How to Use the 1040-ES Payment Voucher to Send Estimated Tax Payments
What the 1040-ES Payment Voucher Does
The 1040-ES Payment Voucher is a form you send to the IRS along with a check or money order when you make a quarterly estimated tax payment. It tells the IRS who the payment is from, which quarter it covers, and how much you are sending. Without the voucher, the IRS has no way to match your payment to your tax account.
You need this form only if you are paying by mail with a check or money order. If you pay online through the IRS website, by phone, or through a tax professional's software, you do not print or mail a voucher—the system records your payment electronically.
Estimated tax payments are required if you are self-employed, have investment income, or receive income that is not subject to withholding. The IRS expects these payments four times a year, on specific dates. The 1040-ES voucher is how you document that you sent your payment on time.
Key Takeaways
- The 1040-ES Payment Voucher is a paper form you mail with a check or money order to report a quarterly estimated tax payment to the IRS.
- You only need the voucher if you pay by mail; online, phone, and software payments do not require it.
- The voucher must include your name, address, Social Security number or EIN, the tax year, the quarter, and the payment amount.
- Mailed payments should arrive at the IRS address listed on the voucher by the quarterly due date, or they are considered late.
- Keep a copy of the voucher and your cancelled check or money order receipt for your records in case the IRS questions the payment.
Where to Get the 1040-ES Form and Vouchers
The 1040-ES comes as a complete package from the IRS website at irs.gov. The package includes a worksheet to calculate your estimated tax, instructions, and four payment vouchers—one for each quarter of the year. You can download and print the entire package for free.
The IRS also mails the 1040-ES package to taxpayers who filed a return the previous year. If you do not receive it in the mail and need it, download it from irs.gov or call the IRS at 1-800-829-3676 to request a copy.
Each voucher in the package is labeled for a specific quarter: Q1 (January–March), Q2 (April–June), Q3 (July–September), and Q4 (October–December). Use only the voucher for the quarter you are paying.
How to Fill Out the Payment Voucher
The voucher has several required fields. At the top, enter your name and current address exactly as they appear on your tax return. Below that, enter your Social Security number (if you are self-employed) or Employer Identification Number (EIN) if you own a business.
In the middle section, confirm the tax year and select the quarter you are paying for. The voucher will have checkboxes for Q1, Q2, Q3, and Q4—mark only the one that applies. At the bottom, write the payment amount in the box labeled "Amount of payment."
Write your check or money order payable to "United States Treasury." Do not make it payable to the IRS. On the memo line of the check, write "1040-ES" and the tax year. Attach the voucher to the front of the check with a paperclip or tape.
Quarterly Due Dates and Mailing Deadlines
Estimated tax payments are due on specific dates each year. Q1 is due April 15, Q2 is due June 15, Q3 is due September 15, and Q4 is due January 15 of the following year. If a due date falls on a weekend or holiday, the deadline moves to the next business day.
When you mail a payment, the postmark date on the envelope is what counts—not the date the IRS receives it. Mail your voucher and check early enough that it arrives by the due date, or send it at least two business days before the deadline to be safe. The IRS address for mailed payments is printed on the voucher itself and varies by state.
If you miss a quarterly deadline, send the payment as soon as you can. Late payments may result in penalties and interest, but sending the payment late is still better than not sending it at all.
Alternatives to Mailing the Payment Voucher
The IRS Direct Pay system on irs.gov lets you send estimated tax payments electronically without printing or mailing anything. You enter your payment information online, and the money is withdrawn from your bank account on the date you choose. The IRS records the payment immediately, and you receive a confirmation number.
You can also pay by phone through the IRS at 1-800-829-1040 or use a credit or debit card through an IRS-approved payment processor. These methods charge a fee, but the payment is recorded right away and you do not have to worry about mail delays.
If you work with a tax professional or use tax software, they often have built-in systems to send estimated payments on your behalf. Ask your preparer or software provider whether they offer this service and what it costs.
What Happens After You Mail the Voucher
After the IRS receives your payment, it typically takes two to three weeks for the payment to post to your tax account. During that time, you can track your payment using the IRS Where's My Refund tool on irs.gov, though this tool is designed mainly for refunds. For estimated tax payments, the most reliable way to confirm receipt is to check your account transcript on irs.gov a few weeks after mailing.
Keep a copy of the voucher, your cancelled check, and the bank statement showing the payment for at least three years. If the IRS ever questions whether you made a payment, these documents prove you did and when.
If you discover you made an error on the voucher—such as the wrong quarter or amount—contact the IRS at 1-800-829-1040 to report it. Do not mail a second payment without calling first, because the IRS may be able to correct the original payment rather than process a duplicate.
Common Mistakes to Avoid
The most common error is using the wrong quarter's voucher. Each quarter has its own form, and using last quarter's voucher will confuse the IRS about when your payment should be credited. Check the quarter box carefully before mailing.
Another mistake is making the check payable to "IRS" instead of "United States Treasury." The IRS will still process it, but it may delay posting to your account. Always write "United States Treasury" on the check.
Do not staple the voucher to the check—use a paperclip or tape instead. Staples can damage the voucher during processing and cause the payment to be misapplied. Also, do not fold the voucher or check into the envelope in a way that obscures the information. The IRS processes these by machine, and creases or folds can cause scanning errors.
Frequently Asked Questions
Do I need to mail the voucher if I pay online?
No. Online payments through IRS Direct Pay, phone payments, or credit card payments do not require a voucher. The IRS records these payments electronically and sends you a confirmation number. Keep the confirmation number for your records.
What if I cannot pay the full amount by the due date?
Send whatever you can by the due date with the voucher. The IRS will charge interest and penalties on the unpaid balance, but paying something on time is better than paying nothing. You can send additional payments in later quarters to catch up.
Can I mail multiple vouchers in one envelope?
Yes, if you are making multiple quarterly payments at once, you can mail all four vouchers and checks together in one envelope. Make sure each check is attached to its correct quarter's voucher and that each check is made payable to "United States Treasury."
What if my address changes after I print the vouchers?
Use the vouchers with your old address if they are already printed. The IRS will update your address based on your next tax return. If you want to update your address before mailing, you can download fresh vouchers from irs.gov with your new address, or call 1-800-829-1040 to update it on file.
How do I know if my mailed payment was received?
Check your IRS account transcript on irs.gov two to three weeks after mailing. The transcript shows all payments posted to your account. You can also call the IRS at 1-800-829-1040 and provide your Social Security number or EIN to ask whether a specific payment has been recorded.