For the effective date of the Federal Mine Safety and Health Amendments Act of 1977, referred to in subsec. (b)(2), see section 307 of Pub. L. 95–164, set out as an Effective Date of 1977 Amendment note under section 801 of this title.

Provisions similar to this section were contained in section 729 of this title prior to its repeal by Pub. L. 95–164.

Section effective 120 days after Nov. 9, 1977, see section 307 of Pub. L. 95–164, set out as an Effective Date of 1977 Amendment note under section 801 of this title.

“Director of the Office of Personnel Management” substituted for “Civil Service Commission” in subsec. (b)(2) pursuant to Reorg. Plan No. 2 of 1978, § 102, 43 F.R. 36037, 92 Stat. 3783, set out under section 1101 of Title 5, Government Organization and Employees, which transferred all functions vested by statute in United States Civil Service Commission to Director of Office of Personnel Management (except as otherwise specified), effective Jan. 1, 1979, as provided by section 1–102 of Ex. Ord. No. 12107, Dec. 28, 1978, 44 F.R. 1055, set out under section 1101 of Title 5.