Condominiums shall be subject to all provisions of this chapter. The exterior boundaries of any parcel of land included in any condominium form of ownership shall be deemed the lot lines for purposes of the provisions herein provided. Exterior boundaries shall be the lines where the condominium parcel abuts any public property, or any private property owned by others, including other condominium parcels. The interior lines of demarcation or other descriptions of any condominium units, common elements and limited common elements shall not be deemed lot lines. The total use of the entire parcel of land included in a condominium form of ownership, including subsequent expansions thereof, shall comply with the regulations for permitted and conditional uses provided in the respective zoning district or districts where such condominium is located. In applying the provisions of this chapter, the entire parcel of land included in the condominium form of ownership shall be treated as owned by one entity in its entirety. No requirements, restrictions or conditions shall apply to or be imposed on a physically identical development under a different form of ownership or on all other property of similar character not subjected to a condominium form of ownership.

No lot in the R-1, R-2 or R-3 Districts shall have more than one principal building thereon.

In determining where the lot line is along a street without a survey, measurements shall be made from the street center line a distance as applicable in the diagrams incorporated herein by reference.