Cantons of Switzerland the canton of Schwyz. Six of the 26 cantons are traditionally, but no longer officially, called "half-cantons" (, , , ). In two instances (Basel and Appenzell) this was a consequence of a historic division, whilst in the case of Unterwalden a historic mutual association, resulting in three pairs of half-cantons. The other 20 cantons were — and in some instances still are — though only in a context where it is needed to distinguish them from any half-cantons, typically termed "full" cantons in English. The historic half-cantons, and their pairings, are still recognizable in the first article of the
Law of Switzerland 2010 announced its intention to revert to the earlier system, and all large parties expressed at least partial support. Law of Switzerland Swiss law is a set of rules which constitutes the law in Switzerland. There is a hierarchy of political levels which reflects the legal and constitutional character of Switzerland. The Federal law (, , ) consist of the following parts: According to the current Federal Constitution (SR 101 Art. 1, 3) and the principle of subsidiarity (Switzerland) (SR 101 Art. 5a) and the "Title 3 Confederation, Cantons and Communes" (SR 101), the Cantons of Switzerland ""are sovereign except