43 C.F.R. § 3595.2
Current through May 31, 2024
No underground workings or part thereof shall be permanently abandoned and rendered inaccessible without the advance, written approval of the authorized officer.
43 C.F.R. § 3595.2
No underground workings or part thereof shall be permanently abandoned and rendered inaccessible without the advance, written approval of the authorized officer.
43 C.F.R. § 3595.2