The competition began on the week-end 17–18 August 1991 with the games of the first round and ended on Whit Monday 8 June 1992 with the final held at the former
Wankdorf Stadium in
Bern. The 24 clubs from the
Nationalliga B were granted byes for the first round. The 12 clubs from the
Nationalliga A were granted byes for the first two rounds. The winners of the cup qualified themselves for the first round of the
Cup Winners' Cup in the next season. The draw was respecting regionalities, when possible, and the lower classed team was granted home advantage. In the entire competition, the matches were played in a single knockout format. In the event of a draw after 90 minutes, the match went into extra time. In the event of a draw at the end of extra time, a
penalty shoot-out was to decide which team qualified for the next round. No replays were foreseen, except in the case that the final ended level after extra time. ==Round 1==