Code of Federal Regulations Title 30. Mineral Resources § 30.77.1710–1 Distinctively colored hard hats or hard caps;  identification for newly employed, inexperienced miners

Hard hats or hard caps distinctively different in color from those worn by experienced miners shall be worn at all times by each newly employed, inexperienced miner when working in or around a mine or plant for at least one year from the date of his initial employment as a miner or until he has been qualified or certified as a miner by the State in which he is employed.

(Authority:  Sec. 101(a), Federal Coal Mine Health and Safety Act of 1969, as amended (83 Stat. 745;  30 U.S.C. 811(a))