The IRS does not call you first — you call them

The IRS initiates contact by mail, not by phone. If someone calls claiming to be from the IRS, it is almost certainly a scam. The IRS has a specific process for reaching taxpayers, and it always starts with a letter sent to your address on file.

When the IRS needs to reach you about a tax matter, they send a notice first. That notice explains what they need and how to contact them. The phone number in that letter is real. Any unsolicited call claiming to be from the IRS — even if the caller has your Social Security number or tax information — is a fraud attempt.

Key Takeaways

  • The IRS initiates contact through the mail, never through an unsolicited phone call.
  • If you receive a call from someone claiming to be the IRS, it is a scam, regardless of what information they claim to have.
  • The legitimate IRS phone number is 1-800-829-1040, but you should only call this number if you received an IRS letter first.
  • Scammers often threaten arrest, wage garnishment, or license revocation to pressure you into paying immediately.
  • If you think the IRS needs to contact you, check your mail or log into your IRS account online rather than responding to a call.

How the IRS actually contacts taxpayers

The IRS sends a letter to the address they have on file for you. This letter explains the reason for contact — whether it is a question about your return, a balance owed, a refund status, or a change to your account. The letter includes a phone number you can call if you have questions, and it tells you the deadline for responding.

You should never call a number provided by someone who called you first. If you think an IRS letter may have arrived, check your mail or log into your account at IRS.gov. If you genuinely owe taxes or have a tax issue, you can call the IRS main line at 1-800-829-1040 during business hours. That number is for people who have already received a letter and want to follow up.

Red flags that a call is a scam

Scammers posing as the IRS use high-pressure tactics because they need you to act without thinking. Common warning signs include threats of arrest, immediate wage garnishment, driver's license suspension, or deportation. The real IRS does not threaten these things in a phone call.

Scammers also demand payment by wire transfer, gift card, or prepaid debit card — methods that cannot be reversed. The IRS does not demand payment over the phone. If you owe taxes, the IRS sends a bill and gives you time to pay through normal channels: check, electronic bank transfer, or credit card through their official payment system.

Another common tactic is spoofing — making the caller ID show a real IRS number or a number that looks official. The caller may have some of your personal information, which makes the call seem legitimate. Do not be fooled. Hang up and call the IRS directly at 1-800-829-1040 if you want to verify the call.

What to do if you receive a scam call

Hang up immediately. Do not stay on the line, do not give any information, and do not press any buttons the caller asks you to press. If the caller threatens you or becomes aggressive, end the call.

Report the call to the Treasury Inspector General for Tax Administration (TIGTA) at 1-800-366-4484 or online at tigta.gov. You can also report it to the Federal Trade Commission at reportfraud.ftc.gov. These agencies track scam patterns and use the reports to shut down fraud operations.

If you are worried that the IRS actually does need to contact you, check your mail for a real letter or log into your IRS account at IRS.gov. You can also call 1-800-829-1040 yourself to ask if there is an open issue with your account. This is the safe way to find out.

How to verify an IRS letter is real

Real IRS letters come in the mail with an official IRS letterhead and your name and address. The letter will have a specific notice number (like CP2000 or CP2501) and will explain exactly what the IRS needs from you. It will include a phone number to call if you have questions — this number is safe to call because you initiated the contact.

Scammers sometimes send fake letters too, so check for these details: a real IRS letter has a specific notice number, a clear explanation of the issue, and a deadline for response. It does not demand immediate payment or threaten arrest. If you are unsure whether a letter is real, call 1-800-829-1040 and read them the notice number. They can tell you whether the letter is legitimate.

Protecting yourself going forward

Never give your Social Security number, bank account information, or credit card details to anyone who calls you claiming to be from the IRS. The IRS already has your Social Security number — they do not need you to provide it over the phone.

If you have a tax issue, you control the conversation by calling the IRS yourself at 1-800-829-1040. This way you know you are talking to a real person. Keep any IRS letters you receive and refer to them when you call. Having the notice number in front of you makes the conversation faster and more efficient.

Frequently Asked Questions

Can the IRS call me about a tax refund?

No. The IRS does not call about refunds. They mail a check or deposit the refund directly to your bank account. If someone calls claiming the IRS has a refund for you but needs information first, it is a scam.

What if I owe back taxes — will the IRS call me?

The IRS sends a bill in the mail first. They do not call to demand payment. If you receive a bill and want to discuss payment options, you can call them at 1-800-829-1040. Never call a number provided by an unsolicited caller.

Is 1-800-829-1040 the only real IRS number?

It is the main IRS customer service line and the safest number to call. Other IRS numbers exist for specific purposes (like the Taxpayer Advocate Service), but you should only use them if you found the number on an official IRS letter or the IRS.gov website, not from a caller.

What happens if I accidentally gave a scammer my information?

Contact your bank and credit card companies immediately to report the fraud. Place a fraud alert with the credit bureaus (Equifax, Experian, TransUnion) and consider freezing your credit. Report the scam to TIGTA at 1-800-366-4484 and the FTC at reportfraud.ftc.gov. Monitor your accounts for unauthorized activity.

How do I know if the IRS actually needs to contact me?

Check your mail for an official IRS letter or log into your account at IRS.gov using your Social Security number and filing information. You can also call 1-800-829-1040 and ask if there is an open issue with your account. These are the only safe ways to find out.