When a referendum petition is filed with the City Clerk, the
ordinance sought to be reconsidered shall be suspended from taking
effect. Such suspension shall terminate when:
1. There is a final determination of insufficiency of the petition,
or
2. The Petitioners' Committee withdraws the petitions, or
3. The Council repeals the ordinance, or
4. Thirty (30) days have elapsed after a vote of the City on the ordinance.