D.C. Mun. Regs. tit. 4, r. 4-902
All individuals, groups of individuals, or organizations becoming aware of employers, or persons in places of public accommodation, educational institutions, or in residential or commercial space located in the District of Columbia who are engaging in conduct believed to be prohibited by the provisions of the Act are encouraged to bring that conduct to the attention of the D.C. Office of Human Rights, by written allegations to the Director of the Office of Human Rights (Director) on behalf of themselves or other individuals claiming or suffering adverse effects from instances or patterns of conduct believed to be prohibited.
When the Director has reason to believe that conduct prohibited by the Act is occurring, the Director, sua sponte, may investigate individual instances or patterns of the conduct, and may initiate complaints in connection with the investigation.
D.C. Mun. Regs. tit. 4, r. 4-902