"Violations of a country's supply law are always offenses or even crimes and should be prosecuted by cantons by default," Spurndley said.
According to the newspaper, in case of deliberate violation of the orders, the Swiss face a prison term, in other cases - a fine.
Earlier, the press secretary of President Putin Dmitry Peskov said that anti-Russian measures led to the energy crisis.
Alexander Frolov, Deputy General Director of the National Energy Institute, commented on the situation with gas in Europe in an interview with the Economics Today FBA.