Why is my IRS review taking so long?

Asked by: Aliza Gibson  |  Last update: June 26, 2026
Score: 4.2/5 (55 votes)

IRS reviews often take 45 to 180 days due to high volumes, math errors, incomplete information, or identity verification, according to the Taxpayer Advocate Service and H&R Block. Common delays stem from claiming the Earned Income Tax Credit (EITC) or Additional Child Tax Credit (ACTC), which require manual review. Other reasons include:

Why is the IRS taking so long to review my refund?

The normal turnaround time for the IRS to accept your return is 24-48 hours. However, due to the number of stockpiled returns, it may take a little bit longer as their system is overwhelmed with early filers. This also applies to why there may not be a status showing on the IRS Where's My Refund site.

How can I speed up my IRS review?

What should I do? Request an expedited refund by calling the IRS at 800-829-1040 (TTY/TDD 800-829-4059). Request a manual refund expedited to you.

How long does an IRS review take?

If the IRS is reviewing your return, it may have questions about your wages and withholding, or credits or expenses shown on your tax return. The review process could take anywhere from 45 to 180 days, depending on the number and types of issues the IRS is reviewing.

Why is my account under review in the IRS?

It usually means the IRS is reviewing something before releasing the refund--could be identity verification, credits, or just extra processing steps. Hopefully, most of these holds get resolved soon! Anyone here get an update after seeing 570?

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45 related questions found

Is it bad if my tax return is being reviewed?

Why is my return being reviewed? We select some returns to review so we can determine whether income, expenses, and credits are reported correctly. This doesn't mean you made an error or were dishonest.

How long does it take to get your refund after a review?

Processing your refund usually takes: Up to 21 days for an e-filed return. 6 weeks or more for returns sent by mail.

What triggers an IRS review?

Unreported income

The IRS receives copies of your W-2s and 1099s, and their systems automatically compare this data to the amounts you report on your tax return. A discrepancy, such as a 1099 that isn't reported on your return, could trigger further review.

How long does a CP05 review take?

We could take up to 60 days to complete this review. Please don't contact us prior to 60 days from the date of this notice since we won't be able to provide you any additional information. You can check your refund status at www.irs.gov/refunds or the IRS2Go mobile app for smart phones.

Why is the IRS taking so long in 2025?

Income tax refund delays in 2025 (for the 2024 tax year) happen due to errors, fraud protection, claiming specific credits like EITC/ACTC (held until mid-Feb by law), missing info, or general IRS review, with increased scrutiny on identity theft and income mismatches leading to longer processing times. Common culprits include wrong SSNs, math errors, incomplete forms, and discrepancies with income reported by employers.

Why does my tax return say under review?

The IRS reviews some federal tax returns to determine if income, expenses, and credits are reported accurately. The IRS selects returns for review using various methods; including random sampling, computerized screening, and comparison of information received by the IRS such as Forms W-2 and 1099.

What is the $600 rule in the IRS?

The IRS $600 rule refers to a change in reporting requirements for third-party payment apps (like Venmo, PayPal) for taxable income from goods and services, where platforms must send a Form 1099-K if you receive over $600 in a year, intended to capture gig economy/side hustle income, though delays and phased implementation have adjusted the timeline, with current rules for 2024 using a higher threshold ($5,000) before fully phasing to $600 for future years, but remember all taxable income, regardless of form, must always be reported.
 

Does IRS manually review returns?

Employees will review and either manually release the refund or confirm the error. If an error is confirmed, a notice will be sent to the taxpayer either requesting additional information or informing the taxpayer the error has been corrected through the IRS's math error authority.

How long can the IRS legally hold your refund for review?

The IRS has no maximum time limit when it comes to processing tax refunds, but after 45 days, it is required to pay interest on your refund. In most cases, you can expect the IRS to issue your tax refund within 21 days of filing your tax return.

What is the maximum time for refund processing?

Usually, it takes 4-5 weeks for the refund to be credited to the account of the taxpayer. However, if refund is not received during this duration, the taxpayer must check for intimation regarding discrepancies in ITR; check email for any notification from the IT department regarding the refund.

What is the longest wait for an IRS refund?

The IRS doesn't have a strict maximum time limit for issuing refunds, but generally processes e-filed returns with direct deposit within 21 days, while paper returns take 6 weeks or more, with longer waits for those claiming certain credits (EITC/ACTC) or if errors occur. If the IRS holds your refund for more than 45 days past the tax deadline (or filing date if late), they owe you interest, but significant delays (months) can happen for complex issues or extra reviews, sometimes requiring a mailed notice. 

What triggers a CP05 letter?

The CP05 notice is mailed to taxpayers to notify them that the IRS needs more time to verify your income, income tax withholding, tax credits and/or business income.

Why is my tax return taking so long under review?

Some tax returns need extra review for accuracy, completeness, and to protect taxpayers from fraud and identity theft. Returns that fall into this category can take longer to process. Disaster-related returns may take longer to process than tax returns not claiming disaster relief.

What is the IRS one time forgiveness?

One-time forgiveness, officially known as First-Time Penalty Abatement (FTA), is an IRS program that allows qualified taxpayers to have certain penalties removed from their tax accounts.

How long does an IRS review usually take?

See our Held or Stopped Refund page or the TAS video for more information. If the IRS is reviewing your return, the review process could take anywhere from 45 to 180 days, depending on the number and types of issues the IRS is reviewing. Follow these steps if you know you made a mistake, before the IRS contacts you.

How can you tell if the IRS is investigating you?

You know the IRS might be investigating you through official mail (first contact), phone calls (often with automated messages to IRS.gov), or in-person visits, but signs of a criminal probe include contact with IRS Criminal Investigation (CI) agents, subpoenas to you or your bank, questions to your accountant/bank, unusual account activity (freezing/refusing transactions), or agents suddenly going silent after an audit. Key indicators are official IRS letters, contact from CI special agents, third-party inquiries, and formal summonses for records, signaling serious scrutiny beyond a simple audit. 

What is the longest a refund should take?

If you file a complete and accurate paper tax return, your refund should be issued in about six to eight weeks from the date IRS receives your return. If you file your return electronically, your refund should be issued in less than three weeks, even faster when you choose direct deposit.

What are common reasons for refund delays?

What causes an IRS refund delay?

  • 6 Reasons for an IRS refund delay. ...
  • You took certain tax credits this tax year: ...
  • You have IRS debts: ...
  • The IRS flags an error: ...
  • The IRS suspects identity theft: ...
  • You need to file an old return: ...
  • You're under audit from a previous year:

How often does the IRS update refund status?

The IRS Where's My Refund tool updates once daily, usually overnight, so checking more often isn't necessary; you'll see status changes as your return moves from "Refund Received" to "Refund Approved" and then "Refund Sent," with most e-filed refunds issued within 21 days, but it can take longer if there are errors or extra review needed.