This part and chapter 51 of the title 5, United States Code, apply to all positions in the agencies except those specifically excluded by section 5102 f title 5, United States Code. (5 U.S.C. 5102 )
5 C.F.R. §511.201
5 U.S.C. 1104 ; Pub. L. 95-454 , sec. 3(5)