; (B) a tribe, tribal entity or tribally designated housing entity; (C) an owner or developer of a qualifying affordable dwelling unit; (D) a public housing agency; (E) an organization with a mission that involves the development, creation, preservation, renovation, operation, or maintenance of affordable housing; or (F) any combination of the entities described in subparagraphs (A) through (E). (2) Federally qualified health center The term Federally qualified health center has the meaning given the term in section 1861(aa)(4) of the Social Security 22 Act ( 42 U.S.C. 1395x(aa) ). (3) Qualifying affordable dwelling unit The term qualifying affordable dwelling unit means a dwelling unit that— (A) qualifies as affordable housing under 215(a) of the Cranston-Gonzalez National Affordable Housing Act; and (B) meets the income targeting requirements described in section 214(1) of such Act. (4) Secretary The term Secretary means the Secretary of Housing and Urban Development.