Section 2979a, Pub. L. 88–452, title VI, § 638, as added Pub. L. 95–568, § 13(k), Nov. 2, 1978, 92 Stat. 2436, related to utilization, etc., of regional offices. Section 2980, Pub. L. 88–452, title VI, § 639, formerly 638, as added Pub. L. 90–222, title I, § 108(m)(3), Dec. 23, 1967, 81 Stat. 721; renumbered 639, Pub. L. 95–568, § 13(k), Nov. 2, 1978, 92 Stat. 2436, defined applicable terms.