agency
(m) The term “department” means a unit of the executive branch of the Federal Government which is headed by a member of the President’s Cabinet and the term “agency” means a unit of the executive branch of the Federal Government which is not under the jurisdiction of a head of a department.
Source
43 USC § 1702(m)
Scoping language
None identified, default scope is assumed to be the parent (subchapter I) of this section.