The three banks involved - two in Zurich and one in Ticino, a southern canton - did not say how much money was in the accounts.
The pass lies on the most important route between the southern canton of Ticino and central Switzerland as well as most of the northern part of the country.
In the southern Canton of Ticino, most people speak Italian.
It crashed at around 9.15 pm CET while travelling on the A9 motorway near Sierre, in the southern canton of Valais.
Its eastern terminus is also at a diamond interchange, this time with Interstate 77 at its Exit 101 in far southern Canton.
Until 1 January 2012, it was held by Micheline Calmy-Rey, a Social Democrat from the southern canton of Valais.
Rabadan is a carnival festival that takes place in the town of Bellinzona, capital of southern canton of Ticino in Switzerland.
Only the Italian-speaking southern canton of Ticino, and one other of the country's 26 cantons, voted against the agreements.
Most of these came from the southern canton of Ticino.
Bernese Oberland - the higher areas of southern Canton of Berne.