(July 14, 1955, ch. 360, title I, Sec. 168, as added Pub. L. 95-95, title I, Sec. 127(a), Aug. 7, 1977, 91 Stat. 740; amended Pub. L. 95-190, Sec. 14(a)(52), Nov. 16, 1977, 91 Stat. 1402.) AMENDMENTS 1977 - Subsec. (b). Pub. L. 95-190 substituted "(in accordance with the definition of 'commenced' in section 7479(2) of this title)" for "in accordance with this definition".