Mo. Rev. Stat. § 67.080
Current with changes from the 2023 Legislative Session
The expenditure orders, motions, resolutions, or ordinances approved or adopted and filed as provided herein, and the transfers made as provided herein, shall constitute the authorization for the expenditure of money for the budget year. No expenditure of public moneys shall be made unless it is authorized as provided herein.
§ 67.080, RSMo