Utah Code § 17-18a-401 : COUNTIES — POWERS AND DUTIES OF COUNTY AND DISTRICT ATTORNEY — PUBLIC PROSECUTOR DUTIES —18a-401 - Public prosecutor powers and duties TEXT PDF An attorney who serves as a public prosecutor shall: (1) except for a prosecution undertaken by a city attorney under Section 10-3-928, conduct, on behalf of the state, all prosecutions for a public offense committed within a county or prosecution district; (2) conduct, on behalf of the county, all prosecutions for a public offense in violation of a county criminal ordinance; and (3) perform all other duties and responsibilities as required by law. Utah Code § 17-18a-401 Added by Chapter 237, 2013 General Session ,§ 12, eff. 5/14/2013.