D.C. Mun. Regs. tit. 24, r. 24-806
During the inaugural period, except as provided in § 806.4, the Director of Consumer and Regulatory Affairs may issue temporary permits for use of public space and the use and occupancy of other spaces by spectators as provided in this section.
No owner or lessee of any building on the line of any parade, or on any intersecting street, avenue, alley, or reservation abutting the line of the parade, shall permit spectators to use or occupy any floor, roof, porch, or balcony above the ground floor without first having secured a permit from the Director of Consumer and Regulatory Affairs.
Each permit issued under this section shall be subject to the approval of the Chief of Police.
The provisions of this section shall not apply to any building owned by the District or United States governments.
D.C. Mun. Regs. tit. 24, r. 24-806