California Code, Streets and Highways Code - SHC § 5625

The cost of the repair may be assessed by the legislative body against the parcel of property fronting upon the sidewalk upon which such repair was made, and such cost so assessed, if not paid within five days after its confirmation by the legislative body, shall constitute a special assessment against that parcel of property, and shall be a lien on the property for the amount thereof which lien shall continue until the assessment and all interest thereon is paid, or until it is discharged of record.