by the 15th day of the fourth month after the fiscal year ends, if you file on a fiscal year basis. If the due date falls on a Saturday, Sunday or legal holiday, the due date is the next business day. You must pay all Utah income taxes for the tax year by the due date.Where do I Mail my Utah State tax return?
Mail your return to: Utah State Tax Commission 210 N 1950 W Salt Lake City, UT 84134-0300. Due Date. A return must be ﬁ led on or before the 15th day of the fourth month following the close of the taxable year. If the due date falls on a Saturday, Sunday or legal holiday, the due date becomes the next business day.What happens if I don't file my Utah taxes?
You must pay all Utah income taxes for the tax year by the due date. You may be subject to penalties and interest if you do not file your return on time or do not pay all income tax due by the due date.Do you have to pay estimated taxes in Utah?
Utah does not require quarterly estimated tax payments. You can prepay at any time at tap.utah.gov, or by mailing your payment with form TC-546, Individual Income Tax Prepayment Coupon. Extensions of Time to File This is NOT an extension of time to pay your taxes – it is an extension to file your return.