The planning and zoning commission.
Notice of public hearings before the planning and zoning commission shall be given by publication in a paper of general circulation in the city, and such hearings shall not occur sooner than ten (10) days from the date of publication. If the proposed change involves an amendment to the classification or boundary of a zoning district, then written notice of all public hearings before the planning and zoning commission shall be sent to the owners of real property lying within two hundred (200) feet of the property that is subject to the proposed change, and such notice shall be given, not less than ten (10) days before the date set for the hearing, to each owner as indicated by the most recently approved municipal tax roll. Such notice may be served by depositing same, properly addressed and postage paid in the United States mail.