Mississippi Code Title 21. Municipalities § 21-27-205

(1) The board shall classify all municipal and domestic water collection, storage, treatment and/or distribution systems actually used or intended for use as community water systems or nontransient, noncommunity water systems according to size, type, character of water to be treated, number of service connections, and other physical conditions affecting the operation and maintenance of those systems, and also according to the degree of skill, knowledge, training and experience required of the operators of those systems to ensure competent, efficient operation and maintenance of such systems and protection of public health.

(2) The commission shall classify all municipal and domestic wastewater facilities according to size, type, character of wastewater to be treated, and other physical conditions affecting the operation and maintenance of the facilities, and also according to the degree of skill, knowledge, training and experience required of the operators of the facilities to ensure competent, efficient operation and maintenance of the facilities and prevention of pollution of waters of the state.

(3) The commission shall establish reciprocal certification arrangements with other states and private companies that establish training and certification programs for operators of commercial nonhazardous solid waste management landfills that meet or exceed the requirements of the commercial nonhazardous solid waste management landfill operator training and certification program established by the commission.

(4) The commission may establish reciprocal certification arrangements with other states and private companies that establish training and certification programs for operators of commercial Class I rubbish sites that meet or exceed the requirements of the commercial Class I rubbish site operator training and certification program established by the commission.