Miss. Code Ann. § 43-6-101

The State Building Commission, the boards of supervisors of each county, the governing authorities of each municipality and the governing authorities of all political subdivisions of this state, pursuant to an order of the state board of health, shall cause to be constructed such entrance ramps to facilitate ingress and egress in each public building under the supervision of the said governing bodies, including buildings which presently exist, which are presently under construction, or which may be constructed after July 1, 1972. The standards and specifications set forth in Sections 43-6-103 through 43-6-121 shall apply to all buildings of assembly, educational institutions, office buildings, and other public buildings which are constructed in whole or in part by the use of state, county or municipal funds, or the funds of any instrumentality of the state, except where such compliance is impractical in the opinion of the state board of health. All such buildings and facilities in this state on which design contracts are awarded after July 1, 1972, shall conform to each of the standards and specifications prescribed therein.