(a) In connection with a hearing held under this chapter, official notice may be taken of:
(1) all facts that are judicially cognizable; and
(2) generally recognized facts within the area of the state agency's specialized knowledge.
(b) Each party shall be notified either before or during the hearing, or by reference in a preliminary report or otherwise, of the material officially noticed, including staff memoranda or information.
(c) Each party is entitled to be given an opportunity to contest material that is officially noticed.
(d) The special skills or knowledge of the state agency and its staff may be used in evaluating the evidence.