Cal. Educ. Code § 15274

If it appears from the certificate of election results that 55 percent of the votes cast on the proposition of issuing bonds pursuant to subdivision (b) of Section 18 of Article XVI of the California Constitution are in favor of issuing bonds, the governing board shall cause an entry of that fact to be made upon its minutes. The governing board shall then certify to the board of supervisors of the county whose superintendent of schools has jurisdiction over the district, all proceedings had in the premises. The county superintendent of schools shall send a copy of the certificate of election results to the board of supervisors of the county.