La. Stat. tit. 38 § 1589
The said drainage certificates shall be signed by the chairman of the Jefferson Parish Council and by its clerk or secretary for, on behalf of, and in the name of the district and under the seal thereof. The interest coupons, if any, shall be signed with the facsimile signature of the said officers. Before delivery of said certificates, they shall be registered in the mortgage records of the parish in which the drainage district is located as to the serial number or numbers, amount, rate of interest, and the dates due. Each of the said certificates shall bear the following endorsement, viz:
"This certificate registered in the Mortgage Records of the Parish of ________________ on this the ______ day of________________, 1983.
_____________________________
Clerk of Court and Ex-Officio
Recorder of Mortgages, Parish of
_______________________________"
La. R.S. § 38:1589