In UK.
http://news.bbc.co.uk/2/hi/uk_news/politics/8699522.stm
http://www.guardian.co.uk/politics/wintour-and-watt/2010/may/24/chris-mullin-ministerial-cars
http://news.bbc.co.uk/2/hi/uk_news/politics/8699522.stm
Public servants will be stopped from travelling first class and ministers from having a dedicated car and driver - instead they will be expected to walk, use public transport or pooled cars.
http://www.guardian.co.uk/politics/wintour-and-watt/2010/may/24/chris-mullin-ministerial-cars
no minister should have a "dedicated car or driver" other than in exceptional circumstances