04/15/2026
Key Tax Deadline Details for 2026:
Extension Deadline: You must submit a request for an extension (Form 4868) by April 15, 2026, to get until October 15, 2026, to submit your paperwork.
Payment Requirement: An extension to file is not an extension to pay. If you owe money, you must pay by April 15, 2026, to avoid penalties.
IRS (.gov)
State Taxes: Most states follow the April 15 deadline, but some differ; it is recommended to check specific state tax authority.
Action Needed: The IRS encourages taxpayers to use online tools and resources and to file and pay on time. The Consumer Financial Protection Bureau offers a guide to filing.
IRS (.gov)