Cal. Evidence Code § 663 : California Evidence Code — Burden Of Proof; Burden Of Producing Evidence; Presumptions And Inferences — Presumptions And Inferences — Presumptions Affecting The Burden Of Proof — Ceremonial marriage Date: 31 Aug 2016 TEXT PDF Current through the 2016 Legislative Session A ceremonial marriage is presumed to be valid. Ca. Evid. Code § 663