(a) Nothing contained in this Zoning Ordinance shall prohibit the continuance of the use of any land, building or structure for the purpose for which such land, building or structure is used at the time such ordinance or ordinances take effect, but any alteration or addition to any land or any alteration, addition or replacement of or to any existing building or structure for the purpose of carrying on any use prohibited under the zoning rules and regulations applicable to the district may be prohibited; provided that, no such prohibition shall apply to alterations or additions to buildings or structures by any farm, industry or manufacturing, or to the use of land presently owned by any farm, industry or manufacturer, but not used for agricultural, industrial or manufacturing purposes, or to the use or acquisition of additional land which may be required for the protection, continuing or expansion of any agricultural, industrial or manufacturing operation or any present of future satellite agricultural, industrial or manufacturing use. If a non-conforming use has been abandoned, any future use of such land, building or structure shall be in conformity with the provisions of the ordinance regulating the use in the district in which such land, building or structure may be located; provided, however, that, abandonment of any particular agricultural, industrial or manufacturing process shall not be construed as abandonment of agricultural, industrial or manufacturing use.
(b) Nothing contained in this article shall be deemed to authorize an ordinance, rule and regulation which would prevent, outside of urban areas, the complete use and alienation of any timber and any and all minerals, including coal, oil and gas, by the owner or a licensee thereof. For the purpose of this section, URBAN AREA shall include all lands or lots within the jurisdiction of a Municipal Planning Commission, as defined in this article.
(Ord. passed 2-14-1978)