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Tax center · Quarterly Estimated Taxes

Quarterly estimated taxes for LLC owners

Most LLC owners owe quarterly estimated taxes. Underpayment penalty starts if you owe $1,000+ at filing.

LLC owners (default LLC taxation or S-Corp) generally owe federal estimated tax payments four times a year. The system exists because employees have W-2 withholding; self-employed and pass-through owners do not.

Quarterly deadlines

  • Q1: April 15 (covers Jan-Mar income)
  • Q2: June 15 (covers Apr-May income · only 2 months)
  • Q3: September 15 (covers Jun-Aug income)
  • Q4: January 15 of the following year (covers Sep-Dec income)

How much to pay

Safe harbor rule: pay either (a) 90% of your current-year tax, or (b) 100% of your prior-year tax (110% if AGI > $150K). Whichever is smaller. As long as you pay at least the safe harbor amount, you avoid the underpayment penalty.

For new LLCs with no prior-year baseline, project current-year income and pay 25% of estimated annual tax each quarter. Adjust quarterly as actuals come in.

How to pay

IRS Direct Pay (free, instant) or EFTPS (free, requires enrollment). State estimates depending on your state of residence. Form 1040-ES has worksheets.

Underpayment penalty

The penalty for underpayment is the federal short-term interest rate plus 3% (currently about 8% annualized) applied to the underpaid amount for the period it was underpaid. Not catastrophic on small amounts, but compounds if ignored across multiple quarters.

Need help filing?

Our accountant directory has specialists who handle this exact form across foreign-owned LLCs, S-Corps, and high-volume single-member LLCs.

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At a glance

What is it
Quarterly estimated taxes for llc owners is a regulated business process governed by federal or state agencies. File.Business handles the paperwork, filings, and tracking for you.
Why it matters
Doing this correctly the first time avoids penalties, late fees, and personal liability exposure for owners.
Who needs it
Any US business that has triggered the relevant requirement - usually based on entity type, state, or business activity.
When it is due
Deadlines vary by agency and state. We track your specific dates and remind you ahead of any filing window.
How it works
Tell us what you need, review the prepared filing, and we submit through the agency's official channel.
What it costs
Pricing is shown on this page with state and federal fees disclosed separately from our service fee.
Risks of skipping
Penalties, administrative dissolution, loss of liability shield, blocked transactions, or audit triggers depending on the filing.
Alternatives
File directly with the agency yourself, hire a law firm, or use a competing service. File.Business is the fastest premium option.

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