La. Code Civ. Proc. art. 2374
Current with operative changes from the 2024 Third Special Legislative Session
If there is a security interest, mortgage, lien, or privilege on the property superior to that of the seizing creditor, the purchaser shall pay to the sheriff only that portion of the sale price which exceeds the amount of the superior security interest, mortgage, lien, or privilege.
La. C.P. § 2374