Redistricting authority:   
U.S. Congressional Districts – Legislative. The Utah Constitution requires each redistricting process to be completed by the general session following the receipt of the census data. The Utah Constitution also provides the Utah Legislature exclusive authority to redistrict congressional, legislative, and other state district boundaries. The Legislative Redistricting Committee holds hearings and reports legislation to the Legislature for their vote. The Governor has veto power over both the legislative and congressional redistricting plans.

State Legislative Districts – Legislative.