42 U.S.C. § 405a

Regulations pertaining to frequency or due dates of payments and reports under voluntary agreements covering State and local employees; effective date

Notwithstanding any other provision of law, no regulation and no modification of any regulation, promulgated by the Secretary of Health and Human Services, after January 2, 1976 , shall become effective prior to the end of the eighteen-month period which begins with the first day of the first calendar month which begins after the date on which such regulation or modification of a regulation is published in the Federal Register, if and insofar as such regulation or modification of a regulation pertains, directly or indirectly, to the frequency or due dates for payments and reports required under section 418(e) of this title.

( Pub. L. 94–202, § 7 , Jan. 2, 1976 , 89 Stat. 1137 ; Pub. L. 96–88, title V, § 509(b) , Oct. 17, 1979 , 93 Stat. 695 .)