This bill authorizes coal to be mined on approximately 800 acres of federal land in Musselshell County, Montana. Specifically, it allows all federal coal reserves in such federal land and leased under Federal Coal Lease MTM 97988 to be mined in accordance with the 2020 Bull Mountains Mining Plan Modification. The Bull Mountains Mine is operated by Signal Peak Energy.

This bill directs the Department of the Interior, without modification or delay, to approve the Bull Mountains Mining Plan Modification to the extent necessary to mine such land.