Notwithstanding any other provision of this article, a commission shall determine by resolution the timing and sequence of the assumption of such duties, powers, and obligations it may have under Code Sections 50-8-88, 50-8-89, and Code Sections 50-8-93 through 50-8-96 and such Code sections shall not become effective until the date specified in such resolution. However, all such Code sections shall become effective on January 1 of the year following the year in which a commission is created.