The three ways to pay estimated taxes directly to the IRS

You can send estimated tax payments to the IRS through IRS Direct Pay, the Electronic Federal Tax Payment System (EFTPS), or by mailing a check with Form 1040-ES. Direct Pay is fastest if you have a bank account and want to pay once or twice a year. EFTPS works best if you make regular quarterly payments and want to schedule them in advance. A mailed check takes longer but requires no online account or technology.

Each method reaches the IRS the same way and counts equally toward your tax liability. The method you choose depends on how often you pay, whether you want to automate the process, and how quickly you need confirmation.

Key Takeaways

  • IRS Direct Pay is free, requires only a bank account, and gives you a confirmation number the same day you submit payment.
  • EFTPS lets you schedule payments weeks in advance and works for both quarterly and one-time payments, but requires a separate enrollment step.
  • Mailed checks must include Form 1040-ES and reach the IRS by the payment due date to avoid penalties, which varies by quarter.
  • The IRS processes payments in the order received, so paying early protects you if mail is delayed or your payment is lost.
  • You can use any combination of these methods in the same year—there is no requirement to stick with one.

IRS Direct Pay: fastest for one-time or occasional payments

Direct Pay is a free online service where you log in with your Social Security number or Employer Identification Number, enter your bank account details, and submit a payment in minutes. You choose the payment date (which can be today or up to 120 days in the future), and the IRS generates a confirmation number when ready. The money leaves your account on the date you selected.

Direct Pay works for individuals and businesses. You do not need to enroll in advance—you can visit irs.gov/payments and start a payment the first time you use it. The IRS does not charge a fee, and your bank will not charge you either. If you make estimated payments once or twice a year and do not want to manage a separate account, this is the simplest route.

One limitation: Direct Pay works only with U.S. bank accounts. If you use a foreign bank or do not have online banking access, you will need to use EFTPS or mail a check instead.

EFTPS: best for scheduling multiple payments in advance

The Electronic Federal Tax Payment System is a free service run by the U.S. Department of the Treasury. You enroll once (which takes about a week), then you can schedule payments online or by phone up to 120 days ahead. EFTPS is particularly useful if you make quarterly estimated payments and want to set them all up at once, or if you prefer to schedule payments on a specific day each month.

To enroll, visit eftps.gov and provide your Social Security number or EIN, bank account information, and a phone number. The IRS mails you an enrollment confirmation and Personal Identification Number (PIN) within 7 to 10 business days. Once you have your PIN, you can log in and schedule payments when ready. You can also call EFTPS at 1-800-555-3453 to make a payment by phone without logging in online.

EFTPS requires a U.S. bank account and works for individuals, sole proprietors, partnerships, and corporations. The main drawback is the enrollment delay—you cannot use it the same day you sign up. If you know you will make multiple payments over the next few months, enroll now so the PIN arrives before your first payment is due.

Mailing a check: no account or technology required

You can mail a check to the IRS with Form 1040-ES (for individuals) or Form 1040-ES(NR) (for nonresidents). Write your Social Security number or EIN on the check, and include the form so the IRS knows which tax year and quarter the payment covers. Mail the check to the address listed in the Form 1040-ES instructions for your state—addresses vary by location.

The payment must arrive by the due date to avoid penalties. Estimated tax due dates are April 15, June 15, September 15, and January 15 of the following year. The IRS processes mailed payments in the order they arrive, so if your check arrives late, you will owe a penalty even if you mailed it on time. To protect yourself, mail at least one week early or use a delivery service that provides a tracking number and proof of delivery.

Mailing takes longer to confirm—you will not receive a confirmation number, and it can take 4 to 6 weeks for the IRS to post the payment to your account. You can check the status by calling the IRS at 1-800-829-1040 or logging into your IRS account online, but you will not have when ready proof of payment the way you do with Direct Pay or EFTPS.

Payment due dates and penalties for late or missing payments

Estimated tax payments are due on the 15th of April, June, September, and January. If the 15th falls on a weekend or federal holiday, the due date moves to the next business day. Missing a due date triggers an underpayment penalty, which the IRS calculates based on the interest rate for that quarter (which changes quarterly) and the amount you underpaid.

You can avoid the penalty in two ways: pay at least 90 percent of your current year tax liability by the due date, or pay 100 percent of your prior year tax liability (110 percent if your prior year adjusted gross income was over $150,000). If you miss a quarter but catch up later, the penalty applies only to the quarter you missed, not to the full year.

The IRS does not waive underpayment penalties for first-time mistakes or hardship, so the best protection is to pay on time. If you realize you will miss a due date, pay as soon as you can—the penalty is calculated daily, so paying even a few days late costs less than paying weeks late.

What to do if you overpay or need to change your payment

If you pay more than you owe, the IRS will either refund the overpayment or explore it to your next tax bill, depending on what you request. You can specify your preference when you file your tax return. Overpayments do not earn interest, so there is no financial benefit to overpaying early in the year.

If you need to change a payment you have already submitted through Direct Pay or EFTPS, the timing matters. If the payment has not yet been processed (usually within 1 to 2 business days), you may be able to cancel it through your account. Once the money has left your bank account, you cannot cancel the payment—you can only request a refund after you file your tax return. If you mailed a check and realize you made an error, contact the IRS at 1-800-829-1040 before the check is cashed if possible.

Frequently Asked Questions

What if I miss an estimated tax payment important date?

Pay as soon as you realize the mistake. The IRS will assess an underpayment penalty calculated daily from the due date, but the penalty is smaller if you pay within a few days than if you wait weeks. You can still avoid a penalty for the full year if you make up the shortfall by the next due date or by the time you file your return.

Can I make estimated tax payments by credit card or PayPal?

The IRS does not accept credit cards or PayPal directly. However, third-party payment processors (listed on irs.gov/payments) will accept credit cards and charge you a fee of 1 to 2 percent. For most people, using a bank account through Direct Pay or EFTPS is cheaper and faster.

Do I have to make estimated tax payments every quarter?

No. You can make one large payment, split payments unevenly across quarters, or skip a quarter if your income is uneven. The only requirement is that your total payments by the end of the year meet the 90 percent or 100 percent threshold. Some people pay once in December; others pay monthly. The IRS does not care how you divide it.

How do I know if my payment was received?

Direct Pay gives you a confirmation number when ready. EFTPS sends a confirmation after you schedule the payment. For mailed checks, call the IRS at 1-800-829-1040 or log into your IRS account online to check the status after 4 to 6 weeks. Do not assume a payment was received just because you mailed it.

What if I overpaid my estimated taxes?

The overpayment stays with the IRS until you file your return. At that point, you can request a refund or have the amount applied to next year's taxes. Overpayments do not earn interest, so there is no advantage to overpaying early in the year.