Montana Title 15. Taxation § 15-37-205. Procedure on failure to file statement

(1) If a person fails to file any statement required by 15-37-204 within the time required or fails to pay the tax required by this part on or before the date the payment is due, the department shall immediately after the time has expired proceed to determine the amount produced by the person within this state during the quarter and during each month of the quarter and shall determine and fix the amount of the license taxes due to the state from the person for the quarter.

(2) The department shall add to the amount of all delinquent micaceous mineral mines license taxes penalty and interest as provided in 15-1-216. The department may waive a penalty pursuant to 15-1-206.