The IRS has different mailing addresses depending on what you're paying for

The address where you send an IRS payment depends on whether you're paying income tax, payroll tax, excise tax, or something else, and whether you're paying by check or money order. The IRS publishes a specific mailing address for each type of payment on Form 1040 instructions and on IRS.gov. Using the wrong address delays processing and can create confusion about whether your payment arrived.

The most common mistake is sending a payment to the IRS office nearest you geographically. The IRS does not process payments at local offices. All payments go to a centralized lockbox — a secure processing facility run by a bank contractor — based on the type of tax and the state where you live.

Key Takeaways

  • Income tax payments by check or money order go to a lockbox address that depends on your state, not your local IRS office.
  • The correct mailing address for your state appears in the Form 1040 instructions or on IRS.gov under "Where to File".
  • Payroll tax, excise tax, and other tax types have separate lockbox addresses you must use instead of the income tax address.
  • Paying by electronic transfer through IRS Direct Pay, EFTPS, or your tax software is faster and eliminates the risk of sending to the wrong address.
  • If you mail a check, allow at least two weeks for processing and do not include the payment with your tax return.

Income tax payments by state

For federal income tax paid by check or money order, the IRS maintains a list of lockbox addresses organized by state. You can find the address for your state in two places: the instructions that come with Form 1040 (the main individual income tax form), or on IRS.gov under "Where to File — By State".

The addresses change occasionally, so do not use an address from a previous year's return. Always check the current Form 1040 instructions or IRS.gov before mailing. The address you need is labeled "If you're filing Form 1040 and paying by check or money order" — not the address for filing your return itself.

Each state has one lockbox address. For example, if you live in California, all California income tax payments go to the same lockbox regardless of which county you live in or which IRS office serves your area.

Payroll tax, excise tax, and other payment types

If you're paying payroll tax (Social Security and Medicare withholding), federal unemployment tax, or excise tax, do not use the income tax lockbox address. These payments have their own mailing addresses, which are also listed on IRS.gov under "Where to File".

Payroll tax payments are typically made through the Electronic Federal Tax Deposit System (EFTPS) or through a payroll service, not by mail. If you must pay by check, the address differs from income tax and is labeled for Form 941 (quarterly payroll tax) or Form 940 (annual unemployment tax).

Excise tax, employment tax, and other specialized tax types each have designated lockbox addresses. Using the wrong address can delay credit to your account and trigger notices about late payment.

Electronic payment methods (faster and more reliable)

The IRS offers three electronic payment methods that eliminate the need to mail a check and reduce the risk of sending to the wrong address: IRS Direct Pay, the Electronic Federal Tax Deposit System (EFTPS), and payment through tax preparation software.

IRS Direct Pay is free and allows you to pay directly from your bank account. You enter your Social Security number or employer identification number, the tax type, the tax year, and the amount. The IRS confirms the payment immediately and gives you a confirmation number. You can schedule a payment for a future date if you need to.

EFTPS is required for businesses that owe more than a certain amount in payroll or excise tax. It is also free and allows you to schedule payments in advance. You enroll once, then log in to schedule payments whenever you need to.

Tax software and tax professionals can submit payments on your behalf as part of filing your return. The payment is processed electronically and reaches the IRS faster than mail.

What to include if you mail a check or money order

If you mail a payment, include a check or money order made payable to "United States Treasury" — not to the IRS. Write your Social Security number or employer identification number, the tax year, and the form type on the check itself (for example, "2024 Form 1040").

Do not send your payment with your tax return. Mail the payment separately to the lockbox address for your state. The return and the payment are processed at different locations, and sending them together can cause delays or result in the payment being lost.

Keep a copy of the front and back of the check for your records. Allow at least two weeks for the payment to be received and posted to your account. If you need proof that the payment arrived, request a payment transcript from the IRS after two weeks.

Tracking a mailed payment

If you mail a check and want to confirm it was received, you can check the status through your IRS online account (available at IRS.gov if you have an Individual Taxpayer Identification Number or Social Security number). The account shows payments posted to your record.

Alternatively, you can call the IRS at 1-800-829-1040 and provide your Social Security number and the date and amount of the check. The IRS can tell you whether the payment has been posted, though this may take two to three weeks after mailing.

If a check is lost in the mail, the IRS will not charge a penalty for late payment if you can show you mailed it on time. Keep your cancelled check or bank statement as proof of the mailing date.

Frequently Asked Questions

Can I send my payment to my local IRS office?

No. The IRS does not process payments at local offices. All payments must go to the centralized lockbox address for your state or tax type. Sending a payment to a local office will delay processing and may result in the payment being returned or lost.

What if I send a payment to the wrong address?

The payment may be returned to you or forwarded to the correct lockbox, which delays posting to your account. If you realize you used the wrong address before mailing, do not send the check. Instead, use IRS Direct Pay or another electronic method. If you already mailed it, contact the IRS at 1-800-829-1040 to report the error.

Do I need to send a payment if I'm filing electronically?

No. If you file electronically and authorize the IRS to withdraw the payment from your bank account, you do not mail anything. The payment is deducted automatically on the date you specify. This is faster and eliminates mailing errors.

How long does it take for a mailed payment to show up in my account?

Allow two to three weeks for a mailed check to be received, processed, and posted to your IRS account. Electronic payments are posted within one business day. If your payment does not appear after three weeks, contact the IRS to confirm it was received.