Miss. Code § 21-45-5
This chapter shall be construed as cumulative authority to other existing laws relating to the powers of municipalities to undertake and carry out slum clearance and redevelopment work. Any municipality engaged in slum clearance or redevelopment work through a redevelopment project within the boundaries of the municipality may provide for financing to defray the cost, in whole or in part, of the same as hereinafter provided. Insofar as this chapter is inconsistent with any other law, this chapter shall be controlling.
Any municipality may accept grants or other financial assistance from the state or federal government, or any other entity, to defray the cost, in whole or in part, of any activity consistent with the purposes of this chapter.
Any municipality may enter into agreements with any developer whereby the developer will agree to construct, operate and maintain buildings or other facilities or improvements included within such projects as are provided in a redevelopment plan.
Miss. Code § 21-45-5