According to the latest IRS Data Book covering the government’s fiscal year ending September 30, 2010, the overall audit rate on individuals increased slightly to 1.1%; it had been 1% in the 2009 fiscal year. However, for wealthy individuals-those with income of $1 million or more, the audit rate rose to 8.4%, from 6.4% in fiscal year 2009.
The audit rate for sole proprietors also rose slightly. The following is based on gross receipts reported on Schedule C:
Source: 2009 and 2010 IRS Data Books
Deferred compensation plan set up by a state or local government, or tax-exempt organization, which allows tax-free deferrals of salary.