85-7-1972. State contracts — assessments. In any contract entered into between an irrigation district and the state of Montana under 85-7-1971 through 85-7-1975, the board of commissioners shall, in compliance with such contract, levy assessments against the lands benefited by the contract within the district, including such deficiency assessments as will enable the district to meet established or anticipated delinquencies in making payments to the state of Montana because of the failure of landowners to pay the assessments levied against their lands in the district.