La. Code Civ. Proc. art. 74.5
Current with changes from the 2024 legislative session effective on or before 7/1/2024, from Acts 1-3, 6-671
An action to authorize an adult adoption in accordance with the second paragraph of Civil Code Article 212 may be brought in the parish of the domicile of either party to the adoption.
La. C.P. § 74.5