When used in this chapter, the following terms and phrases shall have the following meanings ascribed:
Commercial property - all taxable real property other than vacant land zoned for residential use, residential garages, and any improved property used primarily for residential dwelling purposes, including detached dwellings, semi-detached dwellings, row dwellings, flats, residential condominiums, cooperatives, and apartments.
Director - the Director of the District Department of Transportation.
Downtown Urban Renewal Area - the area as adopted by the National Capital Planning Commission and approved by the Council of the District of Columbia on July 5, 1983.
Historic District - an area of the District of Columbia listed on the National Register of Historic Districts or proposed by the D.C. Historic Review Board to be so listed. The boundaries of each historic district shall be as described in the National Register, except that where the historic district encompasses only a part of a specific street, the whole street shall be considered part of the historic district for the purpose of this chapter.
Lay-by - a designated paved area located at the side of a main roadway and protruding beyond the gutter into the sidewalk area where vehicles can stop temporarily to pick-up or drop-off passengers.
Parking lane - the area of street, alongside the curb, where motor vehicles may lawfully park.
Pedestrian - a person traveling by foot or by wheelchair.
Sidewalk - the paved areas abutting a street or alley that are intended for the use of pedestrians and which are under the jurisdiction of the District of Columbia government.
Substantial rehabilitation - the rehabilitation of an existing building when the estimated cost of the rehabilitation, as determined for the building permit, is fifty percent (50%) or more of the value of the building as shown in the records of the District of Columbia Office of Tax and Revenue.
Travel lane - a roadway lane for the movement of vehicles traveling from one destination to another.
D.C. Mun. Regs. tit. 24, r. 24-1299