15-37-103. Rate of tax. (1) The license tax to be paid by a person engaged in or carrying on the business of working or operating any mine or mining property in this state from which gold, silver, copper, lead, or any other metal or metals or precious or semiprecious gems or stones are produced is an amount computed on the gross value of product derived by the person from mining business, work, or operation within this state during the preceding reporting period.

Terms Used In Montana Code 15-37-103

  • Gross value of product: means the receipts received, as defined in 15-23-801, from all merchantable metals or concentrate containing metals or precious and semiprecious gems and stones extracted or produced each reporting period from any mine or mining property in the state or recovered from the smelting, milling, reduction, or treatment in any manner of ores extracted from the mine or mining property or from tailings resulting from the smelting, reduction, or treatment of the ores. See Montana Code 15-37-102
  • Person: includes a corporation or other entity as well as a natural person. See Montana Code 1-1-201
  • Property: means real and personal property. See Montana Code 1-1-205
  • Reporting period: means the 6-month period ending June 30 or December 31, as applicable. See Montana Code 15-37-102
  • State: when applied to the different parts of the United States, includes the District of Columbia and the territories. See Montana Code 1-1-201

(2)Concentrate shipped to a smelter, mill, or reduction work is taxed at the following rates:

Gross Value Rate of Tax
of Product (percentage of gross value)
subject to subsection (4), the first $250,000 0%
more than $250,000 1.81% of the increment