The number of visitors admitted to the wilderness is limited. On summer weekends some wilderness areas may fill to capacity well in advance. Wilderness campsites are accessible by foot and/or horseback only and require a free wilderness permit, which may be reserved up to three months in advance. Use of certain trailheads that have facilities like restrooms require an Adventure Pass or an Interagency Pass, which must be displayed on the parked vehicle.
When camping in the wilderness, lightweight stoves are recommended. Campfires are not allowed in Wilderness areas on the San Bernardino National Forest.
No wood or charcoal campfires (Read the current fire restrictions)
Vehicles must remain on roads and associated pullouts
Do not clear vegetation
Portable gas-powered stoves, lanterns and fire rings with a fuel-shutoff valve allowed with a California Campfire Permit and five feet clearance from vegetation.
Camp at least 200 feet from springs, water, meadows, trails and roads
Camp at least a quarter-mile from designated campgrounds, picnic areas, trailheads
Camp at least a quarter-mile from private property and state highways
Pack out all trash
Leave no trace
For more information, please read the Forest Order on use of dispersed areas: https://www.fs.usda.gov/Internet/FSE_DOCUMENTS/stelprdb5155166.pdf