14 CFR Part 382 Nondiscrimination on the Basis of Disability in Air Travel (Air Carrier Access Act) (with amendments issued through May 2016)

(c) You must provide for the checking and timely return of passengers' wheelchairs, other mobility aids, and other assistive devices as close as possible to the door of the aircraft, so that passengers may use their own equipment to the extent possible, except

(1) Where this practice would be inconsistent with Federal regulations governing transportation security or the transportation of hazardous materials; or

(2) When the passenger requests the return of the items at the baggage claim area instead of at the door of the aircraft.