2010 ADA Standards for Accessible Design Pocket Guide
208.3.2 Residential Facilities.
In residential facilities containing residential dwelling units required to provide mobility features complying with 809.2 through 809.4, parking spaces provided in accordance with 18.104.22.168 shall be located on the shortest accessible route to the residential dwelling unit entrance they serve. Spaces provided in accordance with 22.214.171.124 shall be dispersed throughout all types of parking provided for the residential dwelling units.
EXCEPTION: Parking spaces provided in accordance with 126.96.36.199 shall not be required to be dispersed throughout all types of parking if substantially equivalent or greater accessibility is provided in terms of distance from an accessible entrance, parking fee, and user convenience.
Advisory 208.3.2 Residential Facilities Exception. Factors that could affect “user convenience” include, but are not limited to, protection from the weather, security, lighting, and comparative maintenance of the alternative parking site.