The Occupational Safety and Health Act of 1970, referred to in subsecs. (a)(1) and (d)(1)(A), (C)(i), is Pub. L. 91–596, Dec. 29, 1970, 84 Stat. 1590, which is classified principally to chapter 15 (§ 651 et seq.) of Title 29, Labor. For complete classification of this Act to the Code, see Short Title note set out under section 651 of Title 29 and Tables.

2018—Subsec. (e)(1). Pub. L. 115–270, § 2018(b)(1), substituted “State emergency response commission” for “State emergency planning commission”.

Subsec. (e)(4). Pub. L. 115–270, § 2018(b)(2), added par. (4).