La. Code Civ. Proc. art. 1153
Current with changes from Acts 3, and 6-45 of the 2024 Legislative Session
When the action or defense asserted in the amended petition or answer arises out of the conduct, transaction, or occurrence set forth or attempted to be set forth in the original pleading, the amendment relates back to the date of filing the original pleading.
La. C.P. § 1153