To qualify, a petition:
(a) Must have been approved as to form by the City Attorney prior to being circulated.
(b) Must have been signed by registered electors equal in number to 25% of the votes cast for Mayor in the most recent general municipal election.
(c) Must contain only signatures that were obtained within the 60 days preceding the filing of the petition with the Clerk-Treasurer.
(d) Shall contain the full text of the proposed ordinance and shall follow the general form of petitions provided by State law and comply with the general standards for petitions established by State law.
(e) Shall be filed with the Clerk-Treasurer who shall have 15 days to determine the sufficiency of the petitions and to so certify. If the Clerk-Treasurer finds the petition to be insufficient or improper, the Clerk-Treasurer shall immediately notify the person who filed the petition. The person shall then have 15 days from such notification to file supplemental petition papers. When the Clerk-Treasurer determines the petition is sufficient and proper, the Clerk-Treasurer shall present the petition to the Council at its next regular meeting.