Section 26137 Of Article 3. Assessment Sale From California Water Code >> Division 11. >> Part 10. >> Chapter 5. >> Article 3.

. Ten years after it became delinquent or one year after the addition of this section, whichever is the later, any assessment levied by a district shall be conclusively presumed to have been paid, unless a sale for the nonpayment thereof was made prior to said time and the collector of the district on request shall mark such assessment conclusively presumed to have been paid.