Section 3(a) of the Age Discrimination in Employment Act Amendments of 1978, referred to in subsec. (a)(1)(A), is section 3(a) of Pub. L. 95–256, Apr. 6, 1978, 92 Stat. 189, which amended section 631 of this title.

1978—Pub. L. 95–256 designated existing provisions as par. (1), added cls. (A) to (D), added par. (2), and added subsec. (b).

Pub. L. 99–592, § 6(c), Oct. 31, 1986, 100 Stat. 3344, required the Equal Employment Opportunity Commission, not later than 12 months after Oct. 31, 1986, to enter into an agreement with the National Academy of Sciences for the conduct of a study to analyze the potential consequences of the elimination of mandatory retirement on institutions of higher education and to report the results of the study, with recommendations, to the President and to Congress not later than 5 years after Oct. 31, 1986.