Proposed changes in these Regulations shall be subject to review and approval by the Planning Commission prior to consideration by Council. The Council may, after public hearing, amend, supplement, or change these Regulations. Notice shall be given of the time and place of such public hearing by publication in at least one (1) newspaper of general circulation published in the local area, thirty (30) days prior to holding of said hearing. The amendment or amendments shall be on file in the office of the Clerk of Council for public examination during said thirty (30) days.