This bill aims to authorize the mining of specific federal coal reserves in Musselshell County, Montana, in accordance with the Bull Mountains Mining Plan Modification . This modification, defined as Amendment 3 for Federal Coal Lease MTM 97988, was initially approved by the Department of the Interior in November 2020. The legislation explicitly permits the mining of all federal coal reserves under Lease MTM 97988 within approximately 800 acres of designated federal land. Furthermore, it requires the Secretary of the Interior to approve the Bull Mountains Mining Plan Modification within 30 days of the bill's enactment, ensuring no modifications or delays, to facilitate mining on the specified acreage.