A. 
The regulations set forth in this chapter for each district shall be minimum regulations which shall apply uniformly to each class of structure or land within the district, except as hereinafter provided.
B. 
No building shall hereafter be erected and no existing building shall be moved, altered, added to or enlarged, nor shall any land or building or portion of a building be used, designed or arranged to be used for any purpose unless in conformity with all of the regulations herein specified for the district in which it is located.
C. 
Every principal building shall be located on a lot as defined in this chapter. Except for planned development groups complying with all the regulations applying thereto as prescribed by this chapter, no more than one principal residential building and its accessory buildings shall hereafter be erected on any one lot.
The regulations applying to the use of buildings and land, the bulk and arrangement of buildings, the area of lots, the open spaces or yards to be preserved and the provisions for off-street parking are set forth in the attached Schedule of Regulations, included at the end of this chapter. Such schedule is an integral part of this chapter and may be amended in the same manner as any other part of this chapter.