La. Civ. Code art. 1801
Current with changes from the 2024 legislative session, Chs. 3, 6-496, effective on or before 7/1/2024
A solidary obligor may raise against the obligee defenses that arise from the nature of the obligation, or that are personal to him, or that are common to all the solidary obligors. He may not raise a defense that is personal to another solidary obligor.
La. C.C. § 1801