Oregon Revised Statutes Crimes and Punishments § 162.105

(1) It is a defense to a prosecution for perjury or false swearing committed in an official proceeding that the defendant retracted the false statement:

(2) “Official proceeding,” as used in this section, means a proceeding before any judicial, legislative or administrative body or officer, wherein sworn statements are received, and includes any referee, hearing examiner, commissioner, notary or other person taking sworn statements in connection with such proceedings. Statements made in separate stages of the same trial or administrative proceeding shall be considered to have been made in the course of the same proceeding.