The Utah State Agency that oversees the collection and reporting of State income taxes deducted from payroll checks is: State Tax Commission Withholding Tax Development 210 North 1950 West Salt Lake City, UT 84134 (801) 297-2200 (800) 662-4335 (in state) http://tax.utah.gov/ Utah allows you to use the federal form W4 to calculate state income tax […]