If you want to try it, use IRS Form 211. P.S. Rumor has it that turning someone in to the IRS can result in the informant being investigated. Not at all. Some of these con artists are very convincing. Constitutional arguments against the tax laws are routinely struck down by U.S. federal courts.
Typical scams involve multiple family trusts, limited partnerships and offshore banks.
While these schemes can confuse and slow down the IRS, they are bogus, period. Essential tools and insider tips for facing the auditor like a tax pro. If the IRS is auditing you, or you can't afford your tax bill, turn to this book. A hands-on guide to battling the IRS and coaxing favorable decisions from agency personnel. If the IRS is auditing you, or you can't afford your tax bill, turn to this book.