Versions of Utah Code 58-20b-301. Licensure required -- License classifications on LawServer 2023 Utah Code 58-20b-301. Licensure required — License classifications 2022 Utah Code 58-20b-301. Licensure required — License classifications 2020 Utah Code 58-20b-301. Licensure required — License classifications 2018 Utah Code 58-20b-301. Licensure required — License classifications