La. Code Civ. Proc. art. 2001

Current with changes from the 2024 legislative session effective on or before 7/1/2024, from Acts 2,3, 6-535, and 580-647
Section 2001 - Grounds in general

The nullity of a final judgment may be demanded for vices of either form or substance, as provided in Articles 2002 through 2006.

La. C.P. § 2001