2025 Tax Deadlines: A Complete Guide for Individuals and Businesses

2025 Tax Deadlines: A Complete Guide for Individuals and Businesses

January 27, 20253 min read

Published Date: January 27, 2025

Published By: Jac Cantos, Upcloud Accounting


Navigating tax deadlines can be tricky, but with Upcloud Accounting by your side, you can stay organized and avoid penalties. This guide highlights crucial tax dates for both individuals and businesses in 2025.

Individual Tax Deadlines: 2025 Key Dates

This section covers important deadlines for individual taxpayers, whether you're employed, self-employed, or retired. Remember, these are general deadlines; specific situations may require different actions.

January 2025:

  • January 15: Fourth-quarter estimated tax payments for 2024 are due for self-employed individuals and those with income not subject to withholding.

  • January 29: Tax season for 2024 begins. The IRS starts accepting returns.

  • January 31: Employers must send W-2 forms to employees, and certain 1099 tax documents must be sent.

February 2025:

  • February 18: Deadline to reclaim exemption from withholding (Form W-4).

April 2025:

  • April 1: 2024 Required Minimum Distributions (RMDs) are due from retirement accounts for those who turned 73 in 2024.

  • April 15: This is Tax Day! File your 2024 federal income tax return, file for an extension (Form 4868), pay any taxes due, and make HSA and IRA contributions for 2024. Also, estimated taxes for the first quarter of 2025 are due.

June, September, and October 2025:

  • June 16: Second-quarter estimated tax payments for 2025 are due.

  • September 15: Third-quarter estimated tax payments for 2025 are due.

  • October 15: Extended deadline for filing 2024 income tax returns if you requested an extension.

December 2025:

  • December 31: 2025 RMDs are due from retirement plans for those age 73 and older.

January 2026:

  • January 15: Fourth-quarter estimated tax payments for 2025 are due.

Business Tax Deadlines: 2025 Key Dates

Small business owners face unique tax deadlines. Here are some of the most important ones:

January 2025:

  • January 15: Fourth-quarter estimated tax payments for 2024 are due.

  • January 31: Send Form W-2 to employees and certain 1099 forms (e.g., 1099-NEC, 1099-K).

March 2025:

  • March 17: Taxes are due for partnerships, S corporations, and multi-member LLCs taxed as partnerships (calendar-year filers). The deadline varies for fiscal-year filers. This is also the deadline to request an extension and to file Form 2553 to elect S corp status for 2024.

April 2025:

  • April 15: Taxes are due for C corporations, sole proprietors, single-member LLCs, and LLCs taxed as corporations (calendar-year filers). The deadline varies for fiscal-year filers. This is also the deadline to request an extension.

June, September, and October 2025:

  • June 16: Second-quarter estimated tax payments for 2025 are due.

  • September 15: Third-quarter estimated tax payments for 2025 are due; extended deadline for partnerships and S corps that filed for an extension.

  • October 15: Extended deadline for C corps, sole proprietors, and certain LLCs that filed for an extension.

January 2026:

  • January 15: Fourth-quarter estimated tax payments for 2025 are due.


Upcloud Accounting: Virtual Outsourced Accounting and Bookkeeping Services in the Philippines

Upcloud Accounting provides reliable, tech-enabled virtual accounting and bookkeeping services designed for startups, freelancers, and growing small businesses across the United States. Our team of experienced accountants and bookkeepers delivers streamlined financial management so you can focus on scaling your business, without worrying about the back-office workload.

We specialize in increasing efficiency, automation, and transparency across your financial operations using modern cloud accounting tools. Whether you're a solo entrepreneur or an expanding company, our flexible and affordable bookkeeping plans ensure you get expert support at every stage of growth. For inquiries, contact our team at [email protected] or visit www.upcloudaccounting.com to learn more.

Disclaimer: This content is for general informational purposes only and should not be considered professional financial or legal advice. For guidance tailored to your specific business needs, please consult with a licensed accountant or tax advisor. For questions, comments, or feedback, feel free to email us at[email protected].

Back to Blog