Zoning regulations and districts as herein set forth are approved and established. The City of Monahans is hereby divided into districts, of which there shall be eight (8) [sic] known as follows:

R-1 District–Single-family

R-2 District–Two-family

R-3 District–Multi-family

R-4 District–Limited business

R-5 District–Planned development, residential

C-1 District–Local retail

C-2 District–General retail

C-3 District–Commercial

M-1 District–Light manufacturing

M-2 District–Heavy manufacturing

The boundaries of such districts are hereby determined to be as they are shown upon the zoning map which accompanied Ordinance Number 486 and is on file in the office of the city secretary and which is hereby declared a part hereof. All notations, references and other information shown on such zoning map shall be as much a part of this article as if the matters and information set forth by said map were fully described herein. Except as hereinafter provided, no building shall be erected, repaired, reconstructed or structurally altered nor shall any building or land be used for any purpose other than is permitted in the district in which such building or land is located; no building shall be erected, repaired, reconstructed or structurally altered to exceed the height or bulk limit herein established for the district in which such building is located; no lot area shall be so reduced or diminished that the yards or other open spaces shall be smaller than prescribed by this article nor shall the yard or open spaces provided about any building for the purpose of complying with the provisions of these regulations be considered as providing a yard or open space for any other building and every building hereafter erected shall be located on a lot as herein defined and in no case shall there be more than one building on one lot except as hereinafter provided.