Romansh language registry in Romansh. The Swiss National Bank first planned to include Romansh on its bills in 1956, when a new series was introduced. Due to disputes within the Lia Rumantscha over whether the bills were to feature the Sursilvan version ""Banca nazionala svizra"" or the Vallader version ""Banca naziunala svizzra"", the bills eventually featured the Italian version twice, alongside French and German. When new bills were again introduced in 1976/77, a Romansh version was added by finding a compromise between the two largest varieties Sursilvan and Vallader, which read ""Banca naziunala svizra"". The numbers on the bills were printed in
Romansh language speakers, but the regional varieties could continue to be used when addressing a single region or municipality. In schools, Rumantsch Grischun was not to replace the regional dialects but only be taught passively. The compromise was largely accepted by both sides. A further recommendation in 1999, known as the "Haltinger concept", also proposed that the regional varieties should remain the basis of the Romansh schools, with Rumantsch Grischun being introduced in middle school and secondary school. The government of Grisons then took steps to strengthen the role of Rumantsch Grischun as an official language. Since the cantonal constitution explicitly named