I.  Relative or Foster Parent Intervention


45 C.F.R. § 1356.21(o).
In a D&N case, on written request, foster parents, pre-adoptive parents, or relatives are to receive written notice of all hearings. 

C.R.S. § 19-3-507(c)
The notice must contain the child’s court case number, the date and time of the next hearing, and the judge or magistrate and court division to which the case has been assigned.

C.R.S. § 19-3-507(a)
Parents, grandparents, relatives, or foster parents who have had the child in their care for more than three months, who have information or knowledge concerning the care and protection of the child, may intervene as a matter of right following adjudication, with or without counsel. 

People in the Interest of A.W.R., 17 P.3d 192 (Colo. App. 2000)
However, the court may limit the foster parent’s intervention in a permanency hearing to testifying as to the child’s best interests.