[R.O. 1997 § 405.290; Ord. No. 967 Art. X, 5-18-1965]
Any regulations or provisions of this Chapter may be changed and amended from time to time by the City Council; provided, however, that such changes or amendments shall not become effective until after a study and report by the Planning and Zoning Commission and until after a public hearing has been held, public notice of which shall have been given in a newspaper of general circulation at least fifteen (15) days prior to such hearing.