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Who is required to obtain a permit: Any organized, non-commercial, group conducting rim-to-rim and extended day hiking and running, including rim-to-river-to-rim, and rim-to-rim-to-rim that are operating in the inner canyon. The inner canyon is defined as the area below the Tonto Platform (Tipoff and Indian Garden) from the South Rim and below Manzanita Resthouse (Pumphouse Residence) from the North Rim.
Groups including, non-profits, schools, church groups, scouts, clubs, and other similar organizations will be required to obtain an SUP for their activity. Any group, regardless of size, which has advertised to the general public, required individuals to sign up prior to participation, or that has an organizer who has been compensated for their services (including subsidized participation in the activity), are required to operate under an SUP.