No assessment or bond hereafter levied or issued shall become a lien and no person shall be deemed to have notice thereof until a certified copy of said assessment and the diagram thereto attached shall be recorded in the office of the county surveyor, if the improvement district or any part thereof is in unincorporated territory, and with the superintendent of streets of the city or cities, if the improvement district or any part thereof is in incorporated territory.
Ca. Water Code § 56103