[1] Mildenhall Fen Tigers completed the league and cup double.
[5] [6] First round Quarter-finals Semi-finals First leg Second leg Mildenhall were declared Knockout Cup Champions, winning on aggregate 91–89 Barrie Evans won the Riders' Championship.
The final was held on 30 August at Rye House Stadium.
[8] Rye House won the Conference League Four-Team Championship final, held on 5 October 2003 at Mildenhall Stadium.
List of United Kingdom Speedway League Champions