This article needs to be revised: Missing information (top scorer classification, cross table, etc.) Please help to improve it and then remove this marking.
The 1970 season was the 4th regular season of the second highest division in Swiss small-field handball .
This season, 14 teams are playing in two groups in the " everyone against everyone " mode with a home or away game. The winners of the two groups play in the final for the National League B championship and promotion to National League A in 1971 . If a team that is the second team of a club becomes champions, there is also a promotion game, in which the second of the group inherits the place. In the event of a tie, the better goal difference decides.