25 Pa. Code § 208.249
The provisions of 30 CFR 77.803-2 (relating to ground check systems not employing pilot check wires; approval by the Secretary) are incorporated by reference.
The provisions of this § 208.249 issued under sections 106 and 106.1 of the Bituminous Coal Mine Safety Act (52 P. S. § § 690-106 and 690-106.1).
The provisions of this § 208.249 adopted December 18, 2015, effective December 19, 2015, 45 Pa.B. 7139.