D.C. Mun. Regs. tit. 24, r. 24-1304
The Department shall conspicuously post a Notice of Public Emergency on the property identifying the conditions or circumstances which are deemed to constitute a public emergency.
Public emergency violations shall be abated immediately after initial identification as an emergency condition by the Department.
Twice the District's cost of abating the public emergency condition may be assessed against the owner's property tax in accordance with § 8(d) of D.C. Law 6-100, the "Litter Control Administration Act of 1985" (D.C. Code § 6-2901 et seq.).
A Notice of Violation shall be served on the last owner of record for the property in question within twenty-four (24) hours of the abatement of the emergency condition by the Department.
The respondent to whom the Notice is served in accordance with this section shall be entitled to an administrative hearing in accordance with § 1309.
D.C. Mun. Regs. tit. 24, r. 24-1304