They are free of charge and available at ranger stations and visitor centers. For the best information, try to get your permit from the ranger station or visitor center closest to where you begin your trip. Permits are available in person no more than 48 hours in advance of your departure.
Camping is permitted in designated sites only.
All sites have group size limits which must be followed. In addition, Backcountry Use Permits may sometimes be obtained at the Northeast Entrance, East Entrance and Bridge Bay ranger stations. However, these stations have other responsibilities, so they may not be available at all times. During the Spring, Fall and Winter seasons, ranger station and visitor center hours may vary. A Backcountry Use Permit is required for all overnight use of the backcountry in Yellowstone.