20251006Notice_of_Application_Order_No_36787.pdf

Office of the Secretary
Service Date
October 6,2025
BEFORE THE IDAHO PUBLIC UTILITIES COMMISSION
IN THE MATTER OF AVISTA ) CASE NO. AVU-G-25-08
CORPORATION'S PROPOSED TARIFF )
SCHEDULE 195—OPTIONAL RENEWABLE ) NOTICE OF APPLICATION
NATURAL GAS )
NOTICE OF MODIFIED
PROCEDURE
ORDER NO. 36787
On August 29, 2025, Avista Corporation dba Avista Utilities ("Company") applied for
authority to revise tariff Schedule 195—Optional Renewable Gas ("Application"). The Company
proposes modifications to the voluntary Renewable Natural Gas ("RNG") program that provides
customers an opportunity to purchase RNG as part of their regular monthly service, which would
increase the therms provided per$5.00 block from 1.5 therms to 2 therms. The Company requests
a January 1, 2026, effective date.
The Commission now issues this notice of the Company's Application and of Modified
Procedure establishing deadlines for interested parties to comment on the Application and for the
Company to reply.
BACKGROUND
In Order No. 35520, the Commission approved the Company's request to implement
Schedule 195 offering a voluntary RNG program in Idaho. The tariff sheets approved in Order No.
35549 provide customers an opportunity to purchase blocks of RNG in addition to the customer's
regular natural gas charges to help offset their carbon emissions. Each block includes
environmental attributes represented by the equivalent to 1.5 therms of RNG for$5.00 per block.
NOTICE OF APPLICATION
YOU ARE HEREBY NOTIFIED that the Company states that after its original contract to
acquire RNG for its program expired in December 2024, the Company was able to secure a more
favorable price in its new RNG supplier agreement. Application at 2. The Company proposes to
pass the savings from the new agreement onto customers participating in the RNG program. Id.
NOTICE OF APPLICATION
NOTICE OF MODIFIED PROCEDURE
ORDER NO. 36787 1

YOU ARE FURTHER NOTIFIED that the Company seeks to update its RNG program by
making each block of RNG include environmental attributes represented by the equivalent to 1.5
therms of RNG for$5.00 per block. Id. at 3.
YOU ARE FURTHER NOTIFIED that the Company believes preserving the current price
of$5.00 per block would be easy for customers to understand by maintaining a consistent bill
impact.Id. at 3.
YOU ARE FURTHER NOTIFIED that the Application is available for public inspection
during regular business hours at the Commission's office. The Application is also available on the
Commission's website at www.puc.idaho.gov. Click on the"NATURAL GAS"icon, select"Open
Cases," and click on the case number as shown on the front of this document.
YOU ARE FURTHER NOTIFIED that all proceedings in this case will be held pursuant
to the Commission's jurisdiction under Title 61 of the Idaho Code, and that all proceedings in this
matter will be conducted pursuant to the Commission's Rules of Procedure, IDAPA 31.01.01.000
et seq.
NOTICE OF MODIFIED PROCEDURE
YOU ARE FURTHER NOTIFIED that the Commission has determined that the public
interest may not require a formal hearing in this matter, and that it will proceed under Modified
Procedure pursuant to the Commission's Rules of Procedure 201-204, IDAPA 31.01.01.201-.204.
The Commission notes that Modified Procedure and written comments have proven to be an
effective means for obtaining public input and participation.
YOU ARE FURTHER NOTIFIED that persons desiring to state a position on this
Application may file a written comment explaining why the person supports or opposes the
Application. Persons who would like a hearing must specifically request a hearing in their written
comments and explain why written comments alone are insufficient. Persons interested in filing
written comments, must do so by October 29, 2025. Comments must be filed through the
Commission's website or by e-mail unless computer access is unavailable. To comment
electronically, please access the Commission's website at h!Ltp://www.puc.idaho.gov/. Click the
"Case Comment Form" and complete the form using the case number as it appears on the front of
this document.
NOTICE OF APPLICATION
NOTICE OF MODIFIED PROCEDURE
ORDER NO. 36787 2

To file by e-mail, persons must e-mail the comments to the Commission Secretary and all
parties at the e-mail addresses listed below. Persons submitting a comment by e-mail must provide
their name, address, and the Case Number under which they are commenting. Persons submitting
a comment by e-mail also acknowledge that submitting a comment in an open case constitutes a
public record under Idaho Code § 74-101(13), and all information provided by such person is
available for public and media inspection.
If computer access is unavailable, then comments may be mailed to the Commission and
the Parties at the addresses below.Persons submitting a comment by mail must provide their name,
address, and the Case Number under which they are commenting. Persons submitting a comment
by mail also acknowledge that submitting a comment in an open case constitutes a public record
under Idaho Code§74-101(13),and all information provided by such person is available for public
and media inspection.
For the Idaho Public Utilities For the Company:
Commission:
Commission Secretary Amanda Ghering
Idaho Public Utilities Commission Regulatory Affairs Manager
P.O. Box 83720 Avista Corporation
Boise, ID 83720-0074 P.O. Box 3727
secretary(apuc.idaho.gov Spokane, WA 99220-0500
amanda.-h�g_&avistacorp.com
Street Address for Express Mail:
11331 W. Chinden Blvd.
Building 8, Suite 201-A
Boise, ID 83714
YOU ARE FURTHER NOTIFIED that the Company must file any reply comments by
November 13, 2025.
YOU ARE FURTHER NOTIFIED that if no written comments or protests are received
within the time limit set, the Commission will consider this matter on its merits and enter its final
order without a formal hearing. If written comments are received within the time limit set, the
Commission will consider them and, in its discretion, may set the same for formal hearing.
NOTICE OF APPLICATION
NOTICE OF MODIFIED PROCEDURE
ORDER NO. 36787 3

ORDER
IT IS HEREBY ORDERED that this Application be processed under Modified Procedure.
Persons interested in submitting written comments must do so by October 29,2025. The Company
must file any reply comments by November 13, 2025.
IT IS FURTHER ORDERED that parties comply with Order No. 35375, issued April 21,
2022. Generally, all pleadings should be filed with the Commission electronically and will be
deemed timely filed when received by the Commission Secretary.See Rule 14.02. Service between
parties should continue to be accomplished electronically when possible. However, voluminous
discovery-related documents may be filed and served on CD-ROM or a USB flash drive.
DONE by Order of the Idaho Public Utilities Commission at Boise, Idaho this 61h day of
October 2025.
G
Gv�
EDWARD LODGE, R ENT
HN R. HAMMOND JR., COMMISSIONER
DAYN HARDIE COMMISSIONER
ATTEST:
Lau Calderon Robles
Interim Commission Secretary
I:\Legal\GAS\AVUG2508_Sch 195\orders\AVUG2508_ntc_app_modjl.docx
NOTICE OF APPLICATION
NOTICE OF MODIFIED PROCEDURE
ORDER NO. 36787 4