Mississippi Code Title 45. Public Safety and Good Order § 45-43-21

(1) Except as provided by subsection (2) of this section and Section 45-43-23, a person who constructs or modifies a pool yard enclosure to conform with this chapter may not be required to construct the enclosure differently by a local governmental entity, common law or any other law.

(2) An owner of a multiunit rental complex or a rental dwelling in a condominium, cooperative, or townhome project with a pool or a property owners association that owns, controls or maintains a pool may, at the person's option, exceed the standards of this chapter or those adopted by the State Board of Health under Section 45-43-23. A tenant or occupant in a multiunit rental complex and a member of a property owners association may, by express written agreement, require the owner of the complex or the association to exceed those standards.

(3) A municipality may continue to require greater overall height requirements for pool yard enclosures if the requirements exist under the municipality's ordinances on July 1, 2012.