Section 426(c) of this title, referred to in par. (1), was redesignated section 426(d) of this title by Pub. L. 92–603, title II, § 201(b)(5),
The Railroad Retirement Act of 1937, referred to in par. (1), is act Aug. 29, 1935, ch. 812, 49 Stat. 867, as amended generally by act June 24, 1937, ch. 382, part I, 50 Stat. 307, and which was classified principally to subchapter III (§ 228a et seq.) of chapter 9 of Title 45, Railroads. The Railroad Retirement Act of 1937 was amended generally and redesignated the Railroad Retirement Act of 1974 by Pub. L. 93–445, title I,
Section was enacted as part of the Social Security Amendments of 1965 and also as part of the Health Insurance for the Aged Act, and not as part of the Social Security Act which comprises this chapter.
Pub. L. 89–97, title I, § 111(e),