New Form MW-4 and updated Withholding tax tables

The Montana Department of Revenue has implemented a new Form MW-4 to determine state withholdings. We request all employees complete the new form beginning January 1, 2024. We will now be determining withholding based on your filing status. Businesses may contact Jennifer concerning the new form.

A zoom meeting schedule for December 13, 2023, at 9am. Click the link below to join.

Attached a PDF of the new Form MW-4 and Employer Tax Guide with new withholding tax tables.

Form MW4


Jennifer Hicks

Montana Department of Revenue


REV000034 BIT MW 4 Flyer 1

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