Missouri Revised Statutes Title IV. Executive Branch § 33.030. Powers and duties

(1) Assist the director of revenue in preparing estimates and information concerning receipts and expenditures of all state agencies as required by the governor and general assembly.

(2) Certify approval of the incurring of every obligation for the payment of money and that the expenditure is within the purpose of the appropriation and that there is in the appropriation an unencumbered balance sufficient to pay it. As a prerequisite to certification, the commissioner of administration shall ascertain that the obligation to be incurred is within the work program and budget allotment.

(3) Preapprove all claims and accounts and certify them to the state treasurer for payment. As a prerequisite to his preapproval of claims and accounts, the commissioner of administration shall ascertain that the claims and accounts are regular and correct.

(4) Prepare and report to the governor or to the general assembly or either house thereof when requested any financial data or statistics which he or it requires, such as monthly or quarterly estimates of the state's income and cost figures on the current operations of departments, institutions or agencies.