RCW 85.18.080: Roll to provide basis for levy.

Until further modified, amended, or changed by an additional or supplemental roll certified to the county auditor after the foregoing procedure is had, the original roll, as modified or supplemented, if the same is done, shall serve as the base of benefits to the land and buildings protected by the improvement system of said district against which dollar rate is levied and collected from time to time for the continued functioning of said diking district.