IRS Letter 4550C – Additional Information Requested

The IRS needs additional information on your underreported business income case.

Type of Notice: Return accuracy

Most common tax problem area: Business audits

Why you received IRS Letter 455OC

  1. You received a Letter 2030 or 2531 from the IRS that said that your business income may be underreported.
  2. The IRS sent Letter 4550C to request or provide additional information.

Your options to address IRS Letter 4550C

  1. Provide the information requested

Notice deadline: Usually 45 days

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.

Schedule a Free Consultation

Or call 855-536-6504

Related Information

How to Handle an IRS Business Tax Audit

Learn what the IRS is looking for during a business tax audit, the steps you should take to prepare for an IRS audit, and when it's best to get expert help.

How to Address IRS Business Tax Penalties

Understand the most common types of IRS business tax penalties for filing and paying late, and your possible options for requesting IRS penalty relief.

What To Do If You Can’t Pay Your Business Taxes

Learn how to request an IRS payment option, like an extension to pay or an IRS installment agreement, when your business owes taxes and can't pay.

Power of Attorney: It’s How Your Tax Pro Deals with the IRS For You

Learn the three main benefits of engaging a power of attorney to research your IRS account and resolve your tax problems. Get the facts from the experts at H&R Block.