What Happens When You Don't File a Tax Return?

What Happens When You Don't File a Tax Return?. Part of the series: Tax Help. When a person doesn't file their tax return, the IRS will not pursue criminal prosecution if the individual voluntarily files, or makes arrangements to file, before they are informed of criminal prosecution. Learn about penalties of interest that are calculated on the amount of taxes that are due with information from an independent CPA in this free video on filing tax returns. Read more: http://www.ehow.com/video_4790481_happens-don_t-file-tax-return_.html