Cal. Fam. Code § 9300 : CALIFORNIA FAMILY CODE — ADOPTION — ADOPTION OF ADULTS AND MARRIED MINORS — GENERAL PROVISIONS — Generally TEXT PDF (a) An adult may be adopted by another adult, including a stepparent, as provided in this part. (b) A married minor may be adopted in the same manner as an adult under this part. Ca. Fam. Code § 9300 Amended by Stats. 1993, Ch. 266, Sec. 1. Effective January 1, 1994.