14 CFR 380.15 : Aeronautics And Space (§ 1.1 To Parts 1311-1399) — (§ 200.1 To Parts 461-1199) — Office Of The Secretary, Department Of Transportation (Aviation Proceedings) (§ 200.1 To § 399.120) — Special Regulations (§ 372.1 To § 383.2) — Public Charters (§ 380.1 To Appendix B To Part 380) — Conditions And Limitations (§ 380.10 To § 380.17) — Substitution for charter participants.

Subsititues may be arranged for charter participants at any time preceding departure. Participants who provide the charter operator or its sales agent with a substitute participant, or who are substituted for by a participant found by the operator, shall receive a refund of all moneys paid to the operator, except that the operator may reserve the right to retain an administrative fee not to exceed $25 for effecting the substitution.