A proof of residency letter also known as an Affidavit of residence is a written declaration that a particular individual actually resides. Reason for leaving: Quit (state reason)."Generate a free Debt Validation Letter to ascertain the legitimacy of your debt. Not sure if you owe? Once you have the change of address form filled out, you will need to take it to a post office in Utah and deliver it to a postal worker behind the counter. Temporary Employment: Letter from the applicant explaining the nature of the temporary employment and reason for doing this employment out of Utah. The resources listed here describe the various ways in which you may be eligible for in-state (resident) tuition under the provisions of Utah state law. All U.S. employers must properly complete Form I9 for every individual they hire for employment in the United States. Our office has prepared a form letter describing remote appearance ceremonies and their justification under Utah marriage law. Fill out and submit the online application. 2.