(a) This part shall be liberally construed to effect the purposes hereof. Sale or issuance of bonds by any authority shall not be subject to regulation under Chapter 5 of Title 10, the "Georgia Uniform Securities Act of 2008," or any other law.
(b) A municipal corporation, a county, or any number of counties and municipal corporations shall have the right to activate any authority under this part, notwithstanding the existence of any other authority having similar powers or purposes within the county or municipal corporation created pursuant to any general law or amendment to the Constitution of this state. However, nothing in this part shall be construed as repealing, amending, superseding, or altering the organization of or abridging the powers of such authorities as are now in existence.