11 C.F.R. § 300.60 – Scope (52 U.S.C. 30125(e)(1)).

This subpart applies to:

(a) Federal candidates;
(b) Individuals holding Federal office (see 11 CFR 300.2(o));
(c) Agents acting on behalf of a Federal candidate or individual holding Federal office; and
(d) Entities that are directly or indirectly established, financed, maintained, or controlled by, or acting on behalf of, one or more Federal candidates or individuals holding Federal office.