2015 ORS § 255.345¹
Special election dates
(1) Except as provided in subsection (2) of this section, a special election called by a district elections authority shall not be held on any date other than:
(a) The second Tuesday in March;
(b) The third Tuesday in May;
(c) The third Tuesday in September; or
(d) The first Tuesday after the first Monday in November.
(2) A special election may be held on a date other than that provided in subsection (1) of this section, if the district elections authority by resolution finds that an election sooner than the next available election date is required on a measure to finance repairs to property damaged by fire, vandalism or a natural disaster.
(3) As used in this section, district elections authority means the body or officer authorized or required to call an election for a public corporation formed under, and deriving its powers solely from, the statutes of this state, but does not include a city or county. [Formerly 259.260 [bad link]; 1981 c.639 §9; 1989 c.923 §17; 1991 c.71 §4; 1993 c.713 §53; 1995 c.607 §51; 1995 c.712 §116]