All officers and employees who travel at the expense of the state or any of its departments, agencies, boards, bureaus or commissions shall file with the Comptroller an itemized statement of all expenses incurred, including those for transportation, in connection with such travel at the expense of the state, agency, institution, board, bureau, or commission, verified by affidavit, before any warrant shall issue for such expenses.
(Acts 1919, No. 151, p. 145; Code 1923, §820; Acts 1939, No. 112, p. 144; Code 1940, T. 55, §86; Acts 1943, No. 160, p. 153.)