Cal. Fam. Code § 301 : CALIFORNIA FAMILY CODE — MARRIAGE — VALIDITY OF MARRIAGE — Capacity to consent TEXT PDF Two unmarried persons 18 years of age or older, who are not otherwise disqualified, are capable of consenting to and consummating marriage. Ca. Fam. Code § 301 Amended by Stats 2014 ch 82 (SB 1306),s 3, eff. 1/1/2015.