Maintenance tax.

To maintain and preserve the ditches, drains, or other improvements made pursuant to this chapter and to repair and restore the same, when needed, and for the purpose of defraying the current expenses of the district, including any sum which may be required to pay state and county taxes on any lands which may have been purchased and which are held by the district under the provisions of this chapter, the board of supervisors may, upon the completion of the said improvements, in whole or in part as may be certified to the board by the chief engineer, levy annually a tax upon each tract or parcel of land within the district, to be known as a “maintenance tax.” Said maintenance tax shall be apportioned upon the basis of the net assessments of benefits assessed as accruing from original construction, shall be evidenced to and certified by the board of supervisors not later than June 1 of each year to the property appraisers of counties in which lands of the district are situated, and shall be extended by the county property appraisers on the county tax rolls and collected by the tax collectors in the same manner and time as county taxes, and the proceeds therefrom shall be paid to said district. Said tax shall be a lien until paid on the property against which assessed and enforceable in like manner as county taxes.