Oregon Revised Statutes Trade Regulations and Practices § 646.170

Any defendant in an action brought under the provisions of ORS 646.140 to 646.160 may be required to testify under the provisions of ORCP 65 or by deposition. In addition, the books and records of any such defendant may be brought into court and introduced, by reference, into evidence. No information so obtained may be used against the defendant as a basis for a criminal prosecution under ORS 646.990 (1).