No corporation shall conduct any thoroughbred horse race meet except at the location or locations designated in the license awarded by the Commission, which shall be the location or locations designated in its certificate of incorporation, provided, however, that this restriction shall not apply to any corporation whose plant or the usefulness thereof or of any material part thereof, shall, for any reason beyond the control of such corporation, be totally destroyed or so substantially damaged as to render it unfit for continued operation in which case, the Commission may, in its discretion, permit the corporation to conduct its meets at any other suitable location, pending the rebuilding or restoration of the plant so destroyed or damaged.
58 Pa. Code § 165.12