O.C.G.A. § 31-7-120

This article shall be liberally construed to effect the purposes hereof, and insofar as this article may be inconsistent with any other law, including the charter of any municipal corporation, this article shall be controlling. The sale or issuance of bonds by any authority shall not be subject to regulation under Chapter 5 of Title 10 or any other law. No proceeding or publication not required by this article shall be necessary to the performance of any act authorized in this article, nor shall any such act be subject to referendum.