La. Child. Code art. 1282.5
Current with changes from the 2024 3rd Extraordinary Session effective on or before 1/1/2025
The full name of the adopted child may be changed in the final decree of adoption and, if changed, the surname shall be the same as that of the adoptive parent. In accordance with R.S. 40:79, the clerk of court shall forward, on a form supplied by the Department of Children and Family Services, his certificate of the decree to the state registrar, who shall make a new certificate of live birth of the person adopted, in the new name if the name has been changed in the decree.
La. Ch.C. § 1282.5