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Home My WebLink About20260803Petition to Intervene.pdf 04N IQAHO Ro DONOVAN WALKER Lead Counsel dwa I ker(a)idaho power.corn RECEIVED AUGUST 3, 2026 IDAHO PUBLIC August 3, 2026 UTILITIES COMMISSION VIA ELECTRONIC FILING Commission Secretary Idaho Public Utilities Commission 11331 W. Chinden Blvd., Bldg 8, Suite 201-A (83714) PO Box 83720 Boise, Idaho 83720-0074 Re: Case No. IPC-E-26-15 Idaho Hydroelectric Power Producers Trust's Petition for Idaho Power Company to Reduce Its Operation and Maintenance Charges Applicable to Schedule 72, Generator Interconnections to PURPA Qualifying Facility Sellers Dear Commission Secretary: Attached for electronic filing is Idaho Power Company's Petition to Intervene in the above matter. If you have any questions about any of the aforementioned documents, please do not hesitate to contact me. Very truly yours, Donovan E. Walker DEW:cd Enclosures 1221 W. Idaho St(83702) P.O. Box 70 Boise, ID 83707 DONOVAN E. WALKER (ISB No. 5921) LISA C. LANCE (ISB No. 6241) Idaho Power Company 1221 West Idaho Street (83702) P.O. Box 70 Boise, Idaho 83707 Telephone: (208) 388-5317 Facsimile: (208) 388-6936 dwalker idahopower.com IlanceCc)_idahopower.com Attorney for Idaho Power Company BEFORE THE IDAHO PUBLIC UTILITIES COMMISSION IN THE MATTER OF THE IDAHO ) HYDROELECTRIC POWER PRODUCERS ) CASE NO. IPC-E-26-15 TRUST'S PETITION FOR IDAHO POWER ) COMPANY TO REDUCE ITS OPERATION ) IDAHO POWER COMPANY'S AND MAINTENANCE CHARGES ) PETITION TO INTERVENE APPLICABLE TO SCHEDULE 72, ) GENERATOR INTERCONNECTIONS TO ) PURPA QUALIFYING FACILITY SELLERS ) Idaho Power Company ("Idaho Power" or "Company"), pursuant to Idaho Public Utilities Commission ("Commission") Rule of Procedure, Rule 71, IDAPA 31 .01.01.071, hereby petitions the Commission to intervene herein and to appear and participate herein as a party, and as grounds therefore states: 1. The name and address of this Intervenor is: Idaho Power Company c/o Donovan E. Walker, and Lisa C. Lance 1221 West Idaho Street (83702) P.O. Box 70 Boise, Idaho 83707 Telephone: (208) 388-5317 Facsimile: (208) 388-6936 dwalkerCcDidahopower.com Ilance(aD_idahopower.com IDAHO POWER COMPANY'S PETITION TO INTERVENE — 1 Copies of all pleadings, production requests, production responses, commission orders, and other documents should be provided to: Donovan E. Walker Tim Tatum Lisa C. Lance Riley Maloney Idaho Power Company Connie Aschenbrenner P.O. Box 70 Idaho Power Company Boise, ID 83707 P.O. Box 70 dwalker(a)_idahopower.com Boise, ID 83707 Ilance _idahopower.com ttatum _idahopower.com dockets idaho power.com rmaloney(c)_idahopower.com caschenbrenner(a-).idahopower.com 2. Idaho Power is a corporation incorporated under the laws of the state of Idaho. Idaho Power is engaged in the business of generating, purchasing, transmitting, and distributing electric energy and providing retail electric service in the state of Idaho. Idaho Power is a public utility subject to the jurisdiction, control and regulation of the Commission and the provisions of Title 61 , Idaho Code. I.C. § 61-129. The subject matter and outcome of this proceeding is meant to be directly applicable to and effect Idaho Power and its provision of service to the public. 3. Idaho Power should be designated as a Party to this proceeding and/or be granted intervention. Rule 71 states, "Persons not original parties to a proceeding who claim a direct and substantial interest in the proceeding may petition to intervene as a party." As this matter was filed as a Petition to revise Idaho Power's Schedule 72 operation and maintenance charges under the Commission's implementation of PURPA, Idaho Power is a necessary and original party to the proceeding. However, for purposes of clarity the Company files this Petition to Intervene and requests to be designated by the Commission as a party to the proceedings. 4. Idaho Power has a direct and substantial interest in this proceeding. Allowing Idaho Power to intervene would not unduly broaden the issues. Idaho Power's IDAHO POWER COMPANY'S PETITION TO INTERVENE — 2 Petition to Intervene is timely as the Commission has not yet established any deadlines or schedule for this matter, and it is in its initial stages. 5. No other party can adequately represent Idaho Power's interests in this proceeding. WHEREFORE, Idaho Power respectfully requests that the Commission grant this Petition to Intervene in these proceedings and to appear and participate in all matters as may be necessary and appropriate; and to present evidence, call and examine witnesses, present argument, and to otherwise fully participate as a Party in these proceedings. DATED at Boise, Idaho, this 3rd day of August 2026. DONOVAN WALKER Attorney for Idaho Power Company IDAHO POWER COMPANY'S PETITION TO INTERVENE — 3 CERTIFICATE OF SERVICE I HEREBY CERTIFY that on the V day of August 2026 1 served a true and correct copy of IDAHO POWER COMPANY'S PETITION TO INTERVENE upon the following named parties by the method indicated below, and addressed to the following: Commission Staff Hand Delivered Erika K. Melanson U.S. Mail Deputy Attorney General Overnight Mail Idaho Public Utilities Commission FAX 472 West Washington (83702) X Email erika.melanson(a,.puc.idaho.gov P.O. Box 83720 Boise, Idaho 83720-0074 IdaHydro Hand Delivered C. Tom Arkoosh U.S. Mail Nicholas J. Erekson Overnight Mail ARKOOSH LAW OFFICES FAX 913 W. River Street, Suite 450 X Email tom.arkoosh(a),arkoosh.com P.O. Box 2900 nick.erekson(a)_arkoosh.com Boise, ID 83701 erin.cecil(a),arkoosh.com C9 `%�— Christy Davenport Legal Administrative Assistant IDAHO POWER COMPANY'S PETITION TO INTERVENE — 4