La. Stat. tit. 33 § 4717.1
Wherever, in the opinion of the governing authority of any parish, any real property owned by such parish, including land, streets, sidewalks, buildings, or any other property, dedicated to public use, shall no longer be needed or necessary for the public use to which it was originally destined or dedicated, the governing authority of such parish shall have the power and authority, upon a two-thirds vote of the members thereof, to revoke the destination or dedication of such property, and may thereafter utilize such property for industrial inducement purposes. Whenever the governing authority of such parish shall have created an industrial development board as authorized by R.S. 51:1151, et seq., the police jury may contract with such development board for the administration, improvement, and development of said industrial area, and, upon the adoption of an ordinance by such two-thirds vote, the governing authority, through its duly authorized officer, shall have the power to convey title to such property to said industrial development board for such consideration as it shall deem advisable, and for such purposes the said industrial development board is hereby declared to be a special district within the intent and meaning of R.S. 33:1321 et seq., and the ownership, operation and administration of said industrial area by said police jury and industrial development board are hereby declared to be public and governmental functions, exercised for a public purpose and as a matter of public necessity.
La. R.S. § 33:4717.1