Details for Public Notice Service Date: January 8, 2021 DEPARTMENT OF PUBLIC

Public Notice Service Date: January 8, 2021 DEPARTMENT OF PUBLIC SERVICE REGULATION BEFORE THE PUBLIC SERVICE COMMISSION OF THE STATE OF MONTANA IN THE MATTER OF the Application of Montana-Dakota Utilities Co. for Authority to Establish Increased Rates for Natural Gas Service REGULATORY DIVISION DOCKET NO. 2020.06.076 NOTICE OF PUBLIC LISTENING SESSION PLEASE TAKE NOTICE that the Montana Public Service Commission (“Commission”) will conduct a public listening session to receive oral comments on whether the Commission should grant a rate increase to Montana-Dakota Utilities Co. (“MDU”). On June 22, 2020, MDU filed its Application for Authority to Establish Increased Rates for Natural Gas Service with the Montana Public Service Commission (“Commission”). MDU's Application proposes an increase in annual revenue of $8,559,529, based on a 2019 test period. This proposed request would impact 86,435 customers and amounts to a 13.42% increase over current natural gas distribution rates. If approved, this proposed increase will result in a 19.81% increase in residential rates, which amounts to an average increase of $8.24 per month for a residential customer using 77 dekatherms. The public listening session will take place on Friday, January 29, 2021, from 12:00 p.m. to 2:00 p.m. Due to operational changes due to the COVID-19 pandemic, the public listening session will be held remotely via Zoom. The following process will be utilized for anyone wishing to provide public comment: a. Email PSChelp@mt.gov or call the Commissions toll-free number at 800-646-6150 and leave a message. Include your name and your phone number or email address in your message. b. Contact the Commission by 12:00 p.m. on Thursday, January 28, 2021, so that a representative of the Commission has time to provide instructions for participating in the meeting. c. Commenters will be given an identifier, such as “Commenter 1, 2,” etc. The identifier will be used to acknowledge speakers and ensure optimal participation in the listening session. The Commission will attempt to accommodate as many speakers as possible during the scheduled time. d. Each commenter will be muted and placed in a Zoom “waiting room” upon joining the Zoom meeting, then unmuted by the meeting host when it is your turn to speak. After having spoken, the commenter will be muted by the host for the remainder of the listening session. Commenters may remain in the Zoom meeting or leave the meeting and continue to listen on the Commissions live stream at http://psc.mt.gov. Anyone unable to attend the public listening session may submit written comments to the Commission. Written comments are not publicly available on the Commissions website, but are reviewed by both Commission staff and Commissioners. Written comments may be submitted via email to pschelp@mt.gov or via the PSC's website, http://psc.mt.gov, using the following procedure: (1) select “Documents & Proceedings” Tab; (2) select “Comment on a Proceeding”; select “Continue as Guest”; (4) complete form; and (5) click on “Submit”. DONE AND DATED this 8th day of January, 2021. BY THE MONTANA PUBLIC SERVICE COMMISSION JAMES BROWN, Chairman BRAD JOHNSON, Vice Chairman TONY ODONNELL, Commissioner RANDALL PINOCCI, Commissioner JENNIFER FIELDER, Commissioner MNAXLP – Published January 13, 2021 360121

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