20260120Decision Memo.pdf

DECISION MEMORANDUM
TO: COMMISSIONER LODGE
COMMISSIONER HAMMOND
COMMISSIONER HARDIE
COMMISSION SECRETARY
COMMISSION STAFF
LEGAL
FROM: JEFFREY R. LOLL
DEPUTY ATTORNEY GENERAL
DATE: JANUARY 20, 2026
SUBJECT: IN THE MATTER OF INTERMOUNTAIN SEWER AND WATER
CORPORATION'S APPLICATION TO CHARGE AN INTERIM RATE
FOR SERVICE; CASE NO. ISW-W-25-02.
On May 29, 2025, Intermountain Sewer and Water, Corp. ("Company") applied to the
Idaho Public Utilities Commission ("Commission") requesting a Certificate of Public
Convenience and Necessity ("CPCN") authorizing it to provide water service in and around the
Mayfield Spring Planned Community in Elmore County, Idaho. The Company also requested
authority from the Commission to charge an interim rate for service,as determined by a calculation
proposed by the Company("Application").
The Commission bifurcated the Company's requests and ordered the creation of a separate
docket to consider the Company's request to charge an interim rate for service and the reliability
of the Company's water system, contingent upon the resolution of the Company's request for a
CPCN. Order Nos. 36688, 36772. On September 8, 2025, this case was opened.
On September 29,2025,the Commission issued an order approving the Company's request
for a CPCN in Case No. ISW-W-25-01. Order No. 36772. On October 23, 2025, the Commission
issued the Company's CPCN. Certificate No. 562.
STAFF RECOMMENDATION
Commission Staff("Staff') recommends the Commission issue a Notice of Application
and Notice of Modified Procedure, establishing a February 25, 2026, public comment deadline,
and a March 18, 2026, Company reply comment deadline.
DECISION MEMORANDUM I

COMMISSION DECISION
Does the Commission wish to issue a Notice of Application and Notice of Modified
Procedure, establishing a February 25, 2026, public comment deadline, and a March 18, 2026,
Company reply comment deadline?
Jgffre Loll
Deputy Attorney General
I:\Legal\WATER\ISW-W-25-02_interim rates\memos\ISWW2502_decl;l.docx
DECISION MEMORANDUM 2