Louisiana Revised Statutes Tit. 33, § 4722.1. Definitions

(1) The development rights of a designated site are the rights granted under applicable local law respecting the permissible bulk and size of immovable property erected thereon. Development rights may be calculated in accordance with such factors as lot area, floor area, floor area ratios, height limitations, or any other criteria set forth under local law for this purpose.

(2) A preservation restriction is a right, whether or not stated in the form of a restriction, predial servitude, covenant or condition, in any act executed by or on behalf of the owner of immovable property or in any order of taking, appropriate to the preservation of areas, places, buildings or structures to forbid or limit acts of demolition, alteration, use or other acts detrimental to the preservation of the areas, places, buildings, or structures.