State of Georgia Statutes
(a) Any power or powers, privileges, or authority exercised or capable of exercise by a public agency of this state may be exercised and enjoyed jointly with any other public agency of any other state or of the United States to the extent that laws of such other state or of the United States permit such joint exercise or enjoyment. The authority for joint or cooperative action of political subdivisions shall apply to powers, privileges, or authority vested in, funded by, or under the control of their governing bodies.
(b) Any public agency in this state may enter into agreements with a public agency in another state for joint or cooperative action pursuant to the provisions of this chapter to effectuate the purposes of this chapter. Appropriate action of the governing bodies of the participating public agencies by resolution or otherwise pursuant to law shall be necessary before any such agreement may enter into force. Any such agreement shall be subject to the requirements provided by the Constitution and general laws of this state with respect to intergovernmental contracts.