CFR›Title 30›Chapter I›Part 72›Subpart B ContainsSection 72.100CorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 Subpart B—Medical Surveillance Sections 72.100 § 72.100 Periodic examinations. Source79 FR 24986, May 1, 2014, unless otherwise noted. Previous A Subpart A—General Next D Subpart D—Diesel Particulate Matter—Underground Areas of Underground Coal Mines