Montana Department of Revenue

Aug 22, 2025

Access the Montana Department of Revenue here.

The Montana Department of Revenue is the state agency responsible for overseeing tax collection, property assessment, and other revenue-related functions in the state of Montana. With a focus on ensuring compliance with state tax laws and regulations, the department works to support a fair and efficient tax system for residents and businesses in Montana.

Agency Accounts

Montana Corporate Income Tax Account

Access your online account via TransAction Portal.

The Montana Corporate Income Tax Account allows you to set up and manage the following information:

  • Corporate Income Tax Account ID

Montana Withholding Account

Access your online account via TransAction Portal.

The Montana Withholding Account allows you to set up and manage the following information:

  • Withholding Account Number

Find out more on how to stay compliant with the Montana Department of Revenue:

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