Tax Planning

Quarterly Estimated Taxes for LLC Owners: How to Calculate Payments

How do LLC owners calculate and pay quarterly estimated taxes? Who must pay, due dates, the safe-harbor methods, and how to avoid underpayment penalties.

Dushyant Hirwani
October 11, 2026 · 7 min read
The short answer

LLC owners generally must pay estimated taxes if they expect to owe $1,000 or more when they file. Use Form 1040-ES, pay in four installments, and avoid penalties by paying the smaller of 90% of this year's tax or 100% of last year's, with a higher prior-year percentage for higher incomes. Check Publication 505 for exact due dates.

On this page
  1. Who has to pay
  2. When you can skip them
  3. Due dates
  4. How to calculate a payment
  5. Safe harbor methods
  6. How to pay
  7. Penalty waivers

Unlike employees, LLC owners usually do not have tax withheld from their pay. The IRS expects tax to be paid as income is earned, which is why quarterly estimated payments exist. Skipping them is one of the most common sources of penalties for new business owners.

Who has to pay

According to the IRS, individuals, including sole proprietors, partners, and S corporation shareholders, generally must pay estimated tax if they expect to owe $1,000 or more when they file. Corporations generally must pay if they expect to owe $500 or more. A single-member LLC or a partnership LLC does not pay estimated tax as an entity in the default case, because the owners pay on their personal returns.

When you can skip them

You generally do not have to pay for the current year if you had no tax liability the prior year, were a U.S. citizen or resident for the whole year, and the prior tax year covered 12 months. You can also avoid estimates by increasing withholding from wages, for example if you or a spouse have a job.

Due dates

There are four payment periods per year, with installments generally due April 15, June 15, September 15, and January 15 of the following year. If a due date falls on a weekend or holiday, the payment is on time if made the next business day. Confirm each year's dates in IRS Publication 505, because the schedule does not follow calendar quarters evenly.

How to calculate a payment

  1. 1Estimate your net profit for the year from your profit and loss.
  2. 2Estimate self-employment tax, 15.3% of 92.35% of net earnings. See how much to set aside for business taxes.
  3. 3Estimate federal income tax after deductions and credits.
  4. 4Add any state estimated tax.
  5. 5Divide the total by four, or use the annualized method if income is uneven.
  6. 6Use Form 1040-ES worksheets or have your accountant prepare vouchers.

Safe harbor methods

  • Owe less than $1,000 after withholding and credits.
  • Pay at least the smaller of 90% of this year's tax or 100% of last year's tax shown on the return.
  • Higher-income taxpayers face a higher prior-year percentage, so check the current rule if your income is high.
  • Annualize income using Form 2210 if income is uneven. Corporations use Form 2220.

How to pay

You can mail Form 1040-ES with payment, or pay online, by phone, through the IRS app, or from your IRS online account. Businesses can use a business tax account or Direct Pay, and some payments must go through EFTPS. Pay state estimates through your state's system.

Penalty waivers

The IRS may waive the penalty for a casualty, disaster, or other unusual circumstance, or if you retired after age 62 or became disabled and the underpayment was due to reasonable cause. These are exceptions, not planning tools.

Behind on payments already? See behind on business taxes. Our tax planning service can set up a payment schedule, and you can schedule a business tax planning consultation.

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Do LLC owners have to pay quarterly taxes?
Generally yes, if they expect to owe $1,000 or more when they file. A default single-member or multi-member LLC does not pay as an entity, so the owners make the payments on their personal returns.
What are the quarterly estimated tax due dates?
Generally April 15, June 15, September 15, and January 15 of the following year, shifting to the next business day when a date falls on a weekend or holiday. Confirm in IRS Publication 505 each year.
How do I avoid the underpayment penalty?
Owe less than $1,000, or pay the smaller of 90% of the current year's tax or 100% of the prior year's tax shown on your return. Higher-income taxpayers use a higher prior-year percentage.
What if my income varies a lot during the year?
You can use the annualized income installment method on Form 2210, which may reduce or avoid the penalty by matching payments to when income was earned.
Do S corporation owners pay estimated tax?
Often less, because wages are subject to withholding, but they may still need estimates for their share of profit. Some owners increase payroll withholding instead.
Do I also pay state estimated taxes?
Many states require estimated payments with their own forms and deadlines. Check your state agency, since the rules and thresholds differ from the federal ones.