Also, if the excess is retained in the plan, the 10% penalty is reportable on Form 5330. Form 5330 is not supported by TurboTax, so you'll have to prepare it by hand and mail it separately from filing your tax return. See the Form 5330 and its instructions:
<a rel="nofollow" target="_blank" href="
https://www.irs.gov/pub/irs-pdf/f5330.pdf">https://www.irs.gov/pub/irs-pdf/f5330.pdf</a>
<a rel="nofollow" target="_blank" href="
https://www.irs.gov/pub/irs-pdf/i5330.pdf">https://www.irs.gov/pub/irs-pdf/i5330.pdf</a>
