Tree Protection in St. Tammany Parish, LA (2026)
2 rules for unincorporated St. Tammany Parish, Louisiana.
Verified from official government sources
Heritage & Protected Trees
St. Tammany Parish defines a 'Heritage Tree' as a hardwood 18 inches DBH or greater graded B or better, excluding pines, and rewards developers who preserve them: every 108 caliper inches of heritage trees saved earns a 5 percent reduction in required lot width or area.
St. Tammany Heritage Tree Preservation Incentive
Light RestrictionsSt. Tammany Parish Code of Ordinances §§ 100-5, 600-3.2
Heritage Tree. A hardwood tree which is 18-inch dbh or greater, which is assigned a Grade B or better which does not include pine trees. ... Preservation of Heritage Trees 5 percent decrease in lot width or area for every 108 caliper inches of heritage trees preserved. • All trees must be located within a natural area and/or buffer area that has not been and will not be graded or filled for dev...
Protected Tree Species
St. Tammany Parish singles out live oak trees for protection parish-wide: cutting, trimming, removing or damaging a live oak 18 inches or more in circumference on parish property or right-of-way requires prior written approval from public works. New development sites must also cap live oak and cypress removal at 50 percent.
St. Tammany Live Oak & Cypress Protection
Significant RestrictionsSt. Tammany Parish Code of Ordinances §§ 35-10, 600-3.3(C)
Sec. 35-10. - Live oak trees protected. (a)Prohibited. It shall be unlawful for any person to cut, trim, remove, damage or deface any live oak tree, which has a circumference of 18 inches or larger when measured three feet from the ground, located on parish property or within parish rights-of-way, without first obtaining the consent and approval of the director of the parish department of publi...
All St. Tammany Parish ordinances
See every category we cover for St. Tammany Parish: parking, noise, fences, fires, animals, pools, and more.
St. Tammany Parish Ordinance Hub →