5 U.S. Code § 3405
5.U.S. Code § 3405 is about Nonapplicability. It is under Part 3 (Employees) Subpart B (Employment and Retention) Subchapter 8 (Appointment, Reassignment, Transfer, And Development In The Senior Executive Service) Chapter 34 (Part-time Career Employment Opportunities) of Title 5 (Government Organizations and Employees) of the Code.
(a) 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.
(b) 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.