D.C. Code § 44-110.03: General building exterior.

(a)

An ALR shall ensure that the exterior of its facility, including walkways, yards, porches, chimney, gutters, downspouts, paintable surfaces, and accessory buildings are maintained structurally sound, sanitary, and in good repair.

(b)

An ALR that provides services to residents who use wheelchairs, shall make reasonable accommodations to render the ALR accessible to residents who use wheelchairs through the installation of a chair lift, curbcuts, an exterior ramp, or like accommodations.