The boundaries of the aforementioned base zoning districts and overlay district are hereby established as shown on the Official Zoning Map of the City and said map and all notations, references, and other information shown thereon shall be and are hereby adopted by reference and declared to be a part of this Code. The Official Zoning Map shall be identified by the signature of the Mayor, attested by the City Administrator, under the following words: “This is to certify that this is the Official Zoning Map referred to in the Chapter 165 – Zoning Regulations of the Municipal Code of the City, adopted on the ____ day of _____, 20__.”

The Official Zoning Map shall remain on file in the office of the Zoning Administrator.

1.   Documenting Map Amendments. If, in accordance with the provisions of this chapter, changes are made in district boundaries or other matter portrayed on the Official Zoning Map, copies of such changes shall be filed with the Official Zoning Map promptly after the amendment has been approved by the Council. Regardless of the existence of purported copies of the Official Zoning Map which may from time to time be made, the Official Zoning Map referred to herein shall be the final authority as to the current zoning status of land and water areas, buildings and other structures in the City. † 8

2.   Replacing Official Zoning Map. In the event that the Official Zoning Map becomes damaged, destroyed, lost, or difficult to interpret because of use, the Council may by ordinance adopt a new Official Zoning Map which shall supersede the prior Official Zoning Map. The new Official Zoning Map may correct drafting or other errors or omissions in the prior Official Zoning Map, but no such correction shall have the effect of amending the original Zoning Code or any subsequent amendment thereto. The new Official Zoning Map shall be identified by the signature of the Mayor, attested by the City Clerk, under the following words: "This is to certify that this Official Zoning Map supersedes and replaces the Official Zoning Map adopted on the ____ day of ___, as part of the City's Zoning Code."

3.   Interpretation of Official Zoning Map. Where there is uncertainty as to the boundaries of various districts as shown on the Official Zoning Map, the following rules shall apply.

   A.   Boundaries indicated as approximately following the centerlines of streets, alleys, or railroad lines shall be construed to follow such centerlines.

   B.   Boundaries indicated as approximately following platted lot lines or section lines shall be construed to follow such lot lines or section lines.

   C.   Boundaries indicated as approximately following corporate limits shall be construed to follow such corporate limits.

   D.   Boundaries indicated as approximately following shorelines, or the centerlines of streams, creeks, or rivers shall be construed to follow such shorelines or centerlines.

   E.   Boundaries indicated as parallel to or as extensions of features indicated above shall be so construed. The scale of the Map shall determine distances not specifically indicated on the Official Zoning Map.

   F.   Where physical features existing on the ground are at variance with those shown on the Official Zoning Map, or where no other indication of the district boundary is made and no dimensions are shown, the Zoning Administrator shall interpret the district boundaries though the use of the scale appearing on the maps.