24 C.F.R. § 115.202
(b) The request and supporting materials shall be filed with the Assistant Secretary for Fair Housing and Equal Opportunity, Department of Housing and Urban Development, 451 Seventh Street, SW., Washington, DC 20410-2000. The Assistant Secretary shall forward a copy of the request and supporting materials to the appropriate FHEO regional director. A copy of the request and supporting materials will be kept available for public examination and copying at: