When the municipal governing body shall deem it advisable, it may, by resolution or ordinance, authorize the mayor to call a special election on a date established in Section 3-101 of Title 26 of the Oklahoma Statutes for the purpose of submitting to the registered voters of the municipality the question of issuing municipal bonds, of granting any franchise, or for any other purpose authorized by law.
Okla. Stat. tit. 11, § 16-112