Introduction
You must register for a Montana withholding tax account if you
- Issue Montana wages
- Issue Forms W-2 with or without withholding
- Issue Forms 1099 with withholding
Instructions
You can register your business electronically through TransAction Portal (TAP) or by using the Montana Department of Revenue Business Registration (Form GenReg).
Needed Information
To register your withholding account, you will need:
- Your Federal Employer Identification Number
- The date your employees started working in Montana
- Your legal business name as associated with your FEIN and reported to the IRS
- Your assumed business name, trade name, or DBA if applicable
- Your current mailing address
- Your contact name and phone number
Closing Your Withholding Account
If you no longer have Montana wages, withholding, or both, you can close your withholding account by sending an email to: MTDORWithholding@mt.gov.
To help us close your account, please provide:
- Date of last payroll
- Contact information
- Updated mailing address
- Reason for closure
Please Note
The final Montana Annual W-2 1099 Withholding Tax Reconciliation Return (Form MW-3) and corresponding W-2s or 1099s are due within 30 days of the cease date.
Filing Options
You may file your final return:
- Online using our TransAction Portal
- Print and mail in the Montana Annual W-2 1099 Withholding Reconciliation Return (Form MW-3)