50 ILCS 405/1.17
The limitations prescribed in Section 1 of this Act shall not apply to any indebtedness of any surface water protection district organized under "An Act in relation to Surface Water Protection Districts", approved July 15, 1953, as amended, for the purposes of acquiring, establishing, maintaining, and operating of ditches, channels, flumes, or similar waterways, trunk sewers, lateral sewers, manholes, street inlets, roadway culverts, outlet structures, junction chambers, pumping stations, retention basins, dams, levees, gate structures, spillways, control works, or any other types of construction necessary for the collection of surface water within the district boundaries and the subsequent conveyance and disposal of such waters at suitable points of discharge; but the aggregate indebtedness of any such surface water protection district shall not exceed the limitation prescribed in the Act under which it was organized.
50 ILCS 405/1.17