Okla. Stat. tit. 21, § 451
Any person who, upon any trial, proceedings, inquiry or investigation whatever, authorized by law, offers in evidence, as genuine, any book, paper, document, record, or other instrument in writing, knowing the same to have been forged, or fraudulently altered shall, upon conviction, be guilty of a Class D3 felony offense and shall be punished by imprisonment as provided for in subsections B through F of Section 20P of this title.
R.L. 1910, § 2226; Amended by Laws 1997, HB 1213, c. 133, § 197 (effective date amended to July 1, 1999, by Laws 1998, 1st Extr. Sess., HB 1002, c. 2, §§ 23-26, emerg. eff. June 19, 1998) (superseded document available); Amended by Laws 2025, HB 2104, c. 486, § 665, eff. January 1, 2026 (superseded document available).