Food and Agricultural Code § 6255
ARTICLE 5. Levy of Assessments for District Purposes
The assessment so levied shall be computed and entered upon the assessment roll by the county auditor, and if the supervisors fail to levy the assessment as required, the auditor shall do so. The assessment shall be collected at the same time, and in the same manner as, and together with and not separate from, general county taxes, and when collected shall be paid into the county treasury for the use of the district.