Nothing in this subsection shall be construed to forbid the sale of such goods or merchandise to other political subdivisions, public authorities, municipalities, or agencies of the state or local governments to be consumed by them or to agencies of the state to be in turn sold by the agency to the public in the performance of the agency's duties as required by law. This subsection does not prohibit the sale of unprocessed agricultural products produced on state property.
OCGA § 42-5-60