Section 15-1953. Drainage improvement district fund

Moneys received under the provisions of title 19 of this article shall
  constitute a fund to be known as the drainage improvement district fund,
  and  the  portion  thereof  applicable  to  each  improvement  shall  be
  separately kept by the Comptroller, and the  Comptroller  is  authorized
  and  directed  to  pay  therefrom  the  principal  and  interest of such
  obligations as the same mature and become payable by the terms  thereof,
  and  the  costs  and  expenses  of  such improvement and the maintenance
  thereof upon the order of  the  department  or  the  authorized  officer
  thereof.