Ill. R. Evid. 201

(a) Scope of Rule. This rule governs only judicial notice of adjudicative facts.

(b) Kinds of Facts. A judicially noticed fact must be one not subject to reasonable dispute in

that it is either (1) generally known within the territorial jurisdiction of the trial court or (2) capable

of accurate and ready determination by resort to sources whose accuracy c annot reasonably be

questioned.

(c) When Discretionary. A court may take judicial notice, whether requested or not.

(d) When Mandatory. A court shall take judicial notice if requested by a party and supplied

with the necessary information.

(e) Opportunity to be Heard. A party is entitled upon timely request to an opportunity to be

heard as to the propriety of taking judicial notice and the tenor of the matter noticed. In the absence

of prior notification, the request may be made after judicial notice has been taken.

(f) Time of Taking Notice. Judicial notice may be taken at any stage of the proceeding.

(g) Informing the Jury. In a civil action or proceeding, the court shall inform the jury to accept

as conclusive any fact judicially noticed. In a c riminal case, the court shall inform the jury that it

may, but is not required to, accept as conclusive any fact judicially noticed.