Mississippi Code Title 57. Planning, Research and Development § 57-10-439

(1) The corporation is hereby declared to be performing a public function and to be a public body corporate and a political subdivision of the state. Accordingly, the income, including any profit made on the sale thereof from all bonds issued by the corporation, shall at all times be exempt from all taxation by the state or any political subdivision thereof. If, after all indebtedness and other obligations of the corporation are discharged, the corporation is dissolved, its remaining assets shall inure to the benefit of the state.

(2) With the approval of the appropriate local taxing authority, all mortgages or deeds of trust executed as security therefor, all lease or purchase agreements made pursuant to the provisions hereof, and all purchases required to establish the industrial enterprise and financed by proceeds from bonds issued under Sections 57-10-401 through 57-10-445, shall likewise be exempt from all taxation in the State of Mississippi except the contractors' tax imposed by Section 27-65-21 and the tax levied by Section 27-65-24(1)(b), and except ad valorem taxes levied for school district purposes. All projects and the revenue derived therefrom from any lease thereof shall be exempt from all taxation in the State of Mississippi, except the tax levied by Sections 27-65-21 and 27-65-24(1)(b), except the tax levied under Chapter 7, Title 27, Mississippi Code of 1972, and except ad valorem taxes levied for school district purposes.