2017 ORS 187.110¹
Standard of time

(1) The standard of time for the State of Oregon shall be the United States standard of time as established by the Congress of the United States for any particular area of the state under 15 U.S.C. 261, except that from 2 a.m. on the second Sunday in March until 2 a.m. on the first Sunday in November the standard of time for any area of this state shall be one hour in advance of the standard established for that particular area by the Congress of the United States under 15 U.S.C. 261.

(2) No department of the state government and no county, city or other political subdivision shall employ any other time or adopt any statute, ordinance or order providing for the use of any other standard of time. [Amended by 1961 c.415 §1; 1961 c.711 §1; 1963 c.265 §1; 1967 c.373 §1; 1991 c.67 §45; 2011 c.9 §13]

1 Legislative Counsel Committee, CHAPTER 187—Holidays; Standard of Time; Commemorations, https://­www.­oregonlegislature.­gov/­bills_laws/­ors/­ors187.­html (2017) (last ac­cessed Mar. 30, 2018).
2 OregonLaws.org contains the con­tents of Volume 21 of the ORS, inserted along­side the per­tin­ent statutes. See the preface to the ORS An­no­ta­tions for more information.
3 OregonLaws.org assembles these lists by analyzing references between Sections. Each listed item refers back to the current Section in its own text. The result reveals relationships in the code that may not have otherwise been apparent.