Except as otherwise provided herein, ordinances and other measures adopted by Council shall be subject to referendum, to the extent and in the manner now or hereafter provided by the Constitution or laws of the State of Ohio. The following ordinances shall not be subject to referendum:
(a) ordinances or measures making or transferring annual appropriations or amendments thereto;
(b) ordinances or measures providing for the discharge of any obligation legally due from the Municipality;
(c) ordinances or measures submitting any measure to a vote of the electors;
(d) ordinances or measures directing the performance of any official duty or providing for investigations or reports;
(e) ordinances or measures not having the force or effect of law;
(f) ordinances for public improvements petitioned for by the owners of the majority of the front footage benefited and to be specifically assessed for the cost thereof.
All other ordinances shall be subject to referendum and shall be in effect until repealed by the vote in the referendum.
Council may, in its discretion, submit any proposed ordinance to the referendum.