(1) The board shall annually determine, order and levy the annual installment of the total benefit special assessments for bonds issued and related expenses to finance district facilities and projects that are levied under this chapter. These assessments may be due and collected during each year that county taxes are due and collected, in which case such annual installment and levy shall be evidenced to and certified to the assessor by the board not later than August 31 of each year. Such assessments shall be entered by the assessor on the county tax rolls and shall be collected and enforced by the tax collector in the same manner and at the same time as county taxes, and the proceeds thereof shall be paid to the district. These benefit special assessments shall be a lien on the property against which assessed until paid and shall be collectible and enforceable in like manner as county property taxes. All statutes regulating the collection and enforcement of county property taxes shall apply to the enforcement and collection of the benefit special assessments levied under this section. The amount of the assessment for the exercise of the district’s powers under this chapter shall be determined by the board based upon a report of the district’s engineer and assessed by the board upon such lands, which may be part or all of the lands within the district benefited by the improvement, apportioned between benefited lands in proportion to the benefits received by each tract of land.

(2) To maintain and preserve the facilities and projects of the district, the board shall levy a maintenance special assessment. This assessment may be evidenced by and certified to the assessor by the board of directors not later than August 31 of each year and shall be entered by the assessor on the county tax rolls and shall be collected and enforced by the tax collector in the same manner and at the same time as county taxes, and the proceeds therefrom shall be paid to the district. These maintenance special assessments shall be a lien on the property against which assessed until paid and shall be collectible and enforceable in like manner as county property taxes and all statutes regulating the collection and enforcement of county property taxes shall apply to the enforcement and collection of the benefit special assessments levied under this section. The amount of the maintenance special assessment for the exercise of the district’s powers under this chapter shall be determined by the board based upon a report of the district’s engineer and assessed by the board upon such lands, which may be all of the lands within the district benefited by the maintenance thereof, apportioned between the benefited lands in proportion to the benefits received by each tract of land.

(3) Benefit special assessments and maintenance special assessments authorized by this section shall be levied and payable in annual installments for each year for which bonds secured by the assessment are outstanding. The tax collector shall collect and enforce benefit special assessments and maintenance special assessments in the same manner and at the same time as ad valorem taxes. Benefit special assessments and maintenance special assessments shall constitute a lien on the property against which assessed until paid and shall be on a parity with the lien of state, county, municipal and school board property taxes.

(4) The tax assessor and tax collector are entitled to reasonable compensation for preparing the rolls and collecting the assessments.

(5) District assessments may be made payable in no more than forty (40) yearly installments. Benefit special assessments are prepayable. Any prepayment of benefit special assessments must be credited against the payor’s pro rata share of principal and interest of the indebtedness.