Okla. Stat. tit. 21, § 306

Any person who fraudulently alters the draft of any bill or resolution which has been presented to either of the houses composing the Legislature, to be passed or adopted, with intent to procure it to be passed or adopted by either house, or certified by the presiding officer of either house, in language different from that intended by such house shall, upon conviction, be guilty of a Class D3 felony offense and shall be punished as provided for in subsections B through F of Section 20P of this title.