Tax evasion in the United States unlawful gains as income when filing annual tax returns (see e.g., "James v. United States") although such income is typically not reported. Suspected lawbreakers, most famously Al Capone, have been successfully prosecuted for tax evasion when there was insufficient evidence to try them for their non-tax related crimes. Reporting illegal income as earned legitimately may be illegal money laundering. In the United States, the IRS estimate of the 2001 tax gap was $345 billion. For 2006, the tax gap is estimated to be $450 billion. A more recent study estimates the 2008 tax gap in the range of $450 to
Tax evasion many less developed countries. Tax evasion is a crime in almost all developed countries, and the guilty party is liable to fines and/or imprisonment. In Switzerland, many acts that would amount to criminal tax evasion in other countries are treated as civil matters. Dishonestly misreporting income in a tax return is not necessarily considered a crime. Such matters are handled in the Swiss tax courts, not the criminal courts. In Switzerland, however, some tax misconduct (such as the deliberate falsification of records) is criminal. Moreover, civil tax transgressions may give rise to penalties. It is often considered that the extent