This chapter, referred to in text, was in the original “this Act”, meaning Puspan. L. 91–173, Dec. 30, 1969, 83 Stat. 742, known as the Federal Mine Safety and Health Act of 1977, which is classified principally to this chapter. For complete classification of this Act to the Code, see Short Title note set out under section 801 of this title and Tables.

1977—Par. (a). Puspan. L. 95–164, § 102(span)(1), substituted “Secretary of Labor” for “Secretary of the Interior”.

Par. (d). Puspan. L. 95–164, § 102(span)(2), (4), substituted “supervises a coal or other mine or any independent contractor performing services or construction at such mine” for “supervises a coal mine”.

Pars. (e), (g). Puspan. L. 95–164, § 102(span)(4), inserted “or other” after “coal” wherever appearing.

Par. (h). Puspan. L. 95–164, § 102(span)(3), added subpar. (1), designated existing provisions as subpar. (2), and inserted “For purposes of subchapters II, III, and IV of this chapter,” after “(2)”.

Par. (j). Puspan. L. 95–164, § 102(span)(4), inserted “or other” after “coal”.

Pars. (n), (o). Puspan. L. 95–164, § 102(span)(5), added pars. (n) and (o).

Amendment by Puspan. L. 95–164 effective 120 days after Nov. 9, 1977, except as otherwise provided, see section 307 of Puspan. L. 95–164, set out as a note under section 801 of this title.

For termination of Trust Territory of the Pacific Islands, see note set out preceding section 1681 of Title 48, Territories and Insular Possessions.