Online Services

Online Services

Online Services Filing Online Saves You Time and Montana Money We offer a variety of electronic options to meet your needs. You can use these options to file and pay on your own or to work with your favorite tax preparer or payroll company. Approved Software Vendors We only test software to ensure we can accept forms filed by the software. We are not associated with vendors and cannot guarantee any aspect of the software. Learn more about software approval from the IRS. Free File Alliance Offers Approved Corporate Income Tax Software Approved Estate and Trust Tax Software Approved Individual Income Tax Software Approved Pass-Through Entity Software Approved Wage Withholding and Payroll Tax Software For Software Providers Software companies must submit a Letter of Intent for each product they intend to use to file Montana returns. Submit a separate LOI for each product by September 30, 2026. 2026 Letters of Intent: Income Tax Letter of Intent (PDF) Withholding/Payroll Service Letter of Intent (PDF) TransAction Portal (TAP) Services and Resources The TransAction Portal (TAP) is a free service for individuals, businesses, and tax professionals to access and manage accounts with the Montana Department of Revenue and the Gambling Control Division of the Department of Justice. Access the TransAction Portal (TAP) Apply for the Property Tax Rebate TAP Tutorials and Guides Alcoholic Beverage License Renewal Videos Finding Unclaimed Property Livestock Reporting and Per Capita Fees Lien Search in TAP Electronic Filing of MW-3s, 1099s, and W-2s Other Department of Revenue Online Services In addition to our online taxpayer resources, we also maintain online services for business owners, property owners, and more. Property.MT.gov eStop Business Licenses - Now Administered by the Dept. of Labor & Industry