A nonconforming antenna shall not be altered, modernized, or otherwise replaced, except in conformity with all provisions of this title.
If a nonconforming antenna stops functioning, a temporary replacement antenna may be installed, subject to the following conditions:
Within three (3) months after the nonconforming antenna stops functioning, the owner or occupant of the land or structure on which the antenna is installed shall apply for a special exception to install a longer term replacement.
An antenna that was legally permitted prior to the date of adoption of this chapter shall be considered a conforming antenna.
This section does not apply to antenna towers, monopoles, or antenna support structures.
D.C. Mun. Regs. tit. 11, r. 11-C1314