All powers herein granted to or conferred upon the city treasurer shall at all times be subject to the approval of the city council, and nothing herein contained shall be construed as divesting the city council of any right or privilege which it may have or enjoy by virtue of any law of the state of Illinois or the ordinances of the city, but said powers are herein granted for purposes of convenience both to the consumers of city water and the city. (Ord., 4-13-1920; amd. Ord. 2002-51, 12-9-2002)