This chapter, referred to in subsec. (a), was in the original “this Act”, meaning Pub. 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.

1984—Subsec. (a)(1). Pub. L. 98–620 struck out provision that petitions filed under this subsection had to be heard expeditiously.

1977—Subsec. (a)(1). Pub. L. 95–164 added subsec. (a)(1) consisting of a revision of the provisions of former subsecs. (a), (b), (d), and (f) with additions to cover the proceedings in the reviewing court.

Subsec. (a)(2). Pub. L. 95–164 redesignated subsec. (c)(1) as (a)(2) and substituted “issued by the Commission” for “issued by the Secretary” and “under section 817(a) of this title or an order or decision pertaining to a citation issued under section 814(a) or (f) of this title” for “under section 814(a) of this title or an order or decision pertaining to a notice issued under section 814(b) or (i) of this title” in the provisions preceding subpar. (A).

Subsec. (a)(3). Pub. L. 95–164 redesignated subsec. (c)(2) as (a)(3).

Subsec. (b). Pub. L. 95–164 added subsec. (b). Provisions of former subsec. (b) were incorporated as revised into subsec. (a)(1).

Subsec. (c). Pub. L. 95–164 redesignated subsec. (e) as (c). Former subsec. (c), which consisted of pars. (1) and (2), redesignated (a)(2) and (3).

Subsec. (d). Pub. L. 95–164 struck out subsec. (d) and incorporated its provisions, relating to review by the Supreme Court, into subsec. (a)(1).

Subsec. (e). Pub. L. 95–164 redesignated subsec. (e) as (c).

Subsec. (f). Pub. L. 95–164 struck out subsec. (f) which related to the appointment of attorneys by the Secretary to represent him in proceedings instituted under this section.

Amendment by Pub. L. 98–620 not applicable to cases pending on Nov. 8, 1984, see section 403 of Pub. L. 98–620, set out as a note under section 1657 of Title 28, Judiciary and Judicial Procedure.

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

Section operative 90 days after Dec. 30, 1969, except to the extent an earlier date is specifically provided for in Pub. L. 91–173, see section 509 of Pub. L. 91–173, set out as a note under section 801 of this title.