ORS 247.203¹
Change, termination or adoption of party affiliation before primary election

An elector who updates a registration during the period extending from the 20th day before a primary election to the date of the primary election may not, during that period:

(1) Change the elector’s political party affiliation if the elector’s immediate past registration record shows the elector was or is registered as affiliated with a political party.

(2) Terminate affiliation with a political party if the elector’s immediate past registration record shows the elector was or is registered as affiliated with a political party.

(3) Adopt a political party affiliation if the elector’s immediate past registration shows that the elector was not or is not registered as affiliated with a political party. [1987 c.719 §§5,22; 1989 c.965 §§1,2; 1993 c.713 §15; 1995 c.712 §8; 1995 c.755 §1; 1999 c.999 §32]

Atty. Gen. Opinions

Under Former Similar Statute

Processing by county clerk of voter's applica­tion for reregistra­tion, filed solely for purpose of changing po­lit­i­cal affilia­tion, after statutory dead­line for reregistra­tion, (1980) Vol 41, p 278

1 Legislative Counsel Committee, CHAPTER 247—Qualification and Registration of Electors, https://­www.­oregonlegislature.­gov/­bills_laws/­Archive/­2007ors247.­pdf (2007) (last ac­cessed Feb. 12, 2009).
 
2 Legislative Counsel Committee, Annotations to the Oregon Revised Stat­utes, Cumulative Supplement - 2007, Chapter 247, https://­www.­oregonlegislature.­gov/­bills_laws/­ors/­247ano.­htm (2007) (last ac­cessed Feb. 12, 2009).
 
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. Currency Information