5 CFR §9701.203

1. (a)When a specified category of employees is covered by a classification system established under this subpart, the provisions of 5 U.S.C. chapter 51 and 5 U.S.C. 5346, and related regulations, are waived with respect to that category of employees, except as provided in paragraph (b) of this section, § 9701.106, and § 9701.222(d) (with respect to OPM's authority under 5 U.S.C. 5112(b) and 5346(c) to act on requests for review of classification decisions).
2. (b)Section 5108 of title 5, U.S. Code, dealing with the classification of positions above GS-15, is not waived.