The Social Security Act, referred to in subsec. (h)(3)(D)(ii), is act Aug. 14, 1935, ch. 531, 49 Stat. 620. Title II of the Act is classified generally to subchapter II (§ 401 et seq.) of chapter 7 of Title 42, The Public Health and Welfare. For complete classification of this Act to the Code, see section 1305 of Title 42 and Tables.

A prior section 1083, Pub. L. 93–406, title I, § 303, Sept. 2, 1974, 88 Stat. 872; Pub. L. 99–272, title XI, §§ 11015(b)(1)(A), 11016 (c)(2), Apr. 7, 1986, 100 Stat. 267, 273; Pub. L. 100–203, title IX, § 9306(a)(2), (b)(2), (c)(2)(A), (d)(2), Dec. 22, 1987, 101 Stat. 1330–353 to 1330–355; Pub. L. 101–239, title VII, §§ 7881(b)(6)(B)(ii), (7), (8), (c)(2), 7891 (a)(1), Dec. 19, 1989, 103 Stat. 2438, 2439, 2445, related to variance from minimum funding standard, prior to repeal by Pub. L. 109–280, title I, § 101(a), (d), Aug. 17, 2006, 120 Stat. 784, 789, applicable to plan years beginning after 2007.

Pub. L. 109–280, title I, § 102(c), Aug. 17, 2006, 120 Stat. 809, provided that: “The amendments made by this section [enacting this section] shall apply with respect to plan years beginning after 2007.”

For special rules on applicability of amendments by subtitles A (§§ 101–107) and B (§§ 111–116) of title I of Pub. L. 109–280 to certain eligible cooperative plans, PBGC settlement plans, and eligible government contractor plans, see sections 104, 105, and 106 of Pub. L. 109–280, set out as notes under section 401 of Title 26, Internal Revenue Code.

For modification of transition rule to pension funding requirements in the case of a plan that was not required to pay a variable rate premium for the plan year beginning in 1996, has not, in any plan year beginning after 1995, merged with another plan (other than a plan sponsored by an employer that was in 1996 within the controlled group of the plan sponsor), and is sponsored by a company that is engaged primarily in the interurban or interstate passenger bus service, see section 115 (a)–(c) of Pub. L. 109–280, set out as a note under section 430 of Title 26, Internal Revenue Code.