Regulations last checked for updates: Feb 10, 2026

Title 43 - Public Lands: Interior last revised: Dec 18, 2025
§ 21.7 - Occupancy by trespassers.

Occupants of cabin sites who do not hold a valid permit for the occupancy or use of the site, shall be required to surrender occupancy, failing which legal action shall be taken. Nothing herein shall grant any rights to a trespasser.

source: 32 FR 8361, June 10, 1967, unless otherwise noted.
cite as: 43 CFR 21.7