04/20/2010 05:12 am ET | Updated May 25, 2011

Austin Pilot Suicide Note: Joe Stack Motivated By Tax Law In IRS Attack

In his suicide note, the computer software engineer who flew a small plane into a building with Internal Revenue Service offices in Texas on Thursday cited a 1986 tax law as a major motivation for his action.

The law, known as Section 1706 of the 1986 Tax Reform Act, made it extremely difficult for information technology professionals to work as self-employed individuals, forcing most to become company employees.

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