Rates & Tariffs

Scam alert: We're getting reports of increased scam activity. Montanans report being contacted by scammers pretending to be NorthWestern Energy and calling from NorthWestern's number. Remember, NorthWestern Energy sends multiple disconnection notices before shutting off service and offers several bill payment options. We never demand prepaid cards. Click to learn more.

NorthWestern Energy provides natural gas and electricity services through tariffs filed with and approved by the Montana Public Service Commission, the Nebraska Public Service Commission, and the South Dakota Public Utilities Commission.

If you have a question about our electric or natural gas rates, you may contact us.