30 CFR §75.503
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
The operator of each coal mine shall maintain in permissible condition all electric face equipment required by §§ 75.500, 75.501, 75.504 to be permissible which is taken into or used inby the last open crosscut of any such mine.