If, on the date of enactment of this chapter, there is in effect with respect to positions within an agency a collective-bargaining agreement which establishes the number of hours of employment a week, then this chapter shall not apply to those positions.
This chapter shall not require part-time career employment in positions the rate of basic pay for which is fixed at a rate equal to or greater than the minimum rate payable under section 5376.
(Added Pub. L. 95–437, § 3(a), Oct. 10, 1978, 92 Stat. 1057, § 3395; renumbered § 3405 and amended Pub. L. 95–454, title IX, § 906(c)(1)(B), (2)(C), Oct. 13, 1978, 92 Stat. 1226, 1227; Pub. L. 101–509, title V, § 529 [title I, § 101(b)(9)(D)], Nov. 5, 1990, 104 Stat. 1427, 1441.)