D.C. Mun. Regs. tit. 24, r. 24-1405
Except where a written statement has been submitted pursuant to §§ 1403.3, 1403.4, 1403.5, and 1403.6, the Director shall give or send a written notice to every owner of property abutting the entire alley, all or part of which is to be closed or abutting both sides of the block or blocks of the street, all or part of which is to be closed that the Council has enacted and the Mayor has signed legislation ordering the closing of the street or alley.
The notice given pursuant to § 1405.1 shall indicate that any written objection by an interested person aggrieved by the closing shall be filed within thirty (30) days of the mailing of the notice and shall state how the person is aggrieved by the closing.
An objection filed pursuant to this section shall be filed with the Department of Public Works, Office of the Surveyor, 614 H Street, N.W., Room 605, Washington, D.C. 20001.
The Director shall forward all objections received pursuant to this section to the Mayor for action pursuant to § 211 of the Act (D.C. Code § 7-431 (1981)) when the Director has determined that the person filing the objection is an interested party aggrieved by the closing of the street or alley.
D.C. Mun. Regs. tit. 24, r. 24-1405