(a) Prospective adoptive parents and birth relatives.--A prospective adoptive parent of a child may enter into an agreement with a birth relative of the child to permit continuing contact or communication between the child and the birth relative or between the adoptive parent and the birth relative.

(b) Guardians ad litem for siblings of adoptees.--Where siblings have been freed for adoption through the termination of parental rights, following a dependency proceeding, and the prospective adoptive parent is not adopting all of the siblings, each such sibling who is under 18 years of age shall be represented by a guardian ad litem in the development of an agreement.

(c) Notification.--An agency or anyone representing the parties in an adoption shall provide notification to a prospective adoptive parent, a birth parent and a child who can be reasonably expected to understand that a prospective adoptive parent and a birth relative of a child have the option to enter into a voluntary agreement for continuing contact or communication.

(d) Construction.--Nothing in this chapter shall be construed to prohibit the parties from agreeing to mediation of an agreement at their own cost, including the modification of an agreement, before seeking a remedy from the court.