Romansh language of Grisons, and is a working language in various districts and numerous municipalities within the canton. The first Swiss constitution of 1848, as well as the subsequent revision of 1872, make no mention of Romansh, which at the time was not a working language of the Canton of Grisons either. The federal government did finance a translation of the constitution into the two Romansh varieties Sursilvan and Vallader in 1872, noting however that these did not carry the force of law. Romansh became a national language of Switzerland in 1938, following a referendum. However, a distinction was introduced between "national
Romansh language and that any municipality is free to change its official language. In 2003, Romansh was the sole official language in 56 municipalities of Grisons, and 19 were bilingual in their administrative business. In practice, even those municipalities which only recognize Romansh as an official working language, readily offer services in German as well. Additionally, since the working language of the canton is mainly German and many official publications of the canton are available only in German, it is virtually impossible for a municipal administration to operate only in Romansh. Within the Romansh-speaking areas, three different types of educational models can