2 C.F.R. § 3485.1016
A title IV, HEA participant is—
(b) A lender, third-party servicer, or guaranty agency, as those terms are defined in 34 CFR 668.2 or 682.200.
(Authority: E.O. 12549 (3 CFR 1986 Comp., p.189); E.O. 12689 (3 CFR 1989 Comp., p.235); sec. 2455, Pub. L. 103-355, 108 Stat. 3327 (31 U.S.C. 6101 note); 20 U.S.C. 1082, 1094, 1221e-3, and 3474)