Fee waivers may be granted under specific circumstances. Educational groups may request a fee waiver for park entrance fees. Occupancy Sites must be occupied by the majority of the group each night. No group may leave an unoccupied camp set up overnight or with only token occupants. Groups wishing to use the backcountry or travel to other areas for overnight stays should be prepared to vacate their site during those times.
All items left in unoccupied campsites are subject to impound.
The total overnight occupancy for the Chisos Basin group campground is 118 persons. All sites in this campground have a minimum occupancy of 10 persons. Sites L, P, Q, and R hold a maximum of 20 persons each. Sites N and O hold a maximum occupancy of 14 persons each. Site M has a maximum occupancy of 10 persons.