The Building Inspector, as zoning agent, or a duly appointed zoning enforcement officer, appointed in accordance with MGL c. 40A, § 7, shall be charged with the enforcement of these Zoning Bylaws. The Zoning Enforcement Officer shall, upon reasonable request, determine whether any proposed or existing use is permitted under these Zoning Bylaws. Any person aggrieved by that determination may appeal to the Board of Appeals in accordance with Article XI.