1998–99 Nationalliga A season
The season 1998/99 was the 61st regular season of the National League A. In the play-off final of the HC Lugano against the HC Ambri -Piotta Swiss champion, while Fribourg- Gottéron play- outs directly reached the league in the. The loser of the play- outs, the SCL Tigers, won the League qualification against the master of the NLB, the EHC Chur, and remained so in the NLA.
- 3.1 quarterfinals
- 3.2 Semi-finals
- 3.3 final
Mode
Were played by the ten teams of two double rounds of 18 games. After a single round followed ( nine games) and determined the best eight teams on the Swiss champion in playoff style. Quarter-finals, semi-finals and finals were played each after the mode Best of Seven.
The last two teams determined in the play- outs ( Best of Seven mode) the team that had to play for the league against the champions of the National League B.