 For the 2003–04 season SSV Jahn Regensburg, SpVgg Unterhaching, Erzgebirge Aue and VfL Osnabrück were newly promoted to the 2.Bundesliga from the Regionalliga while Arminia Bielefeld, 1.FC Nürnberg and FC Energie Cottbus had been relegated to the league from the Bundesliga.