Section 21-31-51 - Adoption of civil service system mandated in certain municipalities(1) There is hereby created a civil service commission to administer a civil service system in every municipality described in subsection (2) of this section which has administrative and other employees employed on a monthly basis.(2) The provisions of subsection (1) of this section shall apply to: (a) Any municipality, operating under a commission form of government, and having a population of more than twenty-one thousand, according to the federal census of 1950; and(b) Any municipality located in the Yazoo-Mississippi Delta Levee District, and having a population of more than fifteen thousand and less than twenty thousand, according to the federal census of 1950.Codes, 1942, § 3825-30; Laws, 1944, ch. 209, § 1; Laws, 1952, ch. 368; Laws, 1960, ch. 430.