Miss. Code § 17-1-33
The regional planning commission shall act in an advisory capacity to local municipalities and counties in interstate, regional, metropolitan, county and municipal planning matters involving the identification, discussion coordination and recommending solutions or a course of action in connection with problems including, but not limited to land use, water resources, mosquito control, highways, recreational areas, public schools, sewage and garbage disposal, public libraries, urban development, and other matters concerning the acquisition, planning, construction, development, financing, control, use, improvement and disposition of lands, buildings, structures, facilities, goods and services in the interest of public, or for public purposes involving the expenditures of public funds.
Miss. Code § 17-1-33