District of Columbia Code Division I. Government of District. § 6-1109.02. Maintenance of property.

(1) Facade or facade elements that may fall and injure persons or property;

(2) Deteriorated or inadequate foundation, defective or deteriorated flooring or floor supports, deteriorated walls, or other vertical structural supports;

(3) Members of ceilings, roofs, ceiling and roof supports, or other horizontal members that sag, split, or buckle due to defective material or deterioration;

(4) Deteriorated or ineffective waterproofing of exterior walls, roofs, foundations, or floors, including broken windows or doors;

(5) Defective or insufficient weather protection for exterior wall covering, including lack of paint or weathering due to lack of paint or other protective covering; or

(6) A fault or defect in the building or structure that renders it structurally unsafe or not properly watertight.