Section 63G-1-901 - [Contingently Effective - See Note] Year-round daylight saving time(1) As used in this section: (a) "Mountain daylight time" means the period during a year when mountain standard time is advanced one hour in accordance with 15 U.S.C. Sec. 260a.(b) "Mountain standard time" means the observed time assigned to the mountain time zone in 15 U.S.C. Sec. 261.(2) Utah exempts all areas of the state from standard time.(3) The year-round observed time of the entire state and all of the state's political subdivisions is mountain daylight time.Added by Chapter 247, 2020 General Session ,§ 1, eff. 5/12/2020, contingently effective on the first Sunday of November following the day on which both of the following have occurred: (a) legislation, enacted by Congress, goes into effect to amend 15 U.S.C. Sec. 260a to authorize states to observe daylight saving time year-round; and (b) at least four western states, other than Utah, pass legislation to place all or a portion of those states on year-round daylight time, regardless of time zone.