You may have to pay a penalty of $5,000 if you file a frivolous tax return or other frivolous submissions. If you jointly file a frivolous tax return with your spouse, both you and your spouse each may have to pay a penalty of $5,000. A frivolous tax return is one that does not include enough information to figure the correct tax or that contains information clearly showing that the tax you reported is substantially incorrect.

You will have to pay the penalty if you filed this kind of return or submission based on a frivolous position or a desire to delay or interfere with the administration of federal tax laws. This includes altering or striking out the preprinted language above the space provided for your signature.

This penalty is added to any other penalty provided by law.

Frivolous Tax Return penalty