36 CFR § 261.12 - National Forest System roads and trails.

---
identifier: "/us/cfr/t36/s261.12"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "36 CFR § 261.12 - National Forest System roads and trails."
title_number: 36
title_name: "Parks, Forests, and Public Property"
section_number: "261.12"
section_name: "National Forest System roads and trails."
chapter_name: "FOREST SERVICE, DEPARTMENT OF AGRICULTURE"
part_number: "261"
part_name: "PROHIBITIONS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "7 U.S.C. 1011(f); 16 U.S.C. 460l-6d, 472, 551, 620(f), 1133(c)-(d)(1), 1246(i)."
regulatory_source: "42 FR 2957, Jan. 14, 1977, unless otherwise noted."
cfr_part: "261"
---


# 261.12 National Forest System roads and trails.

The following are prohibited:

(a) Violating the load, weight, height, length, or width limitations prescribed by State law except by special-use authorization or written agreement or by order issued under § 261.54 of this Chapter.

(b) Failing to have a vehicle weighed at a Forest Service weighing station, if required by a sign.

(c) Damaging and leaving in a damaged condition any such road, trail, or segment thereof.

(d) Blocking, restricting, or otherwise interfering with the use of a road, trail, or gate.

(e) Operating a motor vehicle without a valid license as required by State law.

(f) Operating a motor vehicle while under the influence of an alcoholic beverage or a controlled substance in violation of State law.

(g) Operating a motor vehicle in violation of any State law other than those described in paragraph (e) or (f) of this section.

(h) Operating a vehicle or motor vehicle carelessly, recklessly, or in a manner or at a speed that would endanger or be likely to endanger any person or property.

(i) Operating a motor vehicle in violation of a posted sign or traffic control device.

[42 FR 2957, Jan. 14, 1977, as amended at 46 FR 33520, June 30, 1981; 49 FR 25450, June 21, 1984; 55 FR 25832, June 25, 1990; 89 FR 92816, Nov. 25, 2024]