IRS Letter 12C – Individual Return Incomplete for Processing: Form 1040, Form 1040A and 1040EZ

The IRS sent Letter 12C to inform you that additional information is needed to process the return filed. This letter is frequently used to reconcile payments of the Advanced Premium Tax Credit.

Type of Notice: Return accuracy

Most common tax problem area: IRS return and account problems

Other tax problem areas: IRS bill for unpaid taxes, IRS penalties

Why you received IRS Letter 12C

  1. The IRS was unable to process your tax return because required information was incomplete or missing.
  2. You may have received this notice because you need to reconcile advance payments of the Premium Tax Credit.

Your options to address IRS Letter 12C

  1. Correct a return
  2. Clear up an account error
  3. Provide the documentation requested

Notice deadline: 20 days

If you miss the deadline: The IRS will adjust your return and this may increase the tax you owe or reduce your refund.

Want more help?

See your local tax pro for a free consultation.

Letter from the IRS?

Your local H&R Block tax pro can look into it for you.

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