In the 1990s the Austrian federal-state of Vorarlberg, which enjoyed close relations with the region in the past, was granted observer status in the Three Provinces' Parliament (Dreier Landtag).
1990. aastatel anti Austria liidumaale Vorarlbergile, kellel olid piirkonnaga tihedad sidemed minevikus, vaatlejastaatus Kolme Provintsi Parlamendis (Dreier Landtag).