Mostly , they have chosen to rent apartments or hotel suites in Bern ( at their own expense ) ; the only contemporary exception being Moritz Leuenberger , who daily commutes by train from ZÃ 1\/4 rich to Bern . However , they are entitled to use the Federal Council 's country estate , Lohn , for holidays ; this estate is also used to host official guests of the Swiss Confederation . Mostly , they have chosen to rent apartments or hotel suites in Bern ( at their own expense ) , However , they are entitled to use the Federal Council 's country estate , Lohn , for holidays ; this estate is also used to host official guests of the Swiss Confederation .