Important Annual Tax Deadlines for Individuals & Businesses

At Fresh Start Financial, we believe staying ahead of important tax deadlines is essential to maintaining compliance and avoiding unnecessary penalties. Below is a general overview of major federal tax deadlines for individuals, business owners, corporations, partnerships, and employers.

Tax deadlines may vary based on your business structure, fiscal year, filing requirements, and applicable extensions. Weekend and federal holiday adjustments may apply, as well as disaster relief periods or zones. 

For the most up-to-date filing dates, visit the official IRS Tax Calendar or review IRS Publication 509: Tax Calendars.

Individual Income Tax Deadlines

• January 15: Fourth-quarter estimated income tax payment for the prior tax year, when applicable.

• April 15: Individual federal income tax return (Form 1040) and payment of taxes owed.

• April 15: Deadline to request an automatic extension using Form 4868.

• April 15: First-quarter estimated income tax payment.

• June 15: Second-quarter estimated income tax payment.

• September 15: Third-quarter estimated income tax payment.

• October 15: Extended individual income tax return deadline.

An extension provides additional time to file your return, not additional time to pay taxes owed. Penalties, late fees, and interest, are assessed immediately after your filing deadline.  

Learn more: IRS Estimated Taxes 

Business Income Tax Deadlines

Business tax return deadlines depend on the entity's federal tax classification and tax year.

• March 15: Calendar-year partnership returns (Form 1065) and S corporation returns (Form 1120-S).

• March 15: Deadline for timely S corporation elections (Form 2553) for calendar-year businesses, subject to applicable exceptions.

• April 15: Calendar-year C corporation income tax returns (Form 1120).

• April 15: Sole proprietors and single-member LLCs generally report business income on their individual tax returns (Form 1040, Schedule C).

• September 15: Extended calendar-year partnership and S corporation returns.

• October 15: Extended individual income tax returns, including sole proprietors reporting on Schedule C.

• October 15: Extended calendar-year C corporation income tax returns.

LLCs may be taxed as sole proprietorships, partnerships, S corporations, or C corporations. Filing deadlines depend on the applicable federal tax classification. Fiscal-year entities may have different deadlines. An extension provides additional time to file your return, not additional time to pay taxes owed. Penalties, late fees, and interest, are assessed immediately after your filing deadline.

Learn more: IRS Business Taxes | IRS Small Business and Self-Employed Tax Center | IRS Form 2553 | IRS Form 8832

Payroll Tax Deadlines

Employers must meet payroll tax filing and deposit requirements throughout the year.

• January 31: Provide Forms W-2 to employees and file Forms W-2/W-3 with the Social Security Administration.

• January 31: File Form 940, Employer's Annual Federal Unemployment (FUTA) Tax Return, subject to applicable rules.

• January 31: File Form 941 for the fourth quarter of the prior year.

• April 30: File Form 941 for the first quarter.

• July 31: File Form 941 for the second quarter.

• October 31: File Form 941 for the third quarter.

• Throughout the year: Deposit federal payroll taxes according to the employer's assigned deposit schedule.

Certain employers that deposit all required taxes on time and in full may qualify for additional time to file Form 941. Payroll tax deposits have separate due dates and must not be confused with quarterly filing deadlines.

Learn more: IRS Employment Taxes | IRS Publication 15, Employer's Tax Guide

Forms W-2 and 1099 Deadlines

Businesses may be required to report payments made to employees, independent contractors, and other recipients.

• January 31: Furnish Forms W-2 to employees and file the required forms with the Social Security Administration.

• January 31: Furnish and file Form 1099-NEC for reportable nonemployee compensation.

• January 31: Many Forms 1099-MISC are due to recipients, depending on the payment type.

• February 28: Paper filing deadline for many information returns, including applicable Forms 1099-MISC.

• March 31: Electronic filing deadline for many information returns, including applicable Forms 1099-MISC.

Deadlines vary by form, payment type, filing method, and recipient requirements. Some forms have different due dates.

Learn more: IRS General Instructions for Certain Information Returns

Estimated Tax Payment Deadlines

Individuals, self-employed taxpayers, and businesses may need to make estimated tax payments when taxes are not fully covered through withholding or other payments.

For many individual taxpayers, the standard estimated tax schedule is:

• January 15: Fourth-quarter payment for the prior tax year.

• April 15: First-quarter payment.

• June 15: Second-quarter payment.

• September 15: Third-quarter payment.

Corporations generally follow a separate estimated tax installment schedule. Special rules may apply to farmers, fishers, fiscal-year taxpayers, and taxpayers affected by certain circumstances.

Learn more: IRS Estimated Taxes

Other Important Business Compliance Deadlines

In addition to income tax returns, business owners may have ongoing federal, state, and local filing responsibilities.

These may include:

• Sales and use tax returns.

• State payroll withholding and unemployment tax filings.

• State annual reports and business entity renewals.

• Corporate estimated income tax payments.

• Retirement plan reporting, including Form 5500 when required.

• Federal and state business licensing and registration renewals.

• Foreign financial account reporting (FBAR), when applicable.

• Other industry-specific tax and regulatory filings.

Due dates and filing frequencies depend on the business, jurisdiction, and applicable reporting requirements.

Learn more: FinCEN FBAR Filing Information

Florida Business Tax Considerations

Florida businesses may have additional state compliance responsibilities, even though Florida does not impose an individual state income tax.

Depending on the business and its activities, requirements may include:

• Florida corporate income tax (FL Form F-1120).

• Florida sales and use tax (Form DR-15).

• Florida reemployment tax (Form RT-6).

• Annual reports filed with the Florida Division of Corporations.

• Local business tax receipts, licenses, and permits.

Learn more: Florida Department of Revenue | Florida Division of Corporations

How To Avoid Penalties and Interest

Let Fresh Start Financial Help You Stay on Track

Managing tax deadlines can be challenging, especially when operating a business with employees, contractors, multiple tax obligations, or ongoing state filing requirements.

Fresh Start Financial offers tax preparation, accounting, bookkeeping, payroll-related support, and small business consulting to help individuals and business owners stay organized and informed about their tax responsibilities.

Contact Fresh Start Financial to discuss your tax and accounting needs and develop a compliance plan tailored to your situation.

Disclaimer: This information is provided for general educational purposes only and is not legal, tax, or financial advice. Deadlines are general guidelines and may change based on the tax year, filing method, entity classification, weekends, holidays, disaster relief, and other applicable rules. Consult the official IRS and state agency resources or a qualified tax professional to confirm the deadlines that apply to your circumstances.