2017 ORS 198.570¹
When ordinances take effect

(1) Except as provided by subsection (2) of this section, an ordinance shall take effect on the 30th day after it is adopted, unless a later date is prescribed by the ordinance. If an ordinance is referred to the electors of the district, it shall not take effect until approved by a majority of those voting on the ordinance.

(2) An emergency ordinance may take effect upon adoption. [1971 c.268 §7; 1983 c.350 §3]

Chapter 198

Atty. Gen. Opinions

When rural fire protec­tion district may levy taxes on prop­erty within a forest protec­tion district, (1972) Vol 36, p 71

1 Legislative Counsel Committee, CHAPTER 198—Special Districts Generally, https://­www.­oregonlegislature.­gov/­bills_laws/­ors/­ors198.­html (2017) (last ac­cessed Mar. 30, 2018).
 
2 Legislative Counsel Committee, Annotations to the Oregon Revised Stat­utes, Cumulative Supplement - 2017, Chapter 198, https://­www.­oregonlegislature.­gov/­bills_laws/­ors/­ano198.­html (2017) (last ac­cessed Mar. 30, 2018).
 
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.