Romansh language the most comprehensive collection of Romansh words, which can also be used in the idioms with the necessary phonetic shifts. The signatories of "Pro Rumantsch" stress that Romansh needs both the idioms and Rumantsch Grischun if it is to improve its chances in today's communication society. In Switzerland, official language use is governed by the "territorial principle": Cantonal law determines which of the four national languages enjoys official status in which part of the territory. Only the federal administration is officially quadrilingual. Romansh is an official language at the federal level, one of the three official languages of the Canton
Romansh language means that any citizen of the canton may request service and official documents such as ballots in their language of choice, that all three languages may be used in court, and that a member of the cantonal parliament is free to use any of the three languages. Since 1991, all official texts of the cantonal parliament must be translated into Romansh and offices of the cantonal government must include signage in all three languages. In practice, the role of Romansh within the cantonal administration is limited and often symbolic and the working language is mainly German. This is usually justified