The league operated in five regional divisions, Berlin, North, South, Southwest and West.
The two promotion spots went to the Regionalliga Berlin champions Hertha BSC Berlin and Regionalliga Süd runners-up Kickers Offenbach.
The 1967–68 season saw five new clubs in the league, Fortuna Köln, VfB Bottrop and Lüner SV, all three promoted from the Amateurliga, while Rot-Weiß Essen and Fortuna Düsseldorf had been relegated from the Bundesliga to the league.
The 1967–68 season saw three new clubs in the league, SC Friedrichsthal, SC Ludwigshafen and SSV Mülheim, all three promoted from the Amateurliga, while no club had been relegated from the Bundesliga to the league.
The 1967–68 season saw three new clubs in the league, Jahn Regensburg, SV Wiesbaden and TSG Backnang, all three promoted from the Amateurliga, while no club had been relegated from the Bundesliga to the league.