36 C.F.R. § 71.2 Types of Federal recreation fees.
Title 36 - Parks, Forests, and Public Property
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.
Title 36: Parks, Forests, and Public Property
PART 71—RECREATION FEES
§ 71.2 Types of Federal recreation fees.

