Utah Code Ann. § 41-6a-521
(1)
(d) If the person does not make a request for a hearing before the Driver License Division under this Subsection (1), the person's privilege to operate a motor vehicle in the state is revoked beginning on the 45th day after the date of arrest:
(i) for a person 21 years old or older on the date of arrest, for a period of:
(B) 36 months if the person previously committed an offense that occurred within the preceding 10 years from the date of the arrest that resulted in a:
(ii) for a person under 21 years old on the date of arrest:
(B) until the person is 21 years old or for a period of 36 months, whichever is longer, if the person previously committed an offense that occurred within the preceding 10 years from the date of the arrest that resulted in a:
(2)
(a) Except as provided in Subsection (2)(b), if a hearing is requested by the person, the hearing shall be conducted by the Driver License Division in:
(3) The hearing shall be documented and shall cover the issues of:
(4)
(a) In connection with the hearing, the division or its authorized agent:
(5)
(a) If after a hearing, the Driver License Division determines that the person was requested to submit to a chemical test or tests and refused to submit to the test or tests, or if the person fails to appear before the Driver License Division as required in the notice, the Driver License Division shall revoke the person's license or permit to operate a motor vehicle in Utah beginning on the date the hearing is held:
(i) for a person 21 years old or older on the date of arrest, for a period of:
(B) 36 months if the person previously committed an offense that occurred within the preceding 10 years from the date of the arrest that resulted in a:
(ii) for a person under 21 years of age on the date of arrest:
(B) until the person is 21 years old or for a period of 36 months, whichever is longer, if the person previously committed an offense that occurred within the preceding 10 years from the date of the arrest that resulted in a:
(6)
(7) If the Driver License Division revokes a person's driving privilege under Subsection (1)(d)(i)(A), (1)(d)(ii)(A), (5)(a)(i)(A), or (5)(a)(ii)(A), the person may petition the division and elect to become an ignition interlock restricted driver after the driver serves at least 90 days of the revocation if the person:
(8)
(b) If the person described under Subsection (8)(a) removes an ignition interlock device from a vehicle owned or driven by the person prior to the expiration of the three-year ignition interlock restriction period and does not install a new ignition interlock device from the same or a different ignition interlock provider within 24 hours:
(9)
(a) Notwithstanding the provisions in Subsection (1)(d)(i)(A) or (5)(a)(i)(A), the division shall reinstate a person's driving privilege before completion of the revocation period imposed under Subsection (1)(d)(i)(A) or (5)(a)(i)(A) if:
(b) If a person's driving privilege is reinstated under Subsection (9)(a), the person is required to:
(c) If the reporting court notifies the Driver License Division that a person has failed to complete all requirements of the 24-7 sobriety program, the division:
(ii) may not subtract any days from the 18-month revocation period for: