If the FCC, Congress or other governmental entity with authority over cable ever allows the Authority or other franchising authority to increase the franchise fee beyond five percent (5%) of the franchises' gross revenues as defined above, the franchise fee shall be subject to renegotiation. In the event the parties cannot agree upon a new fee, the matter shall be subject to arbitration in accordance with the procedures of the American Arbitration Association. Any resulting award shall be retroactive to the date the increased fee was authorized.