§27.1. Purpose.
30 C.F.R. § 27.1
The regulations in this part set forth the requirements for methane-monitoring systems or components thereof to procure certification for their incorporation in or with permissible equipment that is used in gassy mines, tunnels, or other underground workings and procedures for applying for such certification.
Notes, amendments, and revision history
Amendments
[31 FR 10607, Aug. 9, 1966, as amended at 52 FR 17515, May 8, 1987]
Authority
Authority: 30 U.S.C. 957, 961.
Source
Source: 31 FR 10607, Aug. 9, 1966, unless otherwise noted.
Amendments
[31 FR 10607, Aug. 9, 1966, as amended at 52 FR 17515, May 8, 1987]