A prior section 558c, Pub. L. 92–300, § 3, May 18, 1972, 86 Stat. 147; Pub. L. 101–286, title II, § 204(a), May 9, 1990, 104 Stat. 175; Pub. L. 114–245, § 4(d)(1), Nov. 28, 2016, 130 Stat. 992, related to employment status of volunteers, prior to the general amendment of the Volunteers in the National Forests Act of 1972 by Pub. L. 118–234.

A prior section 4 of Pub. L. 92–300, May 18, 1972, 86 Stat. 147, was classified to section 558d of this title, prior to the general amendment of the Volunteers in the National Forests Act of 1972 by Pub. L. 118–234.