Okla. Stat. tit. 12, § 12-2202: Judicial notice of adjudicative facts

A. This section governs only judicial notice of adjudicative

facts.

B. A judicially noticed adjudicative fact shall not be 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 cannot reasonably be questioned.

C. A court may take judicial notice, whether requested or not.

D. A court shall take judicial notice if requested by a party

and supplied with the necessary information.

E. In a civil action or proceeding, the court shall instruct

the jury to accept as conclusive any fact judicially noticed. In a

criminal case, the court shall instruct the jury that it may, but is

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