5 U.S.C. § 902
Definitions
For the purpose of this chapter—
(1)
“agency” means—
(A)
an Executive agency or part thereof; and
(B)
an office or officer in the executive branch;
but does not include the Government Accountability Office or the Comptroller General of the United States;
(2)
“reorganization” means a transfer, consolidation, coordination, authorization, or abolition, referred to in section 903 of this title ; and
(3)
“officer” is not limited by section 2104 of this title .
( Pub. L. 89–554 , Sept. 6, 1966 , 80 Stat. 394 ; Pub. L. 90–83, § 1(98) , Sept. 11, 1967 , 81 Stat. 220 ; Pub. L. 95–17, § 2 , Apr. 6, 1977 , 91 Stat. 30 ; Pub. L. 108–271, § 8(b) , July 7, 2004 , 118 Stat. 814 .)