013; Earnings Guidance Reaffirmed Highlights: • Earned $0.27 per share in second quarter • Results reflect merger related costs ($13.6 million pre-tax, or $0.04 per share after tax) •

July 26, 2013 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 1 d575846d8k.htm FORM 8-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 26, 2013 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Numb

July 26, 2013 EX-99.2

NV ENERGY, INC. CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Dollars in Thousands, Except Share Amounts) Three Months Ended June 30, Six Months Ended June 30, 2013 2012 2013 2012 OPERATING REVENUES $ 731,638 $ 740,698 $ 1,315,860 $ 1,352,118 OPER

EX-99.2 3 d575846dex992.htm EX-99.2 Earnings Report to the Financial Community Second Quarter 2013 Table of Contents Page No. Conference call slides 2 -7 Quarterly EPS 8 Financial statements and operating statistics 9 - 16 Non-GAAP financial measures 17 - 18 Exhibit 99.2 Second Quarter 2013 Financial Results July 26, 2013 3 Safe Harbor Statement This presentation may contain forward-looking statem

July 25, 2013 8-K

Other Events - 8-K/DEFA14A

8-K/DEFA14a UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) July 22, 2013 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Number 0

July 25, 2013 DEFA14A

- 8-K/DEFA14A

8-K/DEFA14a UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) July 22, 2013 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Number 0

July 11, 2013 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

July 2, 2013 PREM14A

- PREM14A

PREM14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

June 10, 2013 EX-99.1

Frequently Asked Questions

EX-99.1 2 exhibit99-1.htm EXHIBIT 99.1 EXHIBIT 99.1 Frequently Asked Questions Q: What was announced? A: NV Energy has agreed to be acquired by MidAmerican Energy Holdings Company for $23.75 per share in an all-cash transaction. Q: How did this come about? A: The chronology of the transaction will be contained in the proxy statement to be filed with the Securities and Exchange Commission. We expec

June 10, 2013 8-K

Financial Statements and Exhibits, Other Events, 8-K - FORM 8-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) June 10, 2013 Registrant, State of Incorporation, Address of I.R.S. Employer Commission File Principal Executive Offices and Telephone Identification Number Number Number 001-08788 NV ENERGY, INC. 8

June 7, 2013 S-3

- FORM S-3

As filed with the Securities and Exchange Commission on June 6, 2013 Registration No.

June 5, 2013 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

8-K 1 d548190d8k.htm 8-K Table of Contents SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 31, 2013 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identif

June 5, 2013 EX-99.1

For more information, contact Investor Relations: Max Kuniansky: 702.402.5627 or [email protected] Jessica Lucero: 702.402.5612 or [email protected]

EX-99.1 Exhibit 99.1 Investor Fact Sheet May 2013 Utility Merger Application Milestones Filed with Public Utilities Commission of Nevada: May 31, 2013 Expected Commission decision: by November 30, 2013 Key PUCN Approvals Requested • Consolidation of NVE-North and NVE-South into a single utility entity renamed NV Energy Operating Company (wholly owned subsidiary of NV Energy, Inc.) • Consolidation

June 5, 2013 EX-99.4

NV Energy Files General Rate Case for Northern Nevada

EX-99.4 5 d548190dex994.htm EX-99.4 Exhibit 99.4 Contact: Karl Walquist 775-834-3891 Jennifer Schuricht 702-402-5241 NV Energy Files General Rate Case for Northern Nevada LAS VEGAS – June 3, 2013 – NV Energy today submitted to the Public Utilities Commission of Nevada (PUCN) its legally required Electric General Rate Case and accompanying Gas General Rate Case filing for northern Nevada. The filin

June 5, 2013 EX-99.3

For more information, contact Investor Relations: Max Kuniansky: 702.402.5627 or [email protected] Jessica Lucero: 702.402.5612 or [email protected]

EX-99.3 Exhibit 99.3 Investor Fact Sheet June 2013 Rate Filings: NVE-North Milestones • Filing date: June 3, 2013 • Expected Commission decision: within 210 days • Each of the company’s two electric utilities is required to file a general rate case (GRC) every three years. There are no time requirements for the gas division. Test Year • Calendar 2012 with known and measurable adjustments through M

June 5, 2013 EX-99.2

NV Energy Makes One Company Filing with Public Utilities Commission of Nevada

EX-99.2 Exhibit 99.2 Contact: Jennifer Schuricht 702-402-5241 NV Energy Makes One Company Filing with Public Utilities Commission of Nevada Las Vegas (June 3, 2013) – NV Energy filed with the Public Utilities Commission of Nevada a request to consolidate legal and regulatory structures of its two operating subsidiaries, Nevada Power and Sierra Pacific Power Company. This filing is the final step o

May 30, 2013 EX-99.1

May 29, 2013

EX-99.1 Exhibit 99.1 May 29, 2013 Dear NV Energy Customer, On May 29, 2013, we announced that NV Energy will be acquired by MidAmerican Energy Holdings Company, the subsidiary of Berkshire Hathaway whose chairman is Warren Buffett. I invite you to visit our website at www.nvenergy.com, where you can read the press release describing the transaction. As a valued NV Energy customer, it is important

May 30, 2013 EX-99.1

NV ENERGY, INC. 2013 LONG TERM INCENTIVE PLAN Article 1 Establishment, Effective Date, Purpose, Duration, and Glossary

Exhibit 99.1 NV ENERGY, INC. 2013 LONG TERM INCENTIVE PLAN Article 1 Establishment, Effective Date, Purpose, Duration, and Glossary 1.1 Establishment of the Plan. NV Energy, Inc., a Nevada corporation (the “Company”), hereby establishes the NV Energy, Inc. 2013 Long Term Incentive Plan (the “Plan”). The Plan will supersede and replace the Amended and Restated NV Energy, Inc. 2004 Executive Long-Te

May 30, 2013 EX-99.2

To All of Our Employees:

EX-99.2 Exhibit 99.2 To All of Our Employees: A few minutes ago, we announced that NV Energy has agreed to be acquired by MidAmerican Energy Holdings Company for $23.75 per share in cash. The transaction has a total enterprise value of approximately $10 billion. A copy of the press release is below. Today’s announcement represents the beginning of the process. The transaction is currently expected

May 30, 2013 S-8

- FORM S-8

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 NV Energy, Inc. (Exact name of registrant as specified in its charter) NEVADA (State or other jurisdiction of incorporation or organization) 88-0198358 (I.R.S. Employer Identification No.) 6226 West Sahara Drive Las Vegas, Nevada 89146 (702) 402-5000 (Address, in

May 30, 2013 EX-99.3

Executive Forum at 2 p.m.

EX-99.3 4 d546451dex993.htm EX-99.3 Exhibit 99.3 Executive Forum at 2 p.m. We announced today that NV Energy has agreed to be acquired by MidAmerican Energy Holdings Company for $23.75 per share in cash. The transaction has a total enterprise value of approximately $10 billion. A copy of the press release is available here Press Release. Today’s announcement represents the beginning of the process

May 30, 2013 EX-99.1

May 29, 2013

EX-99.1 Exhibit 99.1 May 29, 2013 Dear NV Energy Customer, On May 29, 2013, we announced that NV Energy will be acquired by MidAmerican Energy Holdings Company, the subsidiary of Berkshire Hathaway whose chairman is Warren Buffett. I invite you to visit our website at www.nvenergy.com, where you can read the press release describing the transaction. As a valued NV Energy customer, it is important

May 30, 2013 EX-99.2

To All of Our Employees:

EX-99.2 Exhibit 99.2 To All of Our Employees: A few minutes ago, we announced that NV Energy has agreed to be acquired by MidAmerican Energy Holdings Company for $23.75 per share in cash. The transaction has a total enterprise value of approximately $10 billion. A copy of the press release is below. Today’s announcement represents the beginning of the process. The transaction is currently expected

May 30, 2013 DEFA14A

- 8-K

DEFA14A 1 d546451d8k.htm 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) May 29, 2013 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identif

May 30, 2013 8-K

Financial Statements and Exhibits, Other Events - 8-K

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) May 29, 2013 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Number 1-08788 NV

May 30, 2013 EX-99.3

Executive Forum at 2 p.m.

EX-99.3 Exhibit 99.3 Executive Forum at 2 p.m. We announced today that NV Energy has agreed to be acquired by MidAmerican Energy Holdings Company for $23.75 per share in cash. The transaction has a total enterprise value of approximately $10 billion. A copy of the press release is available here Press Release. Today’s announcement represents the beginning of the process. The transaction is current

May 29, 2013 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) May 29, 2013 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Number 1-08788 NV ENE

May 29, 2013 EX-2.1

AGREEMENT AND PLAN OF MERGER MIDAMERICAN ENERGY HOLDINGS COMPANY, SILVER MERGER SUB, INC. NV ENERGY, INC. Dated as of May 29, 2013 TABLE OF CONTENTS ARTICLE I THE MERGER SECTION 1.01 The Merger 1 SECTION 1.02 Closing 1 SECTION 1.03 Effective Time 2 S

EX-2.1 Exhibit 2.1 EXECUTION COPY AGREEMENT AND PLAN OF MERGER among MIDAMERICAN ENERGY HOLDINGS COMPANY, SILVER MERGER SUB, INC. and NV ENERGY, INC. Dated as of May 29, 2013 TABLE OF CONTENTS ARTICLE I THE MERGER SECTION 1.01 The Merger 1 SECTION 1.02 Closing 1 SECTION 1.03 Effective Time 2 SECTION 1.04 Organizational Documents, Directors and Officers of the Surviving Corporation 2 ARTICLE II EFF

May 29, 2013 EX-99.1

NV Energy to Join MidAmerican Energy Holdings Company

EX-99.1 Exhibit 99.1 FOR IMMEDIATE RELEASE For more information, contact: NV Energy Media: Investors: Rob Stillwell Max Kuniansky 702.334.5683 702.402.5627 Sard Verbinnen & Co Ron Low or Jenny Gore 415.618.8750 MidAmerican Energy Holdings Company Pat Egan 503.956.1491 NV Energy to Join MidAmerican Energy Holdings Company LAS VEGAS, Nevada and DES MOINES, Iowa – May 29, 2013 – MidAmerican Energy Ho

May 29, 2013 EX-2.1

AGREEMENT AND PLAN OF MERGER MIDAMERICAN ENERGY HOLDINGS COMPANY, SILVER MERGER SUB, INC. NV ENERGY, INC. Dated as of May 29, 2013 TABLE OF CONTENTS ARTICLE I THE MERGER SECTION 1.01 The Merger 1 SECTION 1.02 Closing 1 SECTION 1.03 Effective Time 2 S

EX-2.1 Exhibit 2.1 EXECUTION COPY AGREEMENT AND PLAN OF MERGER among MIDAMERICAN ENERGY HOLDINGS COMPANY, SILVER MERGER SUB, INC. and NV ENERGY, INC. Dated as of May 29, 2013 TABLE OF CONTENTS ARTICLE I THE MERGER SECTION 1.01 The Merger 1 SECTION 1.02 Closing 1 SECTION 1.03 Effective Time 2 SECTION 1.04 Organizational Documents, Directors and Officers of the Surviving Corporation 2 ARTICLE II EFF

May 29, 2013 EX-99.1

NV Energy to Join MidAmerican Energy Holdings Company

EX-99.1 Exhibit 99.1 FOR IMMEDIATE RELEASE For more information, contact: NV Energy Media: Investors: Rob Stillwell Max Kuniansky 702.334.5683 702.402.5627 Sard Verbinnen & Co Ron Low or Jenny Gore 415.618.8750 MidAmerican Energy Holdings Company Pat Egan 503.956.1491 NV Energy to Join MidAmerican Energy Holdings Company LAS VEGAS, Nevada and DES MOINES, Iowa – May 29, 2013 – MidAmerican Energy Ho

May 29, 2013 DEFA14A

- FORM 8-K

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) May 29, 2013 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Number 1-087

May 13, 2013 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Entry into a Material Definitive Agreement, Submission of Matters to a Vote of Security Holders

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 8, 2013 Registrant, State of Incorporation, Address of I.R.S. Employer Commission File Principal Executive Offices and Telephone Identification Number Number Number 1-08788 NV ENERGY, INC. 88-01

May 8, 2013 EX-12.3

SIERRA PACIFIC POWER COMPANY

EXHIBIT 12.3 SIERRA PACIFIC POWER COMPANY RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Three Months Ended March 31, Year Ended December 31, 2013 2012 2012 2011 2010 2009 2008 EARNINGS AS DEFINED: Net Income $ 21,904 $ 18,644 $ 84,354 $ 59,886 $ 72,375 $ 73,085 $ 90,582 Income tax expense 11,638 10,243 40,221 31,197 40,404 31,225 37,603 Fixed Charges 16,163 17,864 65,838 70,418 72,815

May 8, 2013 EX-10.1

Date__________________

EXHIBIT 10.1 PRIVATE AND CONFIDENTIAL Date: , 2013 To: [Name] [Job Title] From: Alice A. Cobb Senior Vice President, Human Resources and IT Re: 2013 PERFORMANCE SHARES AWARD The Board of Directors authorized your participation in the NV Energy, Inc. 2004 Executive Long-Term Incentive Plan (the "Plan") for 2013. This document provides a brief summary of your rights under the Plan and the terms and

May 8, 2013 EX-12.2

NEVADA POWER COMPANY

EXHIBIT 12.2 NEVADA POWER COMPANY RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Three Months Ended March 31, Year Ended December 31, 2013 2012 2012 2011 2010 2009 2008 EARNINGS AS DEFINED: Net income $ 5,445 $ (1,316) $ 257,738 $ 132,586 $ 185,943 $ 134,284 $ 151,431 Income tax expense 3,088 (645) 138,113 70,737 91,757 61,652 71,382 Fixed Charges 54,183 56,707 220,470 233,788 240,830

May 8, 2013 EX-10.2

Date__________________

EXHIBIT 10.2 PRIVATE AND CONFIDENTIAL Date: , 2013 To: [Name] [Job Title] From: Alice A. Cobb Senior Vice President, Human Resources and IT Re: 2013 RESTRICTED STOCK UNIT AWARD The Board of Directors authorized your participation in the NV Energy, Inc. 2004 Executive Long-Term Incentive Plan (the "Plan") for 2013. This document provides a brief summary of your rights under the Plan and the terms a

May 8, 2013 EX-12.1

NV ENERGY, INC.

EXHIBIT 12.1 NV ENERGY, INC. RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Three Months Ended March 31, Year Ended December 31, 2013 2012 2012 2011 2010 2009 2008 EARNINGS AS DEFINED: Net Income $ 21,475 $ 12,173 $ 321,946 $ 163,432 $ 226,984 $ 182,936 $ 208,887 Income tax expense 12,027 7,228 166,592 86,915 113,764 75,451 95,354 Fixed Charges 76,947 81,172 312,801 343,719 363,773 360

May 8, 2013 10-Q

NOTE 9. COMMON STOCK AND OTHER PAID-IN CAPITAL

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED March 31, 2013 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Registrant, Address of I.R.S. Employer Prin

May 3, 2013 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

Table of Contents SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 3, 2013 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Number 1-08788 NV

May 3, 2013 EX-99.2

NV ENERGY, INC. CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Dollars in Thousands, Except Share Amounts) Three Months Ended March 31, 2013 2012 OPERATING REVENUES $ 584,222 $ 611,420 OPERATING EXPENSES: Fuel for power generation 147,248 117,035 P

EX-99.2 Earnings Report to the Financial Community First Quarter 2013 Table of Contents Conference call slides.................................................. Quarterly EPS............................................................... Regulatory matters fact sheet.................................... Financial statements and operating statistics.......... Non-GAAP financial measures.............

May 3, 2013 EX-99.1

NV Energy, Inc. Consolidated Results Three Months Ended March 31, Net Income ($ in millions) EPS (diluted) 2013 2012 2013 2012 $ 21.5 $ 12.2 $ 0.09 $ 0.05

EX-99.1 Exhibit 99.1 May 3, 2013 Analyst Contacts: Max Kuniansky, (702) 402-5627 Media Contact: Karl Walquist, (775) 834-3891 NV Energy Reports Financial Results for First Quarter 2013 Highlights: • Earnings aided by weather, lower costs • Earnings guidance of $1.25 to $1.35 per share for 2013 reaffirmed • NV Energize smart grid project nearing completion • ON Line transmission project on track fo

April 10, 2013 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

March 27, 2013 DEF 14A

- DEF 14A

DEF 14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 27, 2013 DEFA14A

- DEFA14A

DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropriate box: ¨ Preliminary Proxy Statement ¨ Confidential, for Use of the Commission Only (as permitted by Rule

February 26, 2013 EX-12.2

NEVADA POWER COMPANY

EXHIBIT 12.2 NEVADA POWER COMPANY RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Year Ended December 31, 2012 2011 2010 2009 2008 EARNINGS AS DEFINED: Net Income $ 257,738 $ 132,586 $ 185,943 $ 134,284 $ 151,431 Income tax expense 138,113 70,737 91,757 61,652 71,382 Fixed Charges 220,470 233,788 240,830 247,290 210,067 Capitalized Interest (allowance for borrowed funds used during cons

February 26, 2013 10-K

10-K

10-K 1 form10-k2.htm NVE 2012 FORM 10-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2012 I.R.S. Employer State of Commission File Registrant, Address of Principal Executive Offices and Telephone Identification No. Incorporation 1-08788 N

February 26, 2013 EX-12.1

NV ENERGY, INC.

EXHIBIT 12.1 NV ENERGY, INC. RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Year Ended December 31, 2012 2011 2010 2009 2008 EARNINGS AS DEFINED: Net Income $ 321,946 $ 163,432 $ 226,984 $ 182,936 $ 208,887 Income tax expense 166,592 86,915 113,764 75,451 95,354 Fixed Charges 312,801 343,719 363,773 360,896 335,868 Capitalized Interest (allowance for borrowed funds used during construc

February 26, 2013 EX-12.3

SIERRA PACIFIC POWER COMPANY

EXHIBIT 12.3 SIERRA PACIFIC POWER COMPANY RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Year Ended December 31, 2012 2011 2010 2009 2008 EARNINGS AS DEFINED: Net Income $ 84,354 $ 59,886 $ 72,375 $ 73,085 $ 90,582 Income tax expense 40,221 31,197 40,404 31,225 37,603 Fixed Charges 65,838 70,418 72,815 74,955 84,478 Capitalized Interest (allowance for borrowed funds used during constru

February 22, 2013 EX-99.1

NV Energy, Inc. Consolidated Results Periods Ended December 31, Net Income (Loss) ($ in millions) EPS (diluted) 2012 2011 2012 2011 Three Months $ 17.2 $ (25.2 ) $ 0.07 $ (0.11 ) 12 Months $ 321.9 $ 163.4 $ 1.35 $ 0.69

EX-99.1 Exhibit 99.1 Analyst Contacts: Max Kuniansky, (702) 402-5627 Britta Carlson, (702) 402-5624 Media Contact: Karl Walquist, (775) 834-3891 NV Energy Reports Fourth Quarter and Full Year 2012 Results; Announces 2013 Earnings Guidance Highlights: • Favorable fourth quarter results despite mild weather • 12-month results in line with earnings guidance • Outlook: stable earnings, sustained free

February 22, 2013 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition - FORM 8-K

Form 8-K Table of Contents SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) February 22, 2013 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Num

February 22, 2013 EX-99.2

Fourth Quarter 2012

Exhibit 99.2 Exhibit 99.2 Earnings Report to the Financial Community NV Energy Fourth Quarter 2012 Table of Contents Page No. Conference call slides 2-14 Quarterly EPS 15 Regulatory matters fact sheet 16 Financial statements and operating statistics 17-24 Non-GAAP financial measures 25-26 Fourth Quarter 2012 Financial Results February 22, 2013 NV Energy Safe Harbor Statement This presentation may

February 20, 2013 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

February 20, 2013 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

February 20, 2013 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

February 20, 2013 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

February 20, 2013 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

February 20, 2013 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

February 20, 2013 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

February 20, 2013 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

February 13, 2013 SC 13G

NVE / Nv Energy, Inc. / VANGUARD GROUP INC Passive Investment

nvenergyinc.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 0 )* Name of issuer: NV Energy Inc Title of Class of Securities: Common Stock CUSIP Number: 67073Y106 Date of Event Which Requires Filing of this Statement: December 31, 2012 Check the appropriate box to designa

February 13, 2013 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers - FORM 8-K

Form 8-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 7, 2013 8-K

Financial Statements and Exhibits, Other Events - FORM 8-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) February 7, 2013 Commission File Registrant, State of Incorporation, Address of I.R.S. Employer Employer Number Principal Executive Offices and Telephone Identification Number Number 1-08788 NV ENER

February 7, 2013 EX-99.1

###

Media Contact: Jennifer Schuricht (702) 402-5241 Analyst Contact: Max Kuniansky (702) 402-5627 NV Energy Increases Quarterly Dividend 12 Percent LAS VEGAS, February 7, 2013 - NV Energy, Inc.

February 6, 2013 SC 13G/A

NVE / Nv Energy, Inc. / FRANKLIN RESOURCES INC Passive Investment

SC 13G/A 1 nven12a4.htm CUSIP NO. 67073Y106 13G Page 1 of 13 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4)* NV ENERGY, INC. (Name of Issuer) Common Stock, $1.00 par value (Title of Class of Securities) 67073Y106 (CUSIP Number) December 31, 2012 (Date of Event Which Requires Filing of this Statement)

January 29, 2013 SC 13G

NVE / Nv Energy, Inc. / JPMORGAN CHASE & CO - NV ENERGY, INC. SC 13G Passive Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(b) NV Energy, Inc.

December 21, 2012 S-8 POS

- FORM S-8 POS

As filed with the Securities and Exchange Commission on December 21, 2012 Registration No.

November 8, 2012 EX-12.1

NV ENERGY, INC.

EXHIBIT 12.1 NV ENERGY, INC. RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Nine Months Ended September 30, Year Ended December 31, 2012 2011 2011 2010 2009 2008 2007 EARNINGS AS DEFINED: Net Income $ 304,782 $ 188,680 $ 163,432 $ 226,984 $ 182,936 $ 208,887 $ 197,295 Income tax expense 165,466 98,639 86,915 113,764 75,451 95,354 87,555 Fixed Charges 236,059 253,954 343,719 363,773 360

November 8, 2012 EX-12.2

NEVADA POWER COMPANY

EXHIBIT 12.2 NEVADA POWER COMPANY RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Nine Months Ended September 30, Year Ended December 31, 2012 2011 2011 2010 2009 2008 2007 EARNINGS AS DEFINED: Net income $ 256,151 $ 161,651 $ 132,586 $ 185,943 $ 134,284 $ 151,431 $ 165,694 Income tax expense 137,328 84,481 70,737 91,757 61,652 71,382 78,352 Fixed Charges 166,129 175,784 233,788 240,830

November 8, 2012 10-Q

NOTE 9. COMMON STOCK AND OTHER PAID-IN CAPITAL

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED September 30, 2012 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Registrant, Address of I.R.S. Employer

November 8, 2012 EX-12.3

SIERRA PACIFIC POWER COMPANY

EXHIBIT 12.3 SIERRA PACIFIC POWER COMPANY RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Nine Months Ended September 30, Year Ended December 31, 2012 2011 2011 2010 2009 2008 2007 EARNINGS AS DEFINED: Net Income $ 65,750 $ 45,424 $ 59,886 $ 72,375 $ 73,085 $ 90,582 $ 65,667 Income tax expense 33,596 23,341 31,197 40,404 31,225 37,603 26,009 Fixed Charges 50,067 52,927 70,418 72,815 74,

November 2, 2012 EX-99.1

NV Energy, Inc. Consolidated Results Periods Ended September 30 Net Income ($ in millions) EPS (diluted) 2012 2011 2012 2011 Three Months $ 223.2 $ 173.5 $ 0.94 $ 0.73 Nine Months 304.8 188.7 1.28 0.80

Press Release Exhibit 99.1 November 2, 2012 Analyst Contacts: Max Kuniansky, (702) 402-5627 Britta Carlson, (702) 402-5624 Media Contact: Karl Walquist, (775) 834-3891 NV Energy Reports Strong Third Quarter Results; Increases Earnings Guidance for 2012 Las Vegas – NV Energy, Inc. (NYSE: NVE) today announced financial results for the three-and nine-month periods ended September 30, 2012. NV Energy,

November 2, 2012 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) November 2, 2012 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Number 1-08788 NV ENERGY, INC.

November 2, 2012 EX-99.2

Third Quarter 2012

Supplemental Slides Third Quarter 2012 Financial Results November 2, 2012 Exhibit 99.

August 20, 2012 S-8

- FORM S-8

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 NV Energy, Inc. (Exact name of registrant as specified in its charter) NEVADA (State or other jurisdiction of incorporation or organization) 88-0198358 (I.R.S. Employer Identification No.) 6226 West Sahara Drive Las Vegas, Nevada 89146 (702) 402-5000 (Address, in

August 20, 2012 EX-99.2

NV Energy, Inc. 2003 Non-Employee Director Stock Plan (as amended and restated)

EX-99.2 6 exhibit99-2.htm EXHIBIT 99.2 Exhibit 99.2 NV Energy, Inc. 2003 Non-Employee Director Stock Plan (as amended and restated) 1. Purpose of the Plan The purpose of the 2003 Non-Employee Director Stock Plan, as amended and restated, is to provide ownership of the Company’s Stock to non-employee members of the Board of Directors in order to improve the Company’s ability to attract and retain h

August 20, 2012 EX-99.1

NV ENERGY, INC. AMENDED AND RESTATED EMPLOYEE STOCK PURCHASE PLAN February 2, 2010

Exhibit 99.1 NV ENERGY, INC. AMENDED AND RESTATED EMPLOYEE STOCK PURCHASE PLAN February 2, 2010 1. PURPOSE NV Energy, Inc. (the “Company”) established the NV Energy Employee Stock Purchase Plan (the “Plan”) for the purpose of providing eligible employees of the Company and any subsidiary thereof with a means of acquiring an equity interest in the Company through accumulated payroll deductions, to

August 20, 2012 EX-99.3

AMENDED AND RESTATED NV ENERGY, INC. 2004 EXECUTIVE LONG-TERM INCENTIVE PLAN (As of January 1, 2011) Article 1. Establishment, Purpose, and Duration

Exhibit 99.3 AMENDED AND RESTATED NV ENERGY, INC. 2004 EXECUTIVE LONG-TERM INCENTIVE PLAN (As of January 1, 2011) Article 1. Establishment, Purpose, and Duration 1.1 Establishment of the Plan. NV Energy, Inc., a Nevada corporation (hereinafter referred to as the “Company”), established an incentive compensation plan known as the NV Energy, Inc. 2004 Executive Long-Term Incentive Plan (hereinafter

August 3, 2012 EX-12.3

SIERRA PACIFIC POWER COMPANY

EXHIBIT 12.3 SIERRA PACIFIC POWER COMPANY RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Six Months Ended June 30, Year Ended December 31, 2012 2011 2011 2010 2009 2008 2007 EARNINGS AS DEFINED: Net Income $ 31,323 $ 20,088 $ 59,886 $ 72,375 $ 73,085 $ 90,582 $ 65,667 Income tax expense 17,075 9,945 31,197 40,404 31,225 37,603 26,009 Fixed Charges 34,077 35,341 70,418 72,815 74,955 84,

August 3, 2012 EX-12.1

NV ENERGY, INC.

EXHIBIT 12.1 NV ENERGY, INC. RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Six Months Ended June 30, Year Ended December 31, 2012 2011 2011 2010 2009 2008 2007 EARNINGS AS DEFINED: Net Income $ 81,612 $ 15,218 $ 163,432 $ 226,984 $ 182,936 $ 208,887 $ 197,295 Income Tax Expense 46,054 7,239 86,915 113,764 75,451 95,354 87,555 Fixed Charges 159,063 170,629 343,719 363,773 360,896 335,8

August 3, 2012 EX-10.2

May 25, 2012

EXHIBIT 10.2 May 25, 2012 Jonathan S. Halkyard 8944 Brook Bay Court Las Vegas, Nevada 89134 Dear Jonathan, On behalf of the Board of Directors, I am pleased to offer you the position of Executive Vice President and Chief Financial Officer for NV Energy (NVE) and its subsidiaries. Your work location will be at NVE headquarters in Las Vegas, Nevada. You will report directly to me in this position an

August 3, 2012 EX-12.2

NEVADA POWER COMPANY

EXHIBIT 12.2 NEVADA POWER COMPANY RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Six Months Ended June 30, Year Ended December 31, 2012 2011 2011 2010 2009 2008 2007 EARNINGS AS DEFINED: Net income $ 60,981 $ 7,043 $ 132,586 $ 185,943 $ 134,284 $ 151,431 $ 165,694 Income Tax Expense 33,574 3,815 70,737 91,757 61,652 71,382 78,352 Fixed Charges 111,754 118,460 233,788 240,830 247,290 21

August 3, 2012 10-Q

NOTE 9. COMMON STOCK AND OTHER PAID-IN CAPITAL

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED June 30, 2012 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Registrant, Address of I.R.S. Employer Princ

August 3, 2012 EX-10.1

NV Energy, Inc. 2003 Non-Employee Director Stock Plan (as amended and restated)

EXHIBIT 10.1 NV Energy, Inc. 2003 Non-Employee Director Stock Plan (as amended and restated) 1. Purpose of the Plan The purpose of the 2003 Non-Employee Director Stock Plan, as amended and restated, is to provide ownership of the Company’s Stock to non-employee members of the Board of Directors in order to improve the Company’s ability to attract and retain highly-qualified individuals to serve as

July 27, 2012 EX-99.2

Second Quarter 2012 Financial Results

Supplemental Slides Exhibit 99.2 Second Quarter 2012 Financial Results July 27, 2012 Safe Harbor Statement This presentation may contain forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995 regarding the future performance of NV Energy, Inc. and its subsidiaries, Nevada Power Company and Sierra Pacific Power Company both d/b/a NV Energy. Forward-loo

July 27, 2012 EX-99.1

NV Energy, Inc. Consolidated Results Periods Ended June 30 Net Income ($ in millions) EPS (diluted) 2012 2011 2012 2011 Three Months $ 69.4 $ 12.9 $ 0.29 $ 0.05 Six Months 81.6 15.2 0.34 0.06

Exhibit 99.1 FOR IMMEDIATE RELEASE July 27, 2012 Analyst Contacts: Max Kuniansky, (702) 402-5627 Britta Carlson, (702) 402-5624 Media Contact: Karl Walquist, (775) 834-3891 NV Energy Second Quarter Results Benefit From Warmer Weather; Earnings Guidance Affirmed Las Vegas – NV Energy, Inc. (NYSE: NVE) today announced financial results for the three- and six-month periods ended June 30, 2012. NV Ene

July 27, 2012 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition - FORM 8-K

Form 8-K Table of Contents SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 27, 2012 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Number

June 29, 2012 8-K

Other Events - FORM 8-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) June 29, 2012 Commission File Registrant, State of Incorporation, Address of I.R.S. Employer Employer Number Principal Executive Offices and Telephone Identification Number Number 1-08788 NV ENERGY,

June 18, 2012 CORRESP

-

June 18, 2012 VIA EDGAR William H. Thompson Accounting Branch Chief Securities and Exchange Commission 100 F Street, N.E. Washington, D.C. 20549 Re: NV Energy, Inc. Nevada Power Company Sierra Pacific Power Company Form 10-K for Fiscal Year Ended December 31, 2011 Filed February 24, 2012 File Nos. 1-08788, 2-28348 and 0-00508 Dear Mr. Thompson: NV Energy, Inc. (“the Company”) has received your let

June 1, 2012 EX-99.1

NV ENERGY ANNOUNCES SENIOR LEADERSHIP CHANGES Dilek Samil Named Chief Operating Officer Jonathan S. Halkyard to Join Company as Chief Financial Officer

EX-99.1 2 exhibit99-1.htm EXHIBIT 99.1 EXHIBIT 99.1 FOR IMMEDIATE RELEASE Media Contacts: NV Energy NV Energy Jennifer Schuricht Rob Stillwell [email protected] [email protected] 702.402.5241 702.402.5683 NV ENERGY ANNOUNCES SENIOR LEADERSHIP CHANGES Dilek Samil Named Chief Operating Officer Jonathan S. Halkyard to Join Company as Chief Financial Officer MAY 30, 2012 – Las Vegas – NV E

June 1, 2012 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits - FORM 8-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 29, 2012 Registrant, State of Incorporation, Address of I.R.S. Employer Commission File Principal Executive Offices and Telephone Identification Number Number Number 1-08788 NV ENERGY, INC. 88-0

May 15, 2012 EX-99.1

NVE 3.0

EX-99.1 NVE 3.0 Investor Meetings New York May 15-16, 2012 Exhibit 99.1 2 Table of Contents Page No. Presentation Supplemental Material Earnings per Share …………………………….. 34 Energy Supply ………………………………….. 35 Energy Delivery………………………………….. Energy Strategy………………………………….. Regulation………………………………………... Other………………………………………………. 4 - 32 .………………………………………….. 36 – 37 38 - 45 46 - 50 51 - 52 3 Safe Harbor Statem

May 15, 2012 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 15, 2012 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Number 1-08788 NV ENERGY, INC. 88-0

May 14, 2012 EX-14.1

EX-14.1 — Amended and Restated Code of Ethics for Financial Executives, dated May 10, 2012.

EXHIBIT 14.1 Code of Ethics for Financial Executives NV Energy, Inc. (together with each of its subsidiaries, the “Company” or “NV Energy”) has adopted the following Code of Ethics, which applies to certain Company Financial Executives, to promote honest and ethical conduct and compliance with applicable laws, rules, and regulations, particularly as related to the maintenance of financial records,

May 14, 2012 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Amendment to Registrant's Code of Ethics, or Waiver of a Provision of the Code of Ethics, Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders - FORM 8-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 10, 2012 Registrant, State of Incorporation, Address of I.R.S. Employer Commission File Principal Executive Offices and Telephone Identification Number Number Number 1-08788 NV ENERGY, INC. 88-0

May 8, 2012 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition - 8-K

8-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 7, 2012 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Number 1-08788 NV ENERGY, INC. 8

May 8, 2012 EX-12.1

NV ENERGY, INC.

EXHIBIT 12.1 NV ENERGY, INC. RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Three Months Ended March 31, Year Ended December 31, 2012 2011 2011 2010 2009 2008 2007 EARNINGS AS DEFINED: Net Income $ 12,173 $ 2,330 $ 163,432 $ 226,984 $ 182,936 $ 208,887 $ 197,295 Income tax expense (benefit) 7,228 (725) 86,915 113,764 75,451 95,354 87,555 Fixed Charges 81,172 85,372 343,719 363,773 360,

May 8, 2012 EX-10.2

$250,000,000 CREDIT AGREEMENT Dated as of March 23, 2012 among SIERRA PACIFIC POWER COMPANY d/b/a NV ENERGY, as Borrower and THE LENDERS PARTY HERETO and WELLS FARGO BANK, NATIONAL ASSOCIATION, as Administrative Agent, Swingline Lender and an Issuing

EXHIBIT 10.2 $250,000,000 CREDIT AGREEMENT Dated as of March 23, 2012 among SIERRA PACIFIC POWER COMPANY d/b/a NV ENERGY, as Borrower and THE LENDERS PARTY HERETO and WELLS FARGO BANK, NATIONAL ASSOCIATION, as Administrative Agent, Swingline Lender and an Issuing Bank WELLS FARGO SECURITIES, LLC, J.P. MORGAN SECURITIES LLC and MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED as Joint Lead Arrang

May 8, 2012 EX-10.1

$500,000,000 CREDIT AGREEMENT Dated as of March 23, 2012 among NEVADA POWER COMPANY d/b/a NV ENERGY, as Borrower and THE LENDERS PARTY HERETO and WELLS FARGO BANK, NATIONAL ASSOCIATION, as Administrative Agent, Swingline Lender and an Issuing Bank WE

EXHIBIT 10.1 $500,000,000 CREDIT AGREEMENT Dated as of March 23, 2012 among NEVADA POWER COMPANY d/b/a NV ENERGY, as Borrower and THE LENDERS PARTY HERETO and WELLS FARGO BANK, NATIONAL ASSOCIATION, as Administrative Agent, Swingline Lender and an Issuing Bank WELLS FARGO SECURITIES, LLC, J.P. MORGAN SECURITIES LLC and MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED as Joint Lead Arrangers and

May 8, 2012 10-Q

NOTE 9. DIVIDENDS

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED March 31, 2012 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Registrant, Address of I.R.S. Employer Prin

May 8, 2012 EX-99.2

First Quarter 2012 Financial Results

EX-99.2 Exhibit 99.2 First Quarter 2012 Financial Results May 8, 2012 Safe Harbor Statement This presentation may contain forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995 regarding the future performance of NV Energy, Inc. and its subsidiaries, Nevada Power Company and Sierra Pacific Power Company both d/b/a NV Energy. Forward-looking statements

May 8, 2012 EX-12.2

NEVADA POWER COMPANY

EXHIBIT 12.2 NEVADA POWER COMPANY RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Three Months Ended March 31, Year Ended December 31, 2012 2011 2011 2010 2009 2008 2007 EARNINGS AS DEFINED: Net Income (loss) $ (1,316) $ (9,020) $ 132,586 $ 185,943 $ 134,284 $ 151,431 $ 165,694 Income tax expense (benefit) (645) (4,933) 70,737 91,757 61,652 71,382 78,352 Fixed Charges 56,707 59,126 233,

May 8, 2012 EX-99.1

NV Energy, Inc. Consolidated Results Three Months Ended March 31, Net Income EPS ($ in millions) (diluted) 2012 2011 2012 2011 $12.2 $2.3 $0.05 $0.01

EX-99.1 Exhibit 99.1 FOR IMMEDIATE RELEASE May 8, 2012 Analyst Contacts: Max Kuniansky, (702) 402-5627 Britta Carlson, (702) 402-5624 Media Contact: Karl Walquist, (775) 834-3891 NV Energy Reports First Quarter Earnings, Increases Dividend 31% and Initiates Earnings Guidance Las Vegas – NV Energy, Inc. (NYSE: NVE) today announced financial results for the three months ended March 31, 2012. NV Ener

May 8, 2012 EX-12.3

SIERRA PACIFIC POWER COMPANY

EXHIBIT 12.3 SIERRA PACIFIC POWER COMPANY RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Three Months Ended March 31, Year Ended December 31, 2012 2011 2011 2010 2009 2008 2007 EARNINGS AS DEFINED: Net Income $ 18,644 $ 16,576 $ 59,886 $ 72,375 $ 73,085 $ 90,582 $ 65,667 Income tax expense 10,243 8,318 31,197 40,404 31,225 37,603 26,009 Fixed Charges 17,864 17,834 70,418 72,815 74,955

April 17, 2012 8-K

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 13, 2012 Commission File Registrant, State of Incorporation, Address of I.R.S. Employer Employer Number Principal Executive Offices and Telephone Identification Number Number 1-08788 NV ENERGY

March 30, 2012 8-K

Other Events - 8-K

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 30, 2012 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number IRS Employer Identification No. 1-08788 NV ENE

March 27, 2012 DEF 14A

- DEFINITIVE PROXY STATEMENT

Definitive Proxy Statement Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 27, 2012 DEFA14A

- DEFA14A

DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropriate box: ¨ Preliminary Proxy Statement ¨ Confidential, for Use of the Commission Only (as permitted by Rule

March 27, 2012 8-K

Entry into a Material Definitive Agreement, Termination of a Material Definitive Agreement, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant - FORM 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 23, 2012 Registrant, State of Incorporation, Address of IRS Employer Commission File Principal Executive Offices and Telephone Identification Number Number No. 1-08788 NV ENERGY,

February 24, 2012 EX-10.1

*(10.1) Collective Bargaining Agreement dated as of September 1, 2011, effective through January 31, 2013, between Nevada Power Company and the International Brotherhood of Electrical Workers Local Union No. 396.

Collective Bargaining Agreement NV Energy 6226 W Sahara Ave Las Vegas, NV 89151-0001 (702) 402-5000 Effective 09/01/2011 – 01/31/2013 IBEW Local 396 3520 Boulder Highway Las Vegas, NV 89121 (702) 457-3011 NV Energy – IBEW L396 Collective Bargaining Agreement 09/01/2011– 01/31/2013 Table of Contents GENERAL AGREEMENT.

February 24, 2012 EX-12.3

*(12.3) Statement regarding computation of Ratios of Earnings to Fixed Charges.

EXHIBIT 12.3 SIERRA PACIFIC POWER COMPANY RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Year Ended December 31, 2011 2010 2009 2008 2007 EARNINGS AS DEFINED: Net Income $ 59,886 $ 72,375 $ 73,085 $ 90,582 $ 65,667 Income tax expense 31,197 40,404 31,225 37,603 26,009 Fixed Charges 70,418 72,815 74,955 84,478 75,655 Capitalized Interest (allowance for borrowed funds used during constru

February 24, 2012 EX-12.2

*(12.2) Statement regarding computation of Ratios of Earnings to Fixed Charges.

EXHIBIT 12.2 NEVADA POWER COMPANY RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Year Ended December 31, 2011 2010 2009 2008 2007 EARNINGS AS DEFINED: Net Income $ 132,586 $ 185,943 $ 134,284 $ 151,431 $ 165,694 Income tax expense 70,737 91,757 61,652 71,382 78,352 Fixed Charges 233,788 240,830 247,290 210,067 190,836 Capitalized Interest (allowance for borrowed funds used during const

February 24, 2012 EX-12.1

*(12.1) Statement regarding computation of Ratios of Earnings to Fixed Charges.

EXHIBIT 12.1 NV ENERGY, INC. RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Year Ended December 31, 2011 2010 2009 2008 2007 EARNINGS AS DEFINED: Net Income $ 163,432 $ 226,984 $ 182,936 $ 208,887 $ 197,295 Income tax expense 86,915 113,764 75,451 95,354 87,555 Fixed Charges 343,719 363,773 360,896 335,868 310,876 Capitalized Interest (allowance for borrowed funds used during construct

February 24, 2012 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2011

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2011 I.R.S. Employer State of Commission File Registrant, Address of Principal Executive Offices and Telephone Identification No. Incorporation 1-08788 NV ENERGY, INC. 88-0198358 Nevada 6226 We

February 21, 2012 EX-99.1

NV Energy, Inc. Consolidated Results Periods Ended December 31, Net Income (Loss) ($ in millions) EPS (diluted) 2011 2010 2011 2010 Three Months $ (25.2 ) $ 14.2 $ (0.11 ) $ 0.06 12 Months $ 163.4 $ 227.0 $ 0.69 $ 0.96

Press Release dated February 21, 2012 Exhibit 99.1 Analyst Contacts: Max Kuniansky, (702) 402-5627 Britta Carlson, (702) 402-5624 Media Contact: Karl Walquist, (775) 834-3891 NV Energy Reports Financial Results for 2011 LAS VEGAS, February 21, 2012 – NV Energy, Inc. (NYSE: NVE) today announced financial results for the three and 12 months ended December 31, 2011. NV Energy, Inc. Consolidated Resul

February 21, 2012 EX-99.2

Fourth Quarter 2011 Earnings Call Supplemental Slides

Supplemental Slides dated February 21, 2012 Exhibit 99.2 Fourth Quarter 2011 Earnings Call Supplemental Slides February 21, 2012 Fourth Quarter Financial Results NV Energy Consolidated Net Income (Loss) $14.2 $ millions $(25.2) 2010 2011 EPS diluted $0.06 $(0.11) 2010 2011 Gross Margin $ millions $315.0 $315.5 Major Drivers Q4 2011 vs. Q4 2010 Pre-Tax After Tax Gross Margin: ($ millions) EPS Impac

February 21, 2012 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition - FORM 8-K

Form 8-K Table of Contents SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) February 21, 2012 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Num

February 13, 2012 SC 13G/A

NVE / Nv Energy, Inc. / PRICE T ROWE ASSOCIATES INC /MD/ - NVE AS OF 12/31/11 Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* NV ENERGY INC (Name of Issuer) COMMON STOCK (Title of Class of Securities) 67073Y106 (CUSIP Number) December 31, 2011 (Date of Event which Requires Filing of Statement) Check the appropriate box to designate the Rule pursuant to which this Schedule is fi

February 13, 2012 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers - FORM 8-K

Form 8-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) February 10, 2012 Commission File Number Registrant, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Number State of Incorporation 1-08788 NV ENER

February 10, 2012 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers - FORM 8-K

Form 8-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 10, 2012 EX-24.1

EX-24.1

POWER OF ATTORNEY Know all by these present that the undersigned hereby constitutes and appoints Paul J.

February 8, 2012 SC 13G/A

NVE / Nv Energy, Inc. / FRANKLIN RESOURCES INC Passive Investment

SC 13G/A 1 nven11a3.htm CUSIP NO. 67073Y106 13G Page 1 of 13 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3)* NV ENERGY, INC. (Name of Issuer) Common Stock, $1.00 par value (Title of Class of Securities) 67073Y106 (CUSIP Number) December 31, 2011 (Date of Event Which Requires Filing of this Statement)

February 3, 2012 8-K

Regulation FD Disclosure - FORM 8-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) February 3, 2012 Commission File Registrant, State of Incorporation, Address of I.R.S. Employer Employer Number Principal Executive Offices and Telephone Identification Number Number 1-08788 NV ENER

January 12, 2012 SC 13G/A

NVE / Nv Energy, Inc. / JPMORGAN CHASE & CO - NV ENERGY, INC. Passive Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G/A (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(b) ( AMENDMENT 1) NV Energy, Inc.

December 30, 2011 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

Table of Contents SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) December 23, 2011 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Number 1-087

December 30, 2011 EX-99.1

For more information, contact NV Energy Investor Relations: Max Kuniansky: 702.402.5627 or [email protected] Britta Carlson: 702.402.5624 or [email protected]

Investor Fact Sheet Exhibit 99.1 Docket No. 11-06006 Timeline • Each of the company’s two utilities is required to file a general rate case every three years. • Application filed: June 6, 2011. • Commission decision date: December 21, 2011. • New rates effective: January 1, 2012. Test Year Calendar 2010, with known and measurable adjustments through May 31, 2011. Capital Structure (granted; percen

December 19, 2011 8-K

Regulation FD Disclosure

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 16, 2011 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Number 1-08788 NV ENERGY, INC

November 2, 2011 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED September 30, 2011 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Registrant, Address of I.R.S. Employer

November 2, 2011 EX-12.2

NEVADA POWER COMPANY

EXHIBIT 12.2 NEVADA POWER COMPANY RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Nine Months Ended September 30, Year Ended December 31, 2011 2010 2010 2009 2008 2007 2006 EARNINGS AS DEFINED: Net Income (loss) $ 161,651 $ 176,386 $ 185,943 $ 134,284 $ 151,431 $ 165,694 $ 224,540 Income tax expense (benefit) 84,481 90,416 91,757 61,652 71,382 78,352 117,510 Fixed Charges 175,784 181,04

November 2, 2011 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

Table of Contents SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) November 2, 2011 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Employer Identification Numb

November 2, 2011 EX-10.1

Loan Agreement dated October 7, 2011 by and among NV Energy, Inc., JPMorgan Chase Bank, N.A., as administrative agent, and PNC Bank National Association and U.S. Bank National Association, as Co-Documentation Agents.

EXHIBIT 10.1 EXECUTION COPY J.P. Morgan LOAN AGREEMENT dated as of October 7, 2011 among NV ENERGY, INC. The Lenders Party Hereto JPMORGAN CHASE BANK, N.A. as Administrative Agent and PNC Bank, National Association and U.S. Bank National Association as Co-Documentation Agents J.P. MORGAN SECURITIES LLC as Sole Bookrunner and Sole Lead Arranger TABLE OF CONTENTS Page ARTICLE I Definitions 1 SECTION

November 2, 2011 EX-12.1

NV ENERGY, INC.

EXHIBIT 12.1 NV ENERGY, INC. RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Nine Months Ended September 30, Year Ended December 31, 2011 2010 2010 2009 2008 2007 2006 EARNINGS AS DEFINED: Net Income (loss) $ 188,680 $ 212,771 $ 226,984 $ 182,936 $ 208,887 $ 197,295 $ 279,792 Income tax expense (benefit) 98,639 112,252 113,764 75,451 95,354 87,555 145,605 Fixed Charges 253,954 265,066 3

November 2, 2011 EX-3.1

Bylaws of NV Energy, Inc., as amended through October 28, 2011.

EXHIBIT 3.1 [This record is a complete composite copy of the Bylaws of NV Energy, Inc., containing all amendments through October 28, 2011] BY-LAWS OF NV ENERGY, INC. (Amended: January 15, 1985) (Amended: May 20, 1985) (Amended: June 30, 1988) (Amended: October 2, 1989) (Amended: November 27, 1989) (Amended: January 11, 1990) (Amended: June 22, 1990) (Amended: October 4, 1990) (Amended: May 20, 19

November 2, 2011 EX-12.3

SIERRA PACIFIC POWER COMPANY

EXHIBIT 12.3 SIERRA PACIFIC POWER COMPANY RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Nine Months Ended September 30, Year Ended December 31, 2011 2010 2010 2009 2008 2007 2006 EARNINGS AS DEFINED: Net Income (loss) $ 45,424 $ 52,897 $ 72,375 $ 73,085 $ 90,582 $ 65,667 $ 57,709 Income tax expense (benefit) 23,341 30,066 40,404 31,225 37,603 26,009 27,829 Fixed Charges 52,927 55,034

November 2, 2011 EX-99.2

EX-99.2 Supplemental Slides dated November 2, 2011

exv99w2 Exhibit 99.2 Third Quarter 2011 Earnings Call Supplemental Slides DRAFT 4 November 2, 2011 Third Quarter Financial Results NV Energy Consolidated Major Drivers Q3 2011 vs. Q3 2010 * A revision to the September 30, 2010 Form 10-Q as disclosed in 2010 Form 10-K. Pre-Tax After Tax Gross Margin: ($ millions) EPS Impact Energy efficiency recovery $ 23.1 $ 0.06 Retail margin 5.5 0.02 California

November 2, 2011 EX-99.1

NV Energy, Inc. Consolidated Results Periods Ended September 30 Net Income EPS ($ in millions) (diluted) 2011 2010 2011 2010 Three Months $ 173.5 $ 177.5 $ 0.73 $ 0.75 Nine Months $ 188.7 $ 212.8 $ 0.80 $ 0.90

exv99w1 Exhibit 99.1 FOR IMMEDIATE RELEASE November 2, 2011 Analyst Contacts: Max Kuniansky, (702) 402-5627 Britta Carlson, (702) 402-5624 Media Contact: Karl Walquist, (775) 834-3891 NV Energy Reports Third Quarter Earnings Las Vegas — NV Energy, Inc. (NYSE: NVE) today announced financial results for the three months and nine months ended September 30, 2011. NV Energy, Inc. Consolidated Results P

October 17, 2011 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

October 7, 2011 8-K

Entry into a Material Definitive Agreement, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) October 7, 2011 Registrant, State of Incorporation, Address of I.R.S. Employer Commission File Number Principal Executive Offices and Telephone Number Identification Number 1-08788 NV

October 5, 2011 8-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) September 29, 2011 Registrant, State of Incorpor

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) September 29, 2011 Registrant, State of Incorporation, Address of I.R.S. Employer Commission File Principal Executive Offices and Telephone Identification Number Number Number 1-08788 NV ENERGY, INC

August 9, 2011 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

August 9, 2011 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

August 8, 2011 EX-99.1

RECONCILIATION OF NON-GAAP FINANCIAL MEASURES

EXHIBIT 99.1 EBITDA represents net income before interest, taxes, depreciation and amortization. EBITDA is presented here because NV Energy, Inc. (the “Company”) considers it a supplemental measure of its performance and believes debt-holders frequently use EBITDA to analyze operating performance and debt service capacity. EBITDA has limitations as an analytical tool, and you should not consider i

August 8, 2011 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

August 8, 2011 8-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) August 8, 2011

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) August 8, 2011 Registrant, State of Incorporation, Address of I.R.S. Employer Commission File Principal Executive Offices and Telephone Identification Number Number Number 1-08788 NV ENERGY, INC. 88

August 8, 2011 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

August 8, 2011 EX-99.2

RECONCILIATION OF NON-GAAP FINANCIAL MEASURES

EXHIBIT 99.2 Funds from Operations (“FFO”) and Adjusted FFO, which is FFO adjusted to account for cash inflows or outflows associated with the deferred energy accounts, are presented here because NV Energy, Inc. (the “Company”) believes that these measures are useful to investors because the rating agencies use these measures when determining a company’s credit ratings. The cost of the Company’s d

August 5, 2011 EX-12.2

Statement regarding computation of Ratios of Earnings to Fixed Charges.

EXHIBIT 12.2 NEVADA POWER COMPANY RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Six Months Ended June 30, Year Ended December 31, 2011 2010 2010 2009 2008 2007 2006 EARNINGS AS DEFINED: Net income $ 7,043 $ 17,458 $ 185,943 $ 134,284 $ 151,431 $ 165,694 $ 224,540 Income tax expense 3,815 8,879 91,757 61,652 71,382 78,352 117,510 Fixed Charges 118,460 119,868 240,830 247,290 210,067 19

August 5, 2011 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED June 30, 2011 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Registrant, Address of I.R.S. Employer Princ

August 5, 2011 EX-12.1

Statement regarding computation of Ratios of Earnings to Fixed Charges.

EXHIBIT 12.1 NV ENERGY, INC. RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Six Months Ended June 30, Year Ended December 31, 2011 2010 2010 2009 2008 2007 2006 EARNINGS AS DEFINED: Net Income $ 15,218 $ 35,225 $ 226,984 $ 182,936 $ 208,887 $ 197,295 $ 279,792 Income tax expense 7,239 18,151 113,764 75,451 95,354 87,555 145,605 Fixed Charges 170,629 176,486 363,773 360,896 335,868 310,

August 5, 2011 EX-12.3

Statement regarding computation of Ratios of Earnings to Fixed Charges.

EXHIBIT 12.3 SIERRA PACIFIC POWER COMPANY RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Six Months Ended June 30, Year Ended December 31, 2011 2010 2010 2009 2008 2007 2006 EARNINGS AS DEFINED: Net Income $ 20,088 $ 28,435 $ 72,375 $ 73,085 $ 90,582 $ 65,667 $ 57,709 Income Taxes 9,945 15,693 40,404 31,225 37,603 26,009 27,829 Fixed Charges 35,341 37,292 72,815 74,955 84,478 75,655 79

August 5, 2011 EX-10.1

Amended and Restated Articles of Incorporation of NV Energy, Inc. effective May 9, 2011.

EXHIBIT 10.1 AMENDED AND RESTATED ARTICLES OF INCORPORATION OF NV ENERGY, INC. Effective Date: May 9, 2011 History of Changes Original Articles Filed December 12, 1983 Amended-Restated Articles on July 11, 1985 and Filed August 14, 1985 Amended-Restated Articles on May 18, 1987 and Filed October 23, 1987 Amended-Restated Articles on May 16, 1989 and Filed May 22, 1989 Amended-Restated Articles on

August 4, 2011 S-8 POS

As filed with the Securities and Exchange Commission on August 4, 2011

S-8 POS 1 b87551sv8pos.htm FORM S-8 POS As filed with the Securities and Exchange Commission on August 4, 2011 Registration No. 333-146822 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST EFFECTIVE AMENDMENT NO. 3 TO Form S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 NV Energy, Inc. (Exact name of registrant as specified in its charter) NEVADA (State or ot

August 4, 2011 EX-99.3

AMENDED AND RESTATED NV ENERGY, INC. 2004 EXECUTIVE LONG-TERM INCENTIVE PLAN (As of January 1, 2011) Article 1. Establishment, Purpose, and Duration

EX-99.3 2 b87551exv99w3.htm EX-99.3 Exhibit 99.3 AMENDED AND RESTATED NV ENERGY, INC. 2004 EXECUTIVE LONG-TERM INCENTIVE PLAN (As of January 1, 2011) Article 1. Establishment, Purpose, and Duration 1.1 Establishment of the Plan. NV Energy, Inc., a Nevada corporation (hereinafter referred to as the “Company”), established an incentive compensation plan known as the NV Energy, Inc. 2004 Executive Lo

August 1, 2011 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

Table of Contents SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) August 1, 2011 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. Employer Identification Number 1-08788

August 1, 2011 EX-99.1

NV Energy Consolidated Results Periods ended June 30 Net Income Earnings ($ Millions) Per Share (Diluted) 2011 2010 2011 2010 Three Months $ 12.9 $ 36.9 $ 0.05 $ 0.16 Six Months $ 15.2 $ 35.2 $ 0.06 $ 0.15

exv99w1 Exhibit 99.1 FOR IMMEDIATE RELEASE August 1, 2011 Analyst Contacts: Max Kuniansky, (702) 402-5627 Britta Carlson, (702) 402-5624 Media Contact: Karl Walquist, (775) 834-3891 NV Energy Reports Second Quarter Earnings Las Vegas — NV Energy, Inc. (NYSE: NVE) today announced financial results for the three months and six months ended June 30, 2011. NV Energy Consolidated Results Periods ended

August 1, 2011 EX-99.2

EX-99.2

exv99w2 Exhibit 99.2 Second Quarter 2011 Earnings Call Supplemental Slides August 1, 2011 Second Quarter Financial Results NV Energy Consolidated Major Drivers Q2 2011 vs. Q2 2010 * EEIR = Energy efficiency implementation rate. Total pre-tax adjustment = $8.6 million. Cooling Degree Days NV Energy South Reduced usage in the second quarter 2011 was largely due to lower temperatures in June. Quarter

June 7, 2011 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

May 27, 2011 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

May 27, 2011 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

May 25, 2011 8-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 23, 2011 Registrant, State of Incorporation,

e8vk Table of Contents SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 23, 2011 Registrant, State of Incorporation, Address of I.R.S. Commission File Principal Executive Offices and Telephone Identification Number Number Number 1-08788 NV ENE

May 20, 2011 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

May 17, 2011 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

May 12, 2011 8-K

Current Report

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported) May 12, 2011 Commission File Registrant, State of I.R.S. employer Number Incorporation, Address Identification of Principal Executive Number Offices and Telephone Number 1-08788 NV ENERGY, INC. 88-0

May 10, 2011 8-K

Financial Statements and Exhibits, Other Events

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported) May 9, 2011 Commission File Number Registrant, State of Incorporation, Address of Principal Executive Offices and Telephone Number I.R.S. employer Identification Number 1-08788 NV ENERGY, INC. Nevad

May 10, 2011 EX-1.1

NEVADA POWER COMPANY D/B/A NV ENERGY (a Nevada corporation) 5.45% General and Refunding Mortgage Notes, Series Y, due 2041 PURCHASE AGREEMENT

exv1w1 Exhibit 1.1 NEVADA POWER COMPANY D/B/A NV ENERGY (a Nevada corporation) $250,000,000 5.45% General and Refunding Mortgage Notes, Series Y, due 2041 PURCHASE AGREEMENT Dated: May 9, 2011 TABLE OF CONTENTS Page SECTION 1. Representations and Warranties by the Company 3 (a) Representations and Warranties 3 (i) Status as a Well-Known Seasoned Issuer 3 (ii) Registration Statement, Prospectus and

May 10, 2011 EX-4.1

NEVADA POWER COMPANY d/b/a NV Energy OFFICER?S CERTIFICATE May __, 2011

exv4w1 Exhibit 4.1 NEVADA POWER COMPANY d/b/a NV Energy OFFICER’S CERTIFICATE May , 2011 I, the undersigned officer of Nevada Power Company d/b/a NV Energy (the “Company”), do hereby certify that I am an Authorized Officer of the Company as such term is defined in the Indenture (as defined herein). I am delivering this certificate pursuant to the authority granted in the Board Resolutions of the C

May 10, 2011 EX-25.1

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE CHECK IF AN APPLICATION TO DETERMINE ELIGIBILITY OF A TRUSTE

exv25w1 Exhibit 25.1 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE CHECK IF AN APPLICATION TO DETERMINE ELIGIBILITY OF A TRUSTEE PURSUANT TO SECTION 305(b)(2) o THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. (Exact name of trustee as specified in its char

May 6, 2011 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

May 6, 2011 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

May 5, 2011 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

May 5, 2011 EX-99.1

RECONCILIATION OF NON-GAAP FINANCIAL MEASURES

EXHIBIT 99.1 EBITDA represents net income (loss) before interest, taxes, depreciation and amortization. EBITDA is presented here because NV Energy, Inc. (the ?Company?) considers it a supplemental measure of its performance and believes debt-holders frequently use EBITDA to analyze operating performance and debt service capacity. EBITDA has limitations as an analytical tool, and you should not con

May 5, 2011 EX-24.1

EX-24.1

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

May 5, 2011 EX-99.2

RECONCILIATION OF NON-GAAP FINANCIAL MEASURES

EXHIBIT 99.2 Funds from Operations (“FFO”) and Adjusted FFO, which is FFO adjusted to account for cash inflows or outflows associated with the deferred energy accounts, are presented here because NV Energy, Inc. (the “Company”) believes that these measures are useful to investors because the rating agencies use these measures when determining a company’s credit ratings. The cost of the Company’s d

May 5, 2011 EX-12.2

Statement regarding computation of Ratios of Earnings to Fixed Charges.

EXHIBIT 12.2 NEVADA POWER COMPANY RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Three Months Ended March 31, Year Ended December 31, 2011 2010 2010 2009 2008 2007 2006 EARNINGS AS DEFINED: Net income (loss) $ (9,020 ) $ (12,326 ) $ 185,943 $ 134,284 $ 151,431 $ 165,694 $ 224,540 Income tax expense (benefit) (4,933 ) (4,119 ) 91,757 61,652 71,382 78,352 117,510 Fixed Charges 59,126 59,

May 5, 2011 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Britta Carlson as his or her true and lawful attorney-in-fact to: (1) execute for and on behalf of the undersigned, Forms 3, 4, and 5 in accordance with Section 16(a) of the Securities Exchange Act of 1934 and the rules thereunder; (2) do and perform any and all acts for and on behalf of the undersign

May 5, 2011 EX-24.1

EX-24.1

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

May 5, 2011 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

May 5, 2011 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

May 5, 2011 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

May 5, 2011 EX-12.3

Statement regarding computation of Ratios of Earnings to Fixed Charges.

EXHIBIT 12.3 SIERRA PACIFIC POWER COMPANY RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Three Months Ended March 31, Year Ended December 31, 2011 2010 2010 2009 2008 2007 2006 EARNINGS AS DEFINED: Net Income $ 16,576 $ 17,120 $ 72,375 $ 73,085 $ 90,582 $ 65,667 $ 57,709 Income Taxes 8,318 7,676 40,404 31,225 37,603 26,009 27,829 Fixed Charges 17,834 18,700 72,815 74,955 84,478 75,655

May 5, 2011 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

May 5, 2011 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED March 31, 2011 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Registrant, Address of I.R.S. Employer Prin

May 5, 2011 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 5, 2011 Registrant, State of Incorporation, Address of I.R.S. Employer Commission File Principal Executive Offices and Telephone Identification Number Number Number 1-08788 NV ENERGY, INC. 88-01

May 5, 2011 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

May 5, 2011 EX-12.1

Statement regarding computation of Ratios of Earnings to Fixed Charges.

EXHIBIT 12.1 NV ENERGY, INC. RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in Thousands) Three Months Ended March 31, Year Ended December 31, 2011 2010 2010 2009 2008 2007 2006 EARNINGS AS DEFINED: Net Income $ 2,330 $ (1,721 ) $ 226,984 $ 182,936 $ 208,887 $ 197,295 $ 279,792 Income tax expense (benefit) (725 ) 1,256 113,764 75,451 95,354 87,555 145,605 Fixed Charges 85,372 87,509 363,773 360,896

May 5, 2011 EX-24.1

EX-24.1

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

May 5, 2011 EX-24.1

EX-24.1

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

May 5, 2011 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

May 4, 2011 8-K

Submission of Matters to a Vote of Security Holders

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 3, 2011 Registrant, State of Incorporation, Address of I.R.S. Employer Commission File Principal Executive Offices and Telephone Identification Number Number Number 1-08788 NV ENERGY, INC. 88-01

April 29, 2011 EX-99.1

NV ENERGY, INC. CONSOLIDATED STATEMENTS OF OPERATIONS (Dollars in Thousands, Except Per Share Amounts) (unaudited) Three Months Ended March 31, 2011 2010 OPERATING REVENUES $ 640,983 $ 714,489 OPERATING EXPENSES: Fuel for power generation 146,338 221

exv99w1 Exhibit 99.1 FOR IMMEDIATE RELEASE April 29, 2011 Analyst Contact: Britta Carlson, (702) 402-5624 Media Contact: Karl Walquist, (775) 834-3891 NV Energy, Inc., Reports First Quarter 2011 Earnings Las Vegas — NV Energy, Inc. (NYSE: NVE) today announced consolidated net income of $2.3 million, or one cent per share diluted, for the period ended March 31, 2011, compared with a consolidated ne

April 29, 2011 8-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 29, 2011 Registrant, State of Incorporatio

e8vk Table of Contents SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 29, 2011 Registrant, State of Incorporation, Address of I.R.S. Employer Commission File Principal Executive Offices and Telephone Identification Number Number Number 1-0

April 29, 2011 EX-99.2

EX-99.2

exv99w2 Exhibit 99.2 NV Energy, Inc. First Quarter 2011 Earnings Call Supplemental Slides April 29, 2011 NVE Earnings Summary Closed on the California asset sale January 1, 2011 Energy Efficiency Rate order expected in late May 2011 Harry Allen Generating Station expected in service mid 2011 After-Tax EPS Variance Drivers Recent Developments EPS 2011 2010 Variance NVE (diluted) $0.01 $(0.01) $0.02

April 14, 2011 EX-24

EX-24

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

March 28, 2011 DEFA14A

SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

March 28, 2011 EX-24.1

EX-24.1

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Paul J.

March 28, 2011 EX-24.1

EX-24.1

POWER OF ATTORNEY Know all by these presents that the undersigned hereby constitutes and appoints Britta Carlson as his or her true and lawful attorney-in-fact to: (1) execute for and on behalf of the undersigned, Forms 3, 4, and 5 in accordance with Section 16(a) of the Securities Exchange Act of 1934 and the rules thereunder; (2) do and perform any and all acts for and on behalf of the undersign

March 21, 2011 DEF 14A

SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

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