Quarterly Estimated Taxes for Freelancers: Dates & How to Pay in 2026

Short answer: if you'll owe $1,000 or more in tax, the IRS expects you to pay estimated taxes four times a year — roughly April 15, June 15, September 15, and January 15. Each payment covers both your self-employment tax and income tax. Pay at least 90% of this year's tax (or 100% of last year's) and you avoid the underpayment penalty. Here's exactly how to size and pay each one.

Use the free Freelance Rate Calculator → to price work that funds these payments — so when a deadline arrives, the money is already set aside.

Who has to pay quarterly estimated taxes

You generally must pay estimated taxes if you expect to owe $1,000 or more when you file, and you don't have enough withheld elsewhere (for example from a spouse's W-2). That covers most full-time and side-hustle freelancers, because nothing is withheld from 1099 payments. The IRS runs on a pay-as-you-go system: it wants the tax through the year, not in one April lump. Skip the installments and you can owe a penalty even if you pay your full balance on time in April.

The 2026 quarterly due dates

Note the "quarters" aren't equal three-month blocks — Q2 covers two months and Q4 covers four. If a date lands on a weekend or holiday, it shifts to the next business day. Always confirm the current year's exact dates at irs.gov.

How to calculate each payment

There are two common methods:

1. Estimate the full year, divide by four. Project your net profit, run the freelance tax calculator math (self-employment tax plus income tax), then pay a quarter of the total each period. Best when your income is steady.
2. Safe harbor off last year. Take last year's total tax, divide by four, and pay that. As long as you pay 100% of last year's tax (110% if your prior-year AGI was over $150,000), you're penalty-proof no matter how this year turns out. Best when your income is lumpy or growing.

Either way, the amount you set aside per payment should already cover this — see how much to set aside for freelance taxes. Each estimated payment bundles your SE tax (detailed in the self-employment tax calculator) and your income tax into one number.

Want each quarterly payment calculated for you? Start with the free Freelance Rate Calculator → — the paid spreadsheet's Quarterly Planner takes your net profit and returns all four payment amounts and dates.

The safe-harbor rule (your penalty insurance)

The underpayment penalty is the thing to avoid, and the safe harbor makes it simple. You will not be penalized if you pay, through withholding and estimates, the smaller of:

• 90% of this year's total tax, or
• 100% of last year's total tax (110% if last year's AGI exceeded $150,000).

The second option is powerful: even if you triple your income this year, paying 100–110% of last year's tax in four installments keeps you penalty-free — you just settle the difference at filing. New freelancers with no prior self-employed year should use the 90%-of-current-year estimate instead.

How to actually pay the IRS

• IRS Direct Pay — free, straight from a bank account, no account needed. The simplest option for most freelancers.
• EFTPS — the Electronic Federal Tax Payment System; requires enrollment but lets you schedule payments in advance.
• Card or digital wallet — accepted via IRS-approved processors, but they charge a fee.

Whatever you use, label the payment as an estimated tax for the correct year and quarter, and keep the confirmation. Don't forget state estimated taxes if your state has income tax — they have their own portals and (usually similar) due dates. Track what you've been paid with a clean freelancer invoice template so projecting each quarter is quick.

Never miss a quarterly deadline again

The free calculator helps you price work that funds your tax payments. For the exact numbers, the $9 Freelance Rate & Tax Calculator spreadsheet includes a Quarterly Planner that turns your net profit into the four payment amounts and dates automatically. Want the invoice template to track every payment too? Get both in the $14 Starter Pack →

Frequently asked questions

When are quarterly estimated taxes due for freelancers?

Estimated taxes are due four times a year — around April 15, June 15, September 15, and January 15 of the following year. The periods are uneven (Q2 covers two months, Q4 covers four), and if a date falls on a weekend or holiday it moves to the next business day. Confirm the current year's exact dates at irs.gov.

Do freelancers have to pay quarterly taxes?

Generally yes, if you expect to owe $1,000 or more in tax and don't have enough withheld elsewhere. Because no tax is withheld from 1099 income, the IRS expects you to pay as you go through quarterly estimates. Skipping them can trigger an underpayment penalty even if you pay your full balance in April.

How do I calculate my quarterly estimated tax payment?

Either project your full-year tax (self-employment tax plus income tax on net profit) and pay a quarter each period, or use the safe harbor and pay one quarter of last year's total tax each time. The first suits steady income; the second suits lumpy or growing income and guarantees no penalty.

What is the safe-harbor rule for estimated taxes?

You avoid the underpayment penalty if you pay the smaller of 90% of this year's tax or 100% of last year's tax (110% if your prior-year AGI was over $150,000). Paying 100 to 110% of last year's tax in four installments keeps you penalty-free even if your income rises sharply; you settle any difference at filing.

What happens if I miss a quarterly tax payment?

The IRS charges an underpayment penalty calculated like interest on the amount you should have paid for that period. You can reduce it by paying as soon as possible rather than waiting for the next deadline. Consistently meeting the safe harbor for each quarter avoids the penalty entirely.