(a) Adoptive parent registry means the register established by the department which contains information concerning persons who wish to adopt handicapped or hard-to-place children.

(b) Agency with care of a child means an authorized agency to which has been transferred the guardianship and custody, or care and custody, of a handicapped or hard-to-place child, and which is making inquiry of the adoptive parent registry for the purpose of locating an adoptive home for such child.

(c) Handicapped child means a child as defined in section 421.24(a)(2) of this Title.

(d) Hard-to-place child means a child as defined in section 421.24(a)(3) of this Title.

(e) Registering agency means a public or voluntary adoption agency which has accepted an application to adopt from a person interested in adopting a handicapped or hard-to-place child.