La. Code Civ. Proc. art. 1156
Current with changes from the 2024 legislative session effective on or before 7/1/2024, from Acts 2,3, 6-535, and 580-647
The petition, the answer, and the exceptions filed in an incidental action may be amended or supplemented in the manner provided in Articles 1151 through 1155.
La. C.P. § 1156