1 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Mark One) [X] ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE FISCAL YEAR ENDED DECEMBER 31, 2000 OR ----------------- [ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM _____ TO _______ COMMISSION FILE NUMBER 1-3701 AVISTA CORPORATION - -------------------------------------------------------------------------------- (Exact name of Registrant as specified in its charter) Washington 91-0462470 - ------------------------------------------ ------------------------------- (State or other jurisdiction of (I.R.S. Employer incorporation or organization) Identification No.) 1411 East Mission Avenue, Spokane, Washington 99202-2600 - ------------------------------------------------ -------------------- (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: 509-489-0500 ------------ Web site: http://www.avistacorp.com SECURITIES REGISTERED PURSUANT TO SECTION 12(b) OF THE ACT: Name of Each Exchange Title of Class on Which Registered - --------------------------------------------------- ------------------------ Common Stock, no par value, together with New York Stock Exchange Preferred Share Purchase Rights appurtenant thereto Pacific Stock Exchange 7 7/8% Trust Originated Preferred Securities, Series A New York Stock Exchange SECURITIES REGISTERED PURSUANT TO SECTION 12(g) OF THE ACT: Title of Class -------------- Preferred Stock, Cumulative, Without Par Value Indicate by check mark whether the Registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the Registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days: Yes [X] No [ ] Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K (Section 229.405 of this chapter) is not contained herein, and will not be contained, to the best of Registrant's knowledge, in definitive proxy or information statements incorporated by reference in Part III of this Form 10-K or any amendment to this Form 10-K. [ ] The aggregate market value of the Registrant's outstanding Common Stock, no par value (the only class of voting stock), held by non-affiliates is $743,889,494.25, based on the last reported sale price thereof on the consolidated tape on February 28, 2001. At February 28, 2001, 47,231,079 shares of Registrant's Common Stock, no par value (the only class of common stock), were outstanding. Documents Incorporated By Reference ----------------------------------- Part of Form 10-K into Which Document Document is Incorporated - --------------------------------------- -------------------------------- Proxy Statement to be filed in Part III, Items 10, 11, connection with the annual meeting 12 and 13 of shareholders to be held May 10, 2001

2 Avista Corporation (the Company) is filing the attached signature page on Form 10-K/A due to the omission of the name of one of the members of the Company's Board of Directors from the signature page originally filed on Form 10-K for the fiscal year ended December 31, 2000.

3 SIGNATURES Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. AVISTA CORPORATION March 8, 2001 By /s/ Gary G. Ely ---------------------- ----------------------------------------------------- Date Gary G. Ely President and Chief Executive Officer Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been signed below by the following persons on behalf of the Registrant and in the capacities and on the dates indicated. Signature Title Date --------- ----- ---- /s/ Gary G. Ely Principal Executive Officer March 8, 2001 - ------------------------------------------- Gary G. Ely President and Chief Executive Officer /s/ J. E. Eliassen Principal Financial March 8, 2001 - ------------------------------------------ and Accounting Officer J. E. Eliassen (Senior Vice President and Chief Financial Officer) /s/ Erik J. Anderson Director March 8, 2001 - ------------------------------------------- Erik J. Anderson /s/ Kristianne Blake Director March 8, 2001 - ------------------------------------------- Kristianne Blake /s/ David A. Clack Director March 8, 2001 - ------------------------------------------- David A. Clack /s/ Sarah M. R. Jewell Director March 8, 2001 - ------------------------------------------- Sarah M. R. Jewell /s/ John F. Kelly Director March 8, 2001 - ------------------------------------------- John F. Kelly /s/ Jessie J. Knight, Jr. Director March 8, 2001 - ------------------------------------------- Jessie J. Knight, Jr. /s/ Eugene W. Meyer Director March 8, 2001 - ------------------------------------------- Eugene W. Meyer /s/ Bobby Schmidt Director March 8, 2001 - ------------------------------------------- Bobby Schmidt /s/ Larry A. Stanley Director March 8, 2001 - ------------------------------------------- Larry A. Stanley /s/ R. John Taylor Director March 8, 2001 - ------------------------------------------- R. John Taylor /s/ Daniel J. Zaloudek Director March 8, 2001 - ------------------------------------------- Daniel J. Zaloudek