ORS 813.328¹
Notice of intent to challenge validity of prior convictions

A defendant who challenges the validity of prior convictions alleged by the state as an element of felony driving while under the influence of intoxicants must give notice of the intent to challenge the validity of the prior convictions at least seven days prior to the first date set for trial on the felony charge. The validity of the prior convictions shall be determined prior to trial by the court. [1999 c.1049 §4]

1 Legislative Counsel Committee, CHAPTER 813—Driving Under the Influence of Intoxicants, https://­www.­oregonlegislature.­gov/­bills_laws/­ors/­813.­html (2007) (last ac­cessed Feb. 12, 2009).
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. Currency Information