(1) The public may propose amendments to the Charter by filing an initiative petition on the proposed amendment in accordance with the procedures of CCC 37.01.020.

(2) Following the filing as provided for in subsection (1) of this section, the proposed amendment shall be considered as a petition for registration for the purpose, and only for the purpose of, complying with the procedures of CCC 37.01.020 through 37.01.060.

(3) Upon registration, the sponsors of an amendment shall have 120 days to file petitions with the Auditor, such petitions bearing the signatures of legal voters in the County equal in number to but not less than twenty (20) percent of the number of voters in the County who voted at the last gubernatorial election. The gathering of signatures shall comply with the requirements of CCC 37.01.070 through 37.01.090 and 37.01.180.

(4) The Auditor shall verify the sufficiency of the number of signatures on the filed petitions, and if sufficient signatures have been filed to validate the petitions, the Auditor shall submit the proposed amendment to the voters at the next State-wide general election occurring at least ninety (90) days after validation of the amendment.