Montana Code Annotated · § 77-3-114 — Restrictions on mining leases on lands already subject to coal, oil, or gas lease

In the case of lands covered by a lease for the mining of coal, oil, or gas, no lease for the mining upon any such land for metalliferous minerals and/or gems shall be issued to any person, association of persons, or corporation, other than the holder of such coal, oil, or gas lease while such coal, oil, or gas lease is in force, except with the written consent of the holder of such coal, oil, or gas lease.