Okla. Stat. tit. 62, § 62-479: Incurring indebtedness or allowing bills in excess -

Liability of officers.

A. It shall be unlawful for the board of county commissioners,

the county purchasing agent, the city council or the commissioners

of any city, the trustees of any town, township board, or any member

or members of the aforesaid commissioners, or of any of the above-

named boards, to willfully or knowingly make any contract for,

incur, acknowledge, approve, allow or authorize any indebtedness

against their respective city, town or county or authorize it to be

done by others, in excess of the estimate made and approved by the

excise board for such purpose for the current fiscal year, or in

excess of the specific amount authorized for such purpose by a bond

issue.

B. Any such indebtedness, contracted, incurred, acknowledged,

approved, allowed or authorized in excess of the estimate made and

approved for such purposes for the current fiscal year or in excess

of the specific amount authorized for such purpose by a bond issue,

shall not be a charge against the city, town or county whose officer

or officers contracted, incurred, acknowledged, approved, allowed or

authorized or attested the evidence of said indebtedness, but may be

collected by civil action from any official willfully or knowingly

contracting, incurring, acknowledging, approving or authorizing or

attesting to the indebtedness, or from the bondsmen of the official.