La. Navigation and Shipping § 34:251
The board shall levy annually on all property situated within the district subject to taxation any special taxes that may be necessary to provide for the payment of principal and interest on the bonds authorized to be issued under this Part.
These special taxes shall be levied, assessed and collected on the property within the district under the same methods, terms, and conditions and at the same time as state and parish taxes are levied, assessed and collected; they shall be secured by the same liens upon the property subject to taxation within the district as taxes for state and parish purposes; the property subject to taxes within the district shall be sold for failure to pay the same in the same manner as property is sold for delinquent state, parish, or other taxes under the law.
La. Navigation and Shipping § 34:251