Utah Tax Deadlines
State income tax filing deadlines, extensions, and estimates for 2026.
Utah State Tax Commission
https://tax.utah.gov
individual deadline
Due: Apr 15, 2026
Extension: Oct 15, 2026
Form: Form TC-40
Utah income tax returns due April 15, 2026.
Estimated Payments
Sole Proprietorship deadline
Due: Apr 15, 2026
Extension: Oct 15, 2026
Form: Form TC-40
Business income reported on UT personal return.
Estimated Payments
Partnership deadline
Due: Apr 15, 2026
Extension: Oct 15, 2026
Form: Form TC-65
Utah partnership returns due April 15 for calendar year filers.
S Corporation deadline
Due: Apr 15, 2026
Extension: Oct 15, 2026
Form: Form TC-20S
Utah S corporation returns due April 15 for calendar year filers.
C Corporation deadline
Due: Apr 15, 2026
Extension: Oct 15, 2026
Form: Form TC-20
Utah corporate returns due April 15 for calendar year filers.
Estimated Payments
LLC deadline
Due: Mar 16, 2026
Extension: Sep 15, 2026
Form: State LLC return
Calendar-year due date follows federal timing for pass-through entities.
Nonprofit deadline
Due: May 15, 2026
Extension: Nov 15, 2026
Form: State nonprofit return
Nonprofit annual return generally due the 15th day of the 5th month.
Estimated Tax Payments
View all quarterly estimated payment due dates for Utah.
FAQ
When are taxes due in Utah?
Utah state income tax returns for 2025 are generally due on April 15, 2026, aligning with the federal deadline. However, some entity types such as partnerships and S-corporations have earlier deadlines (March 16, 2026). Check the deadlines above for your specific entity type.
Does Utah require estimated tax payments?
Yes, Utah generally requires estimated tax payments if you expect to owe more than a certain threshold in state income tax. Payments typically follow a quarterly schedule. Visit the estimated payments page for Utah for specific due dates.
What is the Utah tax extension deadline?
Utah generally grants a 6-month extension for filing state income tax returns, moving the deadline to October 15, 2026 for most individual filers. Note that an extension to file is not an extension to pay — any tax owed is still due by the original deadline.
What are the Utah tax rates for 2026?
Utah tax rates vary by income level and filing status. For the most current rates and brackets, visit Utah State Tax Commission at https://tax.utah.gov. Tax rates can change annually based on state legislation.
Does Utah conform to federal due dates?
Many Utah deadlines follow the federal calendar. Always confirm on Utah State Tax Commission.
Where can I file Utah tax forms?
Visit Utah State Tax Commission at https://tax.utah.gov for official forms and e-file options.
Utah Tax Deadlines by Entity Type
View detailed deadlines for specific business entity types in Utah.
Sole Proprietorship
Due April 15, 2026 with extension to October 15, 2026.
Partnership
Due March 16, 2026 with extension to September 15, 2026.
S Corporation
Due March 16, 2026 with extension to September 15, 2026.
C Corporation
Due April 15, 2026 with extension to October 15, 2026.
LLC
Single-member LLCs follow April 15; multi-member LLCs follow March 16.
Nonprofit
Due May 15, 2026 with extension to November 15, 2026.
Nearby State Tax Deadlines
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