36 CFR 71.2 : Parks, Forests, And Public Property (§ 1.1 To Parts 1601-1699) — (§ 1.1 To Parts 80-199) — National Park Service, Department Of The Interior (§ 1.1 To Parts 80-199) — Recreation Fees (§ 71.1 To § 71.15) — Types of Federal recreation fees.

There shall be three types of Federal recreation fees:

(a) Entrance fees, charged either on an annual or single-visit basis, for admission to any Designated Entrance Fee Area;

(b) Daily recreation use fees for the use of specialized sites, facilities, equipment or services furnished at Federal expense; and

(c) Special recreation permit fees for specialized recreation uses, such as, but not limited to, group activities, recreation events, and the use of motorized recreation vehicles.