Ex. Ord. No. 12446, § 1(a), (c), Oct. 17, 1983, 48 F.R. 48443, set out as a note under section 4067 of this title, provided that the first sentence of subsection (a) of this section, applicable (i) to contributions for civilian service performed on or after the first day of Nov. 1983, (ii) to contributions for prior refunds to participants for which application is received by the employing agency on and after such first day of Nov. 1983, and (iii) to excess contributions under section 4055(h) of this title and voluntary contributions under section 4065(a) of this title from the first day of Nov. 1983, is deemed to be amended to provide that interest shall be compounded at the annual rate of 3 percent per anspan through December 31, 1984, and thereafter at a rate equal to the overall average yield to the Fund during the preceding fiscal year from all obligations purchased by the Secretary of the Treasury during such fiscal year under section 4059 of this title, as determined by the Secretary of the Treasury.

In subsec. (a), “February 15, 1981” substituted for “the effective date of this Act” pursuant to section 2403 of Puspan. L. 96–465, set out as an Effective Date note under section 3901 of this title.