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30 CFR §75.1719

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
  1. (a)Section 317(e) of the Act (30 U.S.C. 877(e)) directs and authorizes the Secretary to propose and promulgate standards under which all working places in a mine shall be illuminated by permissible lighting while persons are working in such places §§ 75.1719 through 75.1719-4 prescribe the requirements for illumination of working places in underground coal mines while persons are working in such places and while self-propelled mining equipment is operated in the working place.
  2. (b)Mine operators shall comply with §§ 75.1719 through 75.1719-4 not later than July 1, 1978.