No building or land shall hereafter be used or occupied and no building or part thereof shall be erected, moved or structurally altered except in conformity with the use and dimensional regulations of this ordinance, or amendments thereto, for the district in which it is located.

In all districts every main building hereafter erected or altered shall be located on a separate lot, as defined in this ordinance, and in no case shall there be more than one main building and permitted accessory buildings on the lot; provided that this requirement shall not apply to multi-family developments as regulated herein nor to a bona fide rural farm use. No main building and permitted accessory buildings shall occupy more than 40 percent of the lot area in R-20, R-15, R-10, R-10M, R-8, R-6, O-I, C-1, C-2 and C-3 districts or more than 60 percent in M-1 and M-2 districts.

(Ord. of 4-19-99(3), §§ 1, 2)

The minimum yards or other open spaces required by this ordinance, including those provisions regulating intensity of use, for each and every building hereafter erected or structurally altered shall not be encroached upon or considered as meeting the yard or open space requirements or the intensity of use provisions for any other building.

Regulations set forth by this ordinance shall be minimum regulations. If the district requirements set forth in this section are at variance with the requirements of any other lawfully adopted rules, regulations or ordinances, the more restrictive or higher standards shall govern.