2 C.F.R. § 3485.995
Principal means—
(b) A consultant or other person, whether or not employed by the participant or paid with Federal funds, who—
(c) For the purposes of Department of Education title IV, HEA transactions—
(2) Any person who provides services described in 34 CFR 668.2 or 682.200 to a title IV, HEA participant, whether or not that person is retained or paid directly by the title IV, HEA participant.
(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)