Utah Code Title 76. Utah Criminal Code § 76-1-405. Subsequent prosecution not barred--Circumstances

(1) The former prosecution was procured by the defendant without the knowledge of the prosecuting attorney bringing the subsequent prosecution and with intent to avoid the sentence that might otherwise be imposed; or

(2) The former prosecution resulted in a judgment of guilt held invalid in a subsequent proceeding on writ of habeas corpus, coram nobis, or similar collateral attack.