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Paying Estimated Taxes: Everything Small Business Owners Need to Know

11 min read

Do You Know When Your 2025 Quarterly Estimated Tax Payment Deadlines Are as a Small Business Owner?

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Did you know the IRS charges 7% interest on underpaid taxes, and for large corporations, that rate jumps to a staggering 9%? Missing your estimated tax payments or overpaying could cost your small business significantly.

In this article, explore everything you need to know about paying estimated taxes in 2025, helping you avoid costly penalties, manage your cash flow, and stay on top of critical deadlines.

What Are Estimated Taxes and Who Needs to Pay Them?

What Are Estimated Tax Payments?

Estimated tax payments are periodic federal income tax payments required throughout the tax year to cover your tax liability. These payments are especially important for small businesses and self-employed individuals whose income is not subject to traditional tax withholding.

The payments include:

  • Federal income tax: Covering individual income tax obligations for your estimated income.
  • Self-employment tax: Covering Social Security and Medicare taxes if you’re self-employed.
  • State and local income taxes: Depending on your location, you may need to pay state and local tax obligations as well.

This strategy helps you avoid surprises when it’s time to file your federal tax return. By making estimated quarterly tax payments, you can cover your tax bill gradually, reducing the risk of penalties.

Who Is Required to Make Estimated Payments?

You may need to make estimated tax payments if:

  • You expect to owe at least $1,000 in total tax liability after applying tax withholding and credits.
  • You’re a corporation expecting to owe $500 or more.
  • You don’t have enough federal income tax withheld from your paycheck to cover your tax bill.

Who doesn’t have to pay estimated taxes?

You don’t have to pay estimated quarterly taxes if:

  • Your total tax amount owed after credits and withholding is less than $1,000.
  • You paid 100% of the previous year’s tax bill or 110% if your estimated income exceeds $150,000.
  • You meet specific exceptions, like owing no tax in the prior year and filing a federal tax return for a 12-month tax year.

If you’re unsure, review your tax forms or consult tax advice from a professional to determine whether you need to make estimated tax payments.

Further Reading: Learn who must pay estimated taxes

How to Calculate and Make Estimated Quarterly Tax Payments

Are you prepared for your 2025 quarterly estimated tax deadlines?

How Do You Calculate Estimated Taxes for 2025?

Calculating your estimated quarterly tax payments involves breaking down your annual tax liability into four even payments. Here’s how to do it:

  1. Estimate your income: Project your total income for the year, including business revenue, investments, and other taxable sources.
  2. Deduct tax deductions: Subtract allowable expenses and deductions to determine your adjusted gross income.
  3. Calculate your estimated income tax: Apply the appropriate federal income tax brackets to your adjusted income.
  4. Add self-employment tax: Multiply your net business earnings by 92.35% and then by 15.3%.
  5. Divide the total tax liability: Split your annual tax liability into four payments.

Example:

  • Estimated income: $120,000
  • Deductions: $20,000
  • Taxable income: $100,000
  • Income tax liability: $15,000
  • Self-employment tax: $14,130
  • Total tax: $29,130
  • Quarterly payments: $7,282.50

Use IRS Form 1040-ES or tools like online tax calculators to simplify the process. You can also consult a tax professional for accurate calculations.

Further Reading: Understand the consequences of not underpaying taxes

How to Submit Your Estimated Quarterly Tax Payments

To pay estimated quarterly taxes, choose one of the following methods:

  • IRS Direct Pay: Submit payments directly from your bank account.
  • Electronic Federal Tax Payment System (EFTPS): Ideal for businesses making regular payments.
  • Credit or debit card: Pay via the IRS Payments Gateway.
  • Mail: Send your payment voucher with Form 1040-ES and a check to the appropriate IRS address.

Avoid these mistakes:

  • Failure to pay on time: Use a calendar to track deadlines and avoid penalties for late tax payments.
  • Underpayment of taxes throughout the year: Calculate carefully or use the safe harbor rule to avoid penalties.
  • Incorrect tax amount: Regularly reassess your income and adjust your estimated payments if needed.

Deadlines for Estimated Tax Payments in 2025

What Are the Quarterly Payment Deadlines?

Your estimated quarterly tax payments are due on the following dates for the 2025 tax year:

  • January 15, 2025: Covers the last quarter of 2024.
  • April 15, 2025: Covers the first quarter of 2025.
  • June 16, 2025: Covers the second quarter of 2025.
  • September 15, 2025: Covers the third quarter of 2025.

If a due date falls on a weekend or holiday, the tax deadlines shift to the next business day.

Can You Skip the January Deadline?

You can skip the January 15, 2025 deadline if:

  • You file your annual tax return for 2024 by January 15, 2025.
  • You pay the full tax liability owed for 2024 when filing your return.

This can simplify tax planning for small business owners, but it requires proactive tax preparation to ensure no penalties for failure to pay.

Further Reading: Learn how to avoid penalty for underpayment of estimated tax

What Happens If You Miss a Deadline?

What Are the Penalties for Missing Payments?

If you miss a deadline to pay quarterly, the IRS may assess an estimated tax penalty, which can add unnecessary costs to your business. These penalties are based on how much tax was underpaid and the length of the delay.

Here’s how it works:

  • Penalty calculation: The penalty is treated as interest on the unpaid tax due, currently set at 7% per year following the IRS schedule for 2025.
  • Corporations: Large corporations face higher penalties, with rates up to 9% for significant underpayments.
  • Small tax liabilities: If your total business tax owed after credits is under $1,000, you won’t need to pay an estimated tax penalty.

Even if you’re late, paying as soon as possible reduces how much you owe in penalties. This helps keep your tax filing on track and avoids additional charges.

How to Avoid Penalties with Safe Harbor Rules

The IRS safe harbor rule is a lifeline for businesses that want to avoid penalties when paying quarterly estimated payments. Follow these guidelines to stay protected:

  • 90% of current taxes: Pay at least 90% of your total 2024 tax liability to avoid penalties.
  • 100%-110% of prior taxes: If you’re unsure how much tax you owe this year, pay 100% of your federal estimated tax liability from the previous year. For businesses with an income over $150,000, pay 110%.

Steps to ensure compliance:

  • Use tax software or a professional tax guide to calculate and pay accurately.
  • Review your state tax obligations. You may owe estimated taxes for state and local income taxes as well.
  • Adjust your quarterly payments if income changes to prevent surprises when it’s time to file your tax return.

By leveraging these rules, you can cover your tax bill without stress and avoid the need to pay an estimated tax penalty. Always pay taxes on time to maintain compliance with the tax code and reduce financial risks for your business.

When Do You Need to Pay Estimated Taxes?

You need to pay estimated taxes if you expect to owe an additional tax amount beyond what your employer withholds taxes for. This applies if you:

  • are self-employed or own a business and need to make estimated quarterly tax payments.
  • expect estimated taxes due to be $1,000 or more after credits and withholding.
  • want to avoid penalties and cover their tax bill throughout the year.

To stay compliant, ensure your first quarterly payment is submitted on time, and adjust payments if income changes. Estimated tax payments are taxes the IRS expects you to pay quarterly, so plan accordingly.

Key Takeaways

  • Who Is Required to Pay Estimated Taxes: You are required to pay estimated taxes if you expect to owe $1,000 or more in taxes after credits and withholding.
  • Why You Need to Pay Quarterly Estimated Taxes: Small business owners and self-employed individuals who don’t have withholding also have to make estimated payments to avoid penalties.
  • Deadlines for Tax Payments: Mark your calendar to ensure you pay quarterly estimated taxes on time—April 15, June 16, September 15, and January 15, 2026.
  • Calculate Your Liability: Use Form 1040-ES to determine your tax payments if they expect a specific liability, splitting your total taxes into four payments.
  • Avoid Penalties: Following the IRS safe harbor rules ensures compliance and prevents penalties for underpayment.

How can Taxfyle help?

Finding an accountant to file taxes is a big decision. Luckily, you don't have to handle the search on your own.

At Taxfyle, we connect you with licensed, experienced CPAs or EAs in the US. We handle the hard part of finding the right tax professional by matching you with a Pro who has the right experience to meet your unique needs and will file your file taxes for you.

Legal Disclaimer

Tickmark, Inc. and its affiliates do not provide legal, tax or accounting advice. The information provided on this website does not, and is not intended to, constitute legal, tax or accounting advice or recommendations. All information prepared on this site is for informational purposes only, and should not be relied on for legal, tax or accounting advice. You should consult your own legal, tax or accounting advisors before engaging in any transaction. The content on this website is provided “as is;” no representations are made that the content is error-free.

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published

March 6, 2025

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Richard Laviña, CPA

Richard Laviña, CPA

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