Utah automatically provides an extension of six months to file your Utah return. There is no form needed to obtain this extension.1. Use the boxes below to describe all appurtenant information. For example, if you need more time to answer a complaint against you, you can file a motion to extend the time to answer. You may submit an online Request to Judge form. Some common requests include requests for more time to pay fines, extensions of time to complete treatment, etc. This gives you until October 15 to file without penalties. Utah business tax extension offers an automatic 6 months tax extension, which moves the filing deadline to October 15 (for calendar year).