California Water Code Section 34808

The board of a district in existence on the effective date of this section shall file a certificate with the Secretary of State on or before January 1, 1964, listing: (a) The name of the district. (b) The date of formation. (c) The county or counties in which the district is located, and a description of the boundaries of the district, or reference to a map showing such boundaries, which map shall be attached to the certificate, or reference to the county recorder`s office where a description of such boundaries has been recorded. If the order declaring the district formed contains all of the information required to be in the certificate, the board may file a copy of the order in lieu of the certificate.