A district shall notify the assessee shown on the latest equalized assessment roll whenever delinquent and unpaid charges for sewer and other services, or either, which could become a lien on the property pursuant to Section 6520.10 remain delinquent and unpaid for 60 days.
Source:
Section 6520.11, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=HSC§ionNum=6520.11..