36 C.F.R. § 261.55 National Forest System trails.
Title 36 - Parks, Forests, and Public Property
When provided by an order issued in accordance with §261.50 of this subpart, the following are prohibited on a National Forest System trail: (a) Being on a trail. (b) Using any type of vehicle prohibited by the order. (c) Use by any type of traffic or mode of transport prohibited by the order. (d) Operating a vehicle in violation of the width, weight, height, length, or other limitations specified by the order. (e) Shortcutting a switchback in a trail. [55 FR 25832, June 25, 1990, as amended at 69 FR 41965, July 13, 2004; 70 FR 68291, Nov. 9, 2005]
Title 36: Parks, Forests, and Public Property
PART 261—PROHIBITIONS
Subpart B—Prohibitions in Areas Designated by Order
§ 261.55 National Forest System trails.

