As used in this article, the term ‘‘municipal corporation’’ means a municipal corporation which has a population of 200 or more persons according to the United States decennial census of 1960 or any future such census. History. — Ga. L. 1966, p. 409, § 7; Code 1981, § 36-36-20; Code 1981, § 36-36-30, as redesignated by Ga. L. 1992, p. 2592, § 3.