The following rules shall apply to the aforesaid zoning districts, and to the zoning of annexed areas:
A. Interpretation of District Boundaries. Where uncertainty exists with respect to the previous location of any of the aforesaid districts shown on the City of Paris Official Zoning Map, the following rules shall apply:
1. Boundaries shown as following or approximately following streets, highways, or alleys shall be construed to follow the center lines of such streets, highways, or alleys.
2. Boundaries shown as following or approximately following platted lines or other property lines, shall be construed to be said boundary lines.
3. Boundaries shown as following or approximately following railroad lines shall be construed to be the midway between the main tracks of such railroad line.
4. Boundaries shown as following or approximately following the center lines of streams, rivers, or other continuously flowing water courses shall be construed as following the channel center line of such water courses taken at a mean low water.
5. Boundaries shown as following or closely following the limits of the City of Paris shall be construed as following such limits.
6. Where the application of the aforesaid rules leaves a reasonable doubt as to the boundaries between two districts, the regulations of the more restrictive district shall govern the entire parcel in question unless otherwise determined by the Board of Zoning Appeals.
B. Zoning of Annexed Areas. Any area annexed to the City of Paris, shall, immediately upon such annexation, be classified in the most restrictive residential district until a zoning district for said area has been adopted by the City Commission. The Planning Commission shall recommend appropriate zoning for such area within three (3) months after the matter has been referred to the City Commission.