The Montana Department of Revenue Call Center and All Locations will be closed on Monday, May 31, 2021, in observation of Memorial Day.
Hearing Request and Comment Deadline for MAR 42-1028
MAR Notice No. 42-1028 – pertaining to the repeal of ARM 42.4.802 regarding tax credits for contributions to qualified education providers. Proposal Notice (PDF, 95 KB) No Public Hearing Contemplated Hearing Request and Comment Deadline: January 11, 2021
2020 Annual Wage Withholding Tax Reconciliations Due
2017 Wage Withholding payments due for annual filers.