The 1955/56 season was the ninth regular hosting of the National League B , the second highest Swiss league in ice hockey . The second division champion EHC Basel qualified for the NLA relegation , in which he was able to prevail and achieved promotion.
The league was divided into three groups. The respective group winners qualified for the final round. The first place in the final round was second division champion and qualified for the NLA relegation. Each team received two points for a win and one point for a tie. If you lost, you didn't get any points.