France obtained the names of 3,000 suspected tax cheats through the French subsidiaries of three Swiss banks, including Credit Suisse.
Nervous Americans scattered across the world are hurrying to tax advisers and lawyers ahead of the IRS' offshore amnesty deadline, according to reports.
The British Virgin Islands Financial Services Commission (FSC) has warned members of the public to exercise caution in doing any business with three companies.
Australia and New Zealand Banking Group (ANZ) has been fined $5,750,000 by the US Office of Foreign Assets Control (OFAC) to settle allegations it violated the OFAC sanctions regime.
The UK has signed a double taxation agreement (DTA) with Switzerland, enabling both countries to exchange information, designed to prevent tax evasion.
Switzerland has stolen the United States' crown as the world's most competitive economy, a World Economic Forum report concludes.
Offshore investors who were wrongly advised and have "accidentally" avoided paying tax will not be hit by fines as part of a Government crackdown.
Finance ministers of the G20 countries have given tax havens until March 2010 to tackle tax evasion, or face harsh sanctions.
Over three quarters of small and medium sized businesses in the UK warn tax hikes for high earners will force entrepreneurs to set up shop overseas, a survey suggest.
Here we list who has moved where in another busy week in the offshore sector.