Montana Rate Review Filings

2024 Montana Rate Review Documents

On July 10, 2024, NorthWestern Energy submitted the application to the Montana Public Service Commission (PSC) for a regulatory rate review of our electric and our natural gas rates.

2024 Application and Transmittal Letters

Below you will find the latest application and transmittal letters related to our 2024 Montana rate review filing. We encourage you to review these documents to better understand our filing and its impact on your rates.

2024 Testimony

We have also included direct testimony from various individuals related to our 2024 Montana rate review filing. These documents provide more detailed information about the various factors that impact our rates. We encourage you to review these documents to gain a better understanding of our rate review process.

2022 Montana Rate Review Documents

On Aug. 8, 2022, NorthWestern Energy filed an application with the Montana Public Service Commission, which regulates investor-owned energy companies in the state, for a regulatory rate review of electric and natural gas services. Our goal is to provide transparency and clarity to our customers throughout this process. View our Rate Review documents below. 

2022 Montana Rate Review Webinars

We understand that our customers may have questions about the rate review process and its impact on their bills. That's why we hosted a webinar to provide more information and answer any questions you may have.

2022 Application and Transmittal Letters

Below you will find the latest application and transmittal letters related to our 2022 Montana rate review filing. We encourage you to review these documents to better understand our filing and its impact on your rates.

2022 Testimony

We have also included direct testimony from various individuals related to our 2022 Montana rate review filing. These documents provide more detailed information about the various factors that impact our rates. We encourage you to review these documents to gain a better understanding of our rate review process.

2022 Fire Mitigation Plan

Finally, we have included our Fire Mitigation Plan, which outlines our efforts to mitigate the risk of wildfires and keep our customers safe. We are committed to being good stewards of the environment and doing our part to prevent wildfires.

Frequently Asked Questions

Our Montana Rate Review FAQs provide answers to some of the most commonly asked questions about NorthWestern Energy's rate review process and filings.

The Montana Public Service Commission regulates investor-owned energy companies in the Montana and must approve NorthWestern Energy’s electric and natural gas rates.

It's the Montana PSC's role to balance customers' interests in price, adequate service, and infrastructure, with the need to maintain a financially sound energy company capable of providing reliable energy service.

We know our rate request will impact our customers during a period when other prices are also increasing. NorthWestern Energy is committed to helping customers who may be struggling with their bills.

Options to manage your bill include:

Customer Service Representatives are available to guide customers that might need help. Call 888-467-2669. Walk-in Customer Contact Centers are open weekdays in locations throughout Montana.