TransAction Portal (TAP)
Make payments online using the TransAction Portal.
Payment and Filing Options
Payment Options
Request a Payment Plan
You can request a payment plan for making tax payments through TAP. Requesting a payment plan requires you to be logged in. Learn more about Requesting a payment plan.
Payment Vouchers
You may also make payments by mail using a payment voucher. The appropriate payment vouchers for each tax taype are available in our Forms Repository.
Payment Vouchers
You may also make payments by mail using a payment voucher. The appropriate payment vouchers for each tax type are available in our Forms Repository
Filing Options
- Free File Alliance
The Free File Alliance allows commercial income tax software providers to offer free tax filing services to qualified taxpayers. - Approved Software Providers
Commercial software available from software providers.< - TransAction Portal (TAP)
Businesses, Alcoholic Beverage Licensees, and Livestock Owners can file and renew most account types through TAP. - MT QuickFile
- You may use MTQuickfile to file for your Montana Elderly Homeowner/Renter Credit if you do not otherwise have a filing obligation.
- Paper Forms
You may download and print the forms you need from our forms library.