Whenever money is required for the payment of the debts or performance of the contracts of the institution, incurred or entered into in conformity with the provisions of sections 41 to 46, 48, 50, 51 to 53, 54 to 57, and 67 of this title, or for making the purchases and executing the objects authorized by said sections, the Board of Regents, or the executive committee thereof, may certify to the chancellor and secretary of the board that such sum of money is required, whereupon they shall examine the same, and, if they shall approve thereof, shall certify the same to the proper officer of the Treasury for payment. The board shall submit to Congress, at each session thereof, a report of the operations, expenditures, and condition of the institution.