Section 3304(c)(1) of title 5, referred to in subsec. (e)(2), probably means section 3304(c)(1) of title 5 prior to amendment by Pub. L. 104–65, § 16(a), (b), Dec. 19, 1995, 109 Stat. 703, which struck out section 3304(c) of title 5 and redesignated section 3304(d) of title 5 as 3304(c). Prior to amendment section 3304(c)(1) related to acquisition of competitive status by an individual who served for at least 3 years in the legislative branch in a position in which he was paid by the Secretary of the Senate or the Clerk of the House of Representatives.