You may pay sales tax for any number of months before you fill out and send a refund request coupon. The IRS issues a "determination letter" to organizations that have qualified for tax-exempt status.Add the Utah immunization exemption form pdf for redacting. I am a Utah resident returning from temporary religious or charitable service. (R512-4.5. Determination letter from the IRS, the exemption may be retroactive. Need to establish residency in the state of Utah? 6. Completed Substantially Similar Mentoring Program – Partial or Full Exemption Request: I completed a substantially similar mandatory mentoring program in. Reinstatement Request. For students who have been placed on academic suspension at UT who would like to take classes in a subsequent semester. Determination letters issued in 2014 or later.