Notwithstanding § 9-8-4, the voters of any second or third class municipality may, by majority vote, choose to elect aldermen to the common council at large using the process provided in § 9-11-6. The voters may revert to electing aldermen by ward in the same manner provided in this section, subject to the waiting period in § 9-11-8.
SDCL 9-8-4.1