The Zoning Board of Appeals shall have the authority to evaluate and determine whether the character or magnitude of any home occupation is such that it may be classified or continued to be classified as a home occupation. The Zoning Inspector shall in no case have the authority to grant a permit for any home occupation other than as defined in this Zoning Code. All applications or requests for home occupations which are not defined or are borderline cases shall be considered and the classification determined by the Zoning Board of Appeals after a public notice and hearing. In addition to the above, home occupations which the Zoning Inspector determines should be considered as possible heavy home occupations must meet the conditions listed under Section 1171.04.