California Code, Insurance Code - INS § 384

(a) A certificate of insurance or verification of insurance provided as evidence of insurance in lieu of an actual copy of the insurance policy shall contain the following statements or words to the effect of:

This certificate or verification of insurance is not an insurance policy and does not amend, extend or alter the coverage afforded by the policies listed herein.  Notwithstanding any requirement, term, or condition of any contract or other document with respect to which this certificate or verification of insurance may be issued or may pertain, the insurance afforded by the policies described herein is subject to all the terms, exclusions and conditions of the policies.

(b) This section is not applicable to a surplus line broker certificate as defined in Section 48.