2009–10 National League B season

The season started with 11 teams, but the Young-Sprinters had to withdraw after 15 games due to financial difficulties.

[2] In Round 38, Dominic Forget made a historic moment when he scored five seconds after the game started, a new league record.

[3] EHC Visp won the regular season championship with a one-point edge over second-place EHC Olten.

The winner of the playoffs was Lausanne HC, the third-ranked team of the regular season.

Since 2007, the four top-ranked clubs have been allowed to choose an opponent from places 5-8 in the table for the quarter-finals.