It turns out that your chances of fighting the IRS in court -- and winning -- are actually better than getting hit by lightning (1 in 6,250), dying after a shark attack (9 in 152) or even having twins (3 in 100).
The National Taxpayer Advocate's office found that taxpayers won some portion or all of their cases roughly 14% of the time.
Source:
http://www.walletpop.com/blog/2010/01/20/taxpayers-take-the-irs-to-court-and-actually-win/
