Internal Revenue Service given the right to serve a summons on HSBC USA.

DOJ announces it's expanded its focus to include undisclosed foreign bank accounts with HSBC.

Pressure to intensify going forward as the government obtains more information from banks and often from other taxpayers.

Charged of willfully filing a false tax return and failure to disclose an interest bearing offshore account.

Credit Suisse International Bankers have recently been indicted on charges of illegal cross-border banking.