La. Stat. tit. 9 § 4902

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 9:4902 - Recordation unnecessary; effective period

This privilege exists without the necessity of recordation, and is effective for a period of twelve months from the date upon which the materials or supplies are delivered or the labor is performed. In case of a running account of twelve months, the period is calculated from the date of the delivery or performance of the last item upon the account.

La. R.S. § 9:4902