A project by
| Title | Date | Legal form | Policy area | Voting result | Yes share | Turnout | Details |
|---|---|---|---|---|---|---|---|
| Self-determination initiative | 25.11.2018 | Popular initiative | State organisation, Foreign policy |
Rejected | 33.73% | 48.41% | Details |
| Neue Bundesverfassung | 18.04.1999 | Mandatory referendum | State organisation | Accepted | 59.16% | 35.90% | Details |
| Initiative für eine Totalrevision der Bundesverfassung | 08.09.1935 | Popular initiative | State organisation | Rejected | 27.71% | 60.90% | Details |
| Federal Constitution (total revision) | 19.04.1874 | Mandatory referendum | State organisation | Accepted | 63.21% | % | Details |
| Federal Constitution (total revision) | 12.05.1872 | Mandatory referendum | State organisation | Rejected | 49.49% | % | Details |
| Federal Constitution of the Swiss Confederation | 12.09.1848 | Mandatory referendum | State organisation | Accepted | 72.83% | % | Details |