20251209Application.pdf

RECEIVED
Avista Corp. DECEMBER 9, 2025
1411 East Mission,P.O. Box 3727 AVU-E-25-16 IDAHO PUBLIC
Spokane,Washington 99220-0500 UTILITIES COMMISSION
Telephone [phone]
Toll Free 800-727-9170
December 9, 2025
Secretary
Idaho Public Utilities Commission
11331 W. Chinden Blvd
Building 8, Suite 201-A
Boise, ID 83714
RE: Avista& The Regents of the University of Idaho - Joint Petition
Dear Secretary:
Attached for filing with the Idaho Commission is Avista and The Regents of the University of
Idaho's Joint Petition for approval of a Solar Power Purchase Agreement.
Please direct any questions regarding this report to David Meyer at [phone] or myself at
509-495-7950.
Sincerely,
/s/A,mmulm Calielt"
Amanda Ghering
Regulatory Affairs Manager
Avista Utilities
509-495-7950
amanda. hg eringga,avistacorp.com

For Avista Corporation
Greg Hesler
Senior VP General Counsel
Avista Corporation
1411 East Mission, MSC-17
Spokane, WA 99202
Phone: [phone]
For the Regents of the University of Idaho
Gregory M. Adams (ISB No. 7454)
Richardson Adams, PLLC
515 N.27t' Street
Boise, Idaho 83702
Telephone: [phone]
Fax: [phone]
[e-mail]
BEFORE THE IDAHO PUBLIC UTILITIES COMMISSION
IN THE MATTER OF THE JOINT PETITION )
OF AVISTA CORPORATION AND ) CASE NO. AVU-E-
REGENTS OF THE UNIVERSITY OF IDAHO)
FOR APPROVAL OF POWER PURCHASE ) JOINT PETITION OF AVISTA
AGREEMENT ) CORPORATION AND THE REGENTS
OF THE UNIVERSITY OF IDAHO
Avista Corporation ("Avista")and the Regents of the University of Idaho
('University') (collectively,the"Parties") hereby petition the Idaho Public Utilities
Commission (`Commission')for an order approving the Power Purchase Agreement
(`Agreement")between Avista and the University for its 132.32 kW(AC) solar facility.
The Agreement is attached hereto as Exhibit A.
Page- 1 JOINT PETITION OF AVISTA CORPORATION AND REGENTS OF THE
UNIVERSITY OF IDAHO (SOLAR FACILITY)

1. Names and Addresses of Petitioners
Avista Corporation
1411 East Mission Avenue
Spokane, WA 99202
Regents of the University of Idaho
Gregory M.Adams (ISB No. 7454)
Richardson Adams, PLLC
515 N. 271h Street
Boise, Idaho 83702
Telephone: [phone]
Fax: [phone]
[e-mail]
2. Nature of Businesses
Avista is a corporation created and organized under the laws of the State of
Washington with its principal office in Spokane, Washington. Avista is an investor-owned
utility engaged in, among other things, the business of generating, transmitting, and
distributing electric power to wholesale and retail customers in Idaho and Washington.
Avista also provides natural gas service to customers in Idaho. Washington, and Oregon.
As such. Avista's rates, charges, services and practices are regulated, in part, by this
Commission.
The University is a body politic and corporation organized and existing under the
constitution and laws of the State of Idaho that owns and operates a 132.32 kW solar
electric generation facility located at Moscow, Idaho ("Facility"). The Facility is
interconnected to Avista's electrical system pursuant to the interconnection agreement
attached to the Agreement as Exhibit D. The Facility is a Qualifying Facility pursuant to
the Public Utility Regulatory Policies of Act of 1978 (`PURPA").
Page -2 JOINT PETITION OF AVISTA CORPORATION AND REGENTS OF THE
UNIVERSITY OF IDAHO (SOLAR FACILITY)

3. Names of Representatives
All communications, pleadings, and orders with respect to this proceeding should
be directed to:
For Avista Corporation:
Chris Drake Greg Hester
Manager Resource Optimization& Senior VP General Counsel
Avista Corporation Avista Corporation
1411 E. Mission Ave., MSC-7 1411 E. Mission Ave., MSC-17
Spokane, WA 99202 Spokane, WA 99202
Phone: [phone] Phone: [phone]
E-mail: [e-mail] Fax: [phone]
E-mail: [e-mail]
For the Regents of the University of
Idaho:
Edith Pacillo
Senior Associate General Counsel Gregory M. Adams(ISB No. 7454)
Office of General Counsel Richardson Adams,PLLC
322 E. Front Street 515 N. 27th Street
324D Boise, Idaho 83702
Boise, Idaho 83702 Telephone: [phone]
Telephone [phone] Fax: [phone]
Email: eloacillo&uidaho.edu Email: [e-mail]
Copy to: [e-mail]
4. Description of the Agreement
The original Power Purchase Agreement between the Parties for Facility, as
amended by the First and Second Amended and Restated Power Purchase Agreement,
("Original Agreement') was approved by the Commission in Order No. 35440 and Order
No. 36139 respectively. The Original Agreement expires by its terms on February 16,
2026. The Agreement submitted in this filing is a renewal that will,subject to Commission
approval, be effective upon the expiration of the Original Agreement.
Page-3 JOINT PETITION OF AVISTA CORPORATION AND REGENTS OF THE
UNIVERSITY OF IDAHO (SOLAR FACILITY)

The Agreement is substantially the same as the Original Agreement. Similar to the
arrangement under the Original Agreement, under this Agreement, the University intends
to use the output from the Facility to serve the University's load. To the extent that the
Facility generates Output in excess of University load, the University has elected to sell,
and Avista will purchase, all such output from the Facility at the avoided costs calculated
at the time of delivery, which shall be, for each hour in which the University delivers such
output to Avista at the Point of Delivery the Market Energy Price for such hour expressed
in $ per kWh mLzltiplied by the total kWh delivered to Avista at the Point of Delivery for
such hour. See Agreement, Section 5.2.
In the Agreement, the Parties made minor modifications to the language in the
Original Agreement to update the Agreement to reflect Commission precedent.
Specifically, the Agreement includes a new Section 9.6 to address modifications to the
Facility.
The term of this Agreement is for a period of ten(10)years from the Effective Date.
As discussed above,this Agreement replaces the Original Agreement, which expires by its
terms on February 16, 2026. Avista and the University respectfully request that the
Commission issue an order approving this Agreement with an Effective Date of February
17, 2026. Petitioners request that this petition be processed by means of modified
procedure.
Page-4 JOINT PETITION OF AVISTA CORPORATION AND REGENTS OF THE
UNIVERSITY OF IDAHO(SOLAR FACILITY)

5. Conclusion
Avista and the University jointly respectfully request that the Commission issue an
order accepting the Agreement as set forth herein.
Respectfully submitted this 8 th day of December, 2025.
AVISTA CORPORATION
Dav' Byer
Chief Counsel for Regulatory Affairs
REGENTS OF THE UNIVERSITY OF
IDAHO
Gregory M. Adams (ISB No. 7454)
Attorney for Regents of the University of
Idaho
Page - 5 JOINT PETITION OF AVISTA CORPORATION AND REGENTS OF THE
UNIVERSITY OF IDAHO (SOLAR FACILITY)