(1) (a) Any guardian ad litem, and all state and local agencies, departments, authorities, and institutions shall cooperate and share information with any CASA volunteer appointed to serve on a case and with each local CASA program to facilitate the implementation of its program.
(b) The CASA program will help facilitate the cooperation and sharing of information among CASA volunteers, the attorneys, the county department of human or social services, and other community agencies.
(2) In any case in which the court has appointed both a CASA volunteer and a guardian ad litem, the CASA volunteer and the guardian ad litem shall cooperate to represent the best interests of the child.
(3) The CASA volunteer shall be notified of hearings, staffings, meetings, and any other proceedings concerning the case to which he or she has been appointed.