Every decision of the Board of Appeals shall be recorded in accordance with standard forms adopted by the Board, shall fully set forth the circumstances of the case and shall contain a full record of the findings on which the decision is based. Every decision of said Board shall be by resolution, and each such resolution shall be filed in the office of the Town Clerk by case number, under one of the following headings: interpretation; variances; or temporary certificates of occupancy, together with all documents pertaining thereto. Regarding its decision in each case, the Board of Appeals shall notify the Town of Cornwall Building Inspector, Town Board, Town Planning Board and any designated official of any affected municipality or agency given notice of hearing.