In a practical sense the IRS typically has three years from the date an income tax return is filed in which to commence an audit. Failing to do so triggers the statute of limitations.

Congressional action has overruled the U.S. Supreme Court. In some instances the IRS may take up to SIX years. There are instances where there is NO statute of limitations.

Here’s a summary of circumstances in which the IRS may (and or how long) poke around in your financial life.