2019–20 NL season

The 2019–20 National League season was the 82nd season of Swiss professional ice hockey and the third season as the National League (NL). ZSC Lions won the regular season, defeating EV Zug in the final round of matches. SC Bern were the defending champions and three-time defending regular season winners, however for the second consecutive year the defending champion failed to make the playoffs. Due to the 2018–19 league qualification series not being contested, the participating teams remained the same as the previous season.

2019–20 NL season

The 2019–20 National League season was the 82nd season of Swiss professional ice hockey and the third season as the National League (NL). ZSC Lions won the regular season, defeating EV Zug in the final round of matches. SC Bern were the defending champions and three-time defending regular season winners, however for the second consecutive year the defending champion failed to make the playoffs. Due to the 2018–19 league qualification series not being contested, the participating teams remained the same as the previous season.