Form TC-40: Utah Individual Income Tax Return

The TC-40 is the official form used by Utah residents (UT) to file their individual income taxes for the tax year 2023. This form helps the Utah State Tax Commission determine your taxable income and the amount of tax you owe.

Who Needs to File a TC-40?

  • You must file a TC-40 if you were a resident of Utah for any part of 2023 and had taxable income.
  • You may also need to file a TC-40 if you were a nonresident who earned income from Utah sources.

What Information Do I Need to File a TC-40?

  • Gather all your income documents like W-2s, 1099s, and any other relevant tax forms.
  • You'll also need information about deductions and credits you may qualify for.

Where to Find the TC-40 and Instructions

  • You can find and download the Form TC-40 attached below.

Key Points about the TC-40

A. Federal Filing: Utah income tax returns are filed in conjunction with your federal tax return. You cannot electronically file a separate TC-40.

B. Filing Deadline: The deadline to file your TC-40 and pay any taxes owed is typically April 15th of the following year (October 15th for an extension).

C. Payment Options: You can pay your Utah income tax electronically, by mail, or in person.

D. Penalties and Interest: Penalties and interest may apply for late filing or late payment.