30 CFR § 75.522
Lighting devices.
[STATUTORY PROVISION]
No device for the purpose of lighting any coal mine which has not been approved by the Secretary or his authorized representative shall be permitted in such mine.
30 CFR § 75.522
Lighting devices.
[STATUTORY PROVISION]
No device for the purpose of lighting any coal mine which has not been approved by the Secretary or his authorized representative shall be permitted in such mine.
