If at any time title to or possession of any urban redevelopment project is held by any public body or governmental agency, other than the municipality or county, which is authorized by law to engage in the undertaking, carrying out, or administration of urban redevelopment projects, including any agency or instrumentality of the United States of America, the provisions of the agreements referred to in this subsection shall inure to the benefit of and may be enforced by such public body or governmental agency. As used in this subsection, the terms "municipality" and "county" shall also include an urban redevelopment agency or a housing authority vested with all of the urban redevelopment project powers pursuant to Code Section 36-61-17.
OCGA § 36-61-16