Montana Title 77. State Lands § 77-6-210. Cancellation of leases

(a) fraud, misrepresentation, or concealment of facts relating to its issue, which if known would have prevented its issue in the form or to the party issued;

(b) subleasing state land contrary to the provisions of 77-6-212;

(c) using the land for other purposes than those authorized by the lease;

(d) conviction of the lessee for a felony offense involving a dangerous drug, as defined in Title 50, chapter 32, and involving the planting, propagating, cultivating, growing, harvesting, manufacturing, compounding, converting, producing, processing, preparing, testing, analyzing, packaging, repackaging, storing, or concealing of a dangerous drug on any portion of the unit; however, when a state land lease is held by an association, company, or corporation, conviction of a member of the association, company, or corporation under this subsection does not result in cancellation of the lease unless it appears that the operator, manager, or family in control of the association, company, or corporation is a consenting party or privy to the violation of this subsection;

(e) for any other cause which in the judgment of the department makes the cancellation of the lease necessary in order to do justice to all parties concerned and to protect the interests of the state.