The commission 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 chapter.
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; these taxes 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 any taxes within said district shall be sold for failure to pay the same in the same manner as property is sold for delinquent state, parish and other taxes under the laws of the state.