Miss. Code Ann. § 43-9-1

For the purpose of providing for aged persons in need, a statewide system of old age assistance is hereby established and shall be in effect in all political subdivisions of this state to operate with due regard to the varying conditions and cost of living, to be financed by state appropriations therefor, and to be administered by the Department of Human Services, Division of Aging and Adult Services, as hereinafter provided.