California Code, Family Code - FAM § 8704.5

(a) A foster care license or certification or resource family approval shall not be required for placement of a nondependent child who is relinquished for adoption to a licensed private adoption agency, if the child is placed in the care of prospective adoptive parents who have an approved adoption home study that meets the criteria established by the department for home studies conducted within the state.

(b) During a preadoptive placement made pursuant to subdivision (a), the licensed private adoption agency shall conduct in-home supervisory visits no less than once every 30 days, until the child has been legally freed and formally placed for adoption.