If an agency subcontracts to a public or private agency any activity for which the subcontractor will receive FHAP funds, the agency must ensure and certify in writing that the subcontractor is:
(a) Using services and facilities that are accessible in accordance with the Americans with Disability Act (ADA) (42 U.S.C. 12101) and Section 504 of the 1973 Rehabilitation Act (29 U.S.C. 701);
(b) Complying with the standards of Section 3 of the Housing and Urban Development Act of 1968 (42 U.S.C. 1441); and
(c) Furthering fair housing.