Certain arguments made by taxpayers in the past have been determined to have no validity in the law and, thus, are deemed to be “frivolous.” As such those who continue to advance them can be subject to a penalty of $5,000. There is an IRS list of 46 frivolous arguments. New to the list are the following:
A retirement account to which up to $4,000 (or $5,000 if you are 50 or over) may be contributed for 2007, but deductions for the contribution are restricted if you are covered by a company retirement plan. Earnings accumulate tax free.