Okla. Stat. tit. 62, § 478

Any treasurer, excluding a school district treasurer, who shall register or pay a warrant, or certificate of indebtedness, issued in excess of the estimate made and approved by the excise board for the current fiscal year, or in excess of a bond issue for such purpose, shall be guilty of a misdemeanor and upon conviction, shall be punished by a fine of not less than One Thousand Dollars ($1,000.00) or by imprisonment in the county jail not exceeding one (1) year, or by both such fine and imprisonment.