A property owner(s) or his agent(s) may initiate a request for a variance by filing an application with the authorized official. Such application shall be accompanied by a legal description of the property, a map showing the property and all properties within a radius of 200 feet of the exterior boundaries thereof, plans and elevations necessary to show the proposed variance, other drawings or information necessary to show an understanding of the proposed variance and its relationship to surrounding properties and a filing fee, no part of which is returnable.