Oregon Revised Statutes Public Financial Administration § 294.451

(1) When a notice, budget summary or other document is required to be published under any provision of ORS 294.305 to 294.565, publication of the document shall be considered sufficient for all purposes if a good faith effort is made by the budget officer of the municipal corporation to publish by any one or more of the methods described in ORS 294.311 (35), notwithstanding any defect in the publication, including but not limited to:

(2) At the first regularly scheduled meeting of the governing body of the municipal corporation that is held following the discovery of any publication error described in subsection (1)(a), (c) or (d) of this section, the budget officer shall advise the governing body in writing of the error and shall correct the error by testimony before the governing body at the meeting. If the error relates to the calculation of ad valorem property taxes, the budget officer shall immediately notify the county assessor of the error in writing, identifying the correct ad valorem property tax.