Don't Miss These Critical Payroll Tax Deadlines in 2026

Published April 29, 2026·6 min read

As a small business owner or solo entrepreneur, keeping track of payroll tax deadlines is crucial for staying compliant and avoiding penalties. In 2026, there are several key deadlines you'll need to remember. This guide will help you understand these critical dates and how they relate to your business taxes. By planning ahead, you can ensure you meet all IRS deadlines 2026 and remain on top of your financial obligations.

Understanding Payroll Tax Deadlines in 2026

The IRS has set specific payroll tax deadlines for 2026 that every small business owner needs to keep in mind. These deadlines vary depending on whether you're paying employees on a monthly, quarterly, or annual basis. Here's a breakdown of the main deadlines:

1. January 31 — All businesses must file Form W-2 for employees and Form 1099 for contractors. This is also the deadline for employers to deposit any payroll taxes withheld for the previous year. 2. April 30 — This is the deadline for the first quarter payroll tax filings. You'll need to submit your Form 941 to report income taxes, Social Security, and Medicare taxes withheld. 3. July 31 — The second quarter payroll tax filings are due. Again, this involves submitting Form 941. 4. October 31 — The third quarter payroll tax filings must be submitted by this date. 5. January 31, 2027 — This is the final deadline for filing W-2s and 1099s for the 2026 tax year.

Missing these dates can lead to penalties, so keep a close eye on this small business tax calendar.

Quarterly Filing Dates for 2026

For small businesses, quarterly filings are particularly important. Here are the key quarterly filing dates for 2026:

1. April 30 — Submit Form 941 for the first quarter, covering January to March. 2. July 31 — Submit Form 941 for the second quarter, covering April to June. 3. October 31 — Submit Form 941 for the third quarter, covering July to September. 4. January 31, 2027 — Final submission for the fourth quarter, which covers October to December.

Each of these quarterly submissions requires careful calculation of your payroll taxes. For 2026, the Social Security tax rate is 6.2% on wages up to $176,100, and the Medicare tax rate is 1.45%. Accurate reporting is essential to avoid discrepancies and potential audits.

Washington State Specific Payroll Tax Obligations

If your business operates in Washington State, there are additional payroll tax obligations that you need to be aware of. For 2026, the following rates apply:

1. Washington Paid Family and Medical Leave (PFML) — This is set at 0.74% of employee wages. 2. Washington Cares Fund — The rate for this program is 0.58% of employee wages. 3. Washington Labor and Industries (L&I) — This varies by industry, so you'll need to check the specific rate applicable to your business.

Make sure to include these rates in your payroll calculations to ensure compliance with state regulations. Missing these obligations can lead to additional penalties.

To simplify your payroll calculations and ensure you meet all 2026 payroll tax deadlines, use the free payroll tax calculator at micro-payroll.com.

Try Free Payroll Calculator →

Frequently Asked Questions

What are the payroll tax deadlines for 2026?

The main payroll tax deadlines for 2026 include January 31 for W-2s and 1099s, April 30 for the first quarter, July 31 for the second quarter, and October 31 for the third quarter.

What is the Social Security tax rate for 2026?

In 2026, the Social Security tax rate is 6.2% on wages up to $176,100.

How often do I need to file payroll taxes?

Most small businesses need to file payroll taxes quarterly. However, some may have annual filing requirements depending on their tax situation.

Are there additional payroll taxes for businesses in Washington State?

Yes, Washington State businesses must also consider the Paid Family and Medical Leave tax and the Washington Cares Fund tax.

Where can I find a payroll tax calculator?

You can find a free payroll tax calculator at micro-payroll.com to help you calculate your payroll taxes accurately.

Ready to Calculate Your Payroll Taxes?

Free, private, no account required. Your data never leaves your browser.

Open Free Calculator