It said a resolution to the conflict requires a "sincere and practical engagement" between the two parties, clearly referring to Russia and Ukraine.
Swiss foreign minister Ignazio Cassis said Russia would be asked to join the peace plan discussions at some point in time but to bring Russia on the table would require mediation by some countries.
Switzerland are unlikely to face the same hostility when they face already-eliminated Costa Rica in Group E of the World Cup on Wednesday.
Noting that tax evasion is not a criminal offence in Switzerland, a senior Swiss official has acknowledged differences with India on what can be made public about Indians having unaccounted money parked in Swiss banks.