La. Civ. Code art. 2331
Current with changes from the 2024 legislative session, Chs. 3, 6-496, effective on or before 7/1/2024
A matrimonial agreement may be executed by the spouses before or during marriage. It shall be made by authentic act or by an act under private signature duly acknowledged by the spouses.
La. C.C. § 2331