ORS § 224.270
All proceedings and elections had prior to March 9, 1935, in cities of less than 100,000 population under ORS 224.232 and 224.270 are validated. All bonds voted prior to March 9, 1935, by any municipality, as defined in ORS 224.210 (1971 Replacement Part), for a sanitary disposal of sewage under ORS 224.210 to 224.260 (1971 Replacement Part) shall, when issued and sold, be legal and binding obligations of the municipality if the issuance of bonds for that purpose has been authorized and approved by a majority vote of the electors voting on the question and regardless of whether the question was submitted to the electors by the council or other governing body by resolution, ordinance or by charter amendment. The governing body of the municipality may, either before or after issuing the bonds, adopt plans, specifications and estimates for a sanitary disposal of sewage with or without following any previous plans, specifications, estimates or methods.
ORS 224.270