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
Shifting income to a later year, such as where you defer taxable interest to the following year by purchasing a T-bill or savings certificate maturing after the end of the current year. Investments in qualified retirement plans provide tax deferral.