url=’http://legalbearsblog.com/2009/02/did-you-get-hit-with-a-frivolous-return-penalty/’; Internal Revenue Manual 8.22.2.2.12.2 (10-30-2007) Section 6702 Frivolous Return Penalties and Questionable W-4 Penalties 1. Frivolous Return Penalties and questionable W-4 penalties do not receive a notice that gives the taxpayer an opportunity to go to Appeals. Therefore, issues involving these penalties may be raised in CDP. 2. A taxpayer may challenge the assessment [...]