Definitive Additional Materials



Washington, D.C. 20549




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***  Exercise Your Right to Vote  ***

Important Notice Regarding the Availability of Proxy Materials for the

Shareholder Meeting to Be Held on May 10, 2012.





Meeting Information



Meeting Type:            Annual Meeting





P.O. BOX 3727

SPOKANE, WA 99220-3727



For holders as of:       March 9, 2012



Date:   May 10, 2012

       Time:   8:15 a.m.


Location:  Avista Main Office Building

         1411 E. Mission Avenue

         Spokane, WA 99202





You are receiving this communication because you hold shares in the above named company.





This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at or easily request a paper copy (see reverse side).



We encourage you to access and review all of the important information contained in the proxy materials before voting.




See the reverse side of this notice to obtain proxy materials

and voting instructions.






  Before You Vote  

How to Access the Proxy Materials




Proxy Materials Available to VIEW or RECEIVE:






How to View Online:

    Have the 12-Digit Control Number available (located on the following page) and visit:


How to Request and Receive a PAPER or E-MAIL Copy:

    If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting a copy. Please choose one of the following methods to make your request:





2) BY TELEPHONE:        1-800-579-1639



3) BY E-MAIL*:      



*  If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked by the arrow (located on the following page) in the subject line.


Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the request as instructed above on or before April 26, 2012.




  How To Vote  

Please Choose One of the Following Voting Methods




Vote In Person: Many shareholder meetings have attendance requirements including, but not limited to, the possession of an attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any special requirements for meeting attendance. At the meeting, you will need to request a ballot to vote these shares.



Vote By Internet: To vote now by Internet, go to Have the 12-Digit Control Number available and follow the instructions.



Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card.




Voting Items





The Board of Directors recommends a vote “FOR” each Nominee.


1.       Election of Directors

     The Board of Directors recommends a vote “FOR” Proposals 3A and 3B to reduce shareholder approval requirements.         

















 1a.   Erik J. Anderson


 1b.  Kristianne Blake


 1c.   Donald C. Burke


 1d.  Rick R. Holley


 1e.   John F. Kelly


 1f.   Rebecca A. Klein


 1g.  Scott L. Morris


 1h.  Michael L. Noël


 1i.   Marc F. Racicot


 1j.   Heidi B. Stanley


 1k.  R. John Taylor


The Board of Directors recommends a vote “FOR” item 2.


2.       Ratification of the appointment of Deloitte & Touche LLP as the Company’s independent registered public accounting firm for 2012.


3.       Amendment of the Company’s Restated Articles of Incorporation to reduce certain shareholder approval requirements:


3A.    Amendments Requiring Approval of Holders of 2/3 of the Outstanding Shares of Common Stock.


3B.    Amendments Requiring Approval of Holders of 80% of the Outstanding Shares of Common Stock.


The Board of Directors recommends you vote FOR the following proposal.


4.       Advisory (non-binding) vote to approve executive compensation.