Oregon Revised Statutes Cities § 221.180

(1) This section and ORS chapters 249 and 254 govern the manner of nominating and electing candidates for municipal offices in all cities.

(2) Notwithstanding ORS 249.037, if a city does not hold a nominating election for municipal offices, a nominating petition or declaration of candidacy shall be filed not sooner than the 15th day after the date of the primary election and not later than the 70th day before the date of the general election. A candidate who is nominated under this subsection may withdraw candidacy under ORS 249.830.

(3) All nominating petitions and declarations of candidacy shall be filed with the city elections officer. If the city charter or ordinance provides a manner of filing for nomination, a candidate for any office of that city shall file in that manner.