161.300 Evidence of qualifying mental disorder admissible as to intent. Evidence that the actor suffered from a qualifying mental disorder is admissible whenever it is relevant to the issue of whether the actor did or did not have the intent which is an element of the crime. [1971 c.743 §37; 2017 c.634 §4]
Stored review status: 2025_edition_later_amendments_unresolved. A text match is a research starting point; applicability is not established.
Official chapter context and edition notices
TITLE 16
CRIMES AND PUNISHMENTS
Chapter 161. General Provisions
162. Offenses Against the State and Public Justice
163. Offenses Against Persons
163A. Sex Offender Reporting and Classification
164. Offenses Against Property
165. Offenses Involving Fraud or Deception
166. Offenses Against Public Order; Firearms and Other Weapons; Racketeering
167. Offenses Against General Welfare and Animals
169. Local and Regional Correctional Facilities; Prisoners; Juvenile Facilities
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Chapter 161 — General Provisions
Uncodified sections printed in this chapter were amended or repealed by the Legislative Assembly during its 2026 regular session. See the table of uncodified sections amended or repealed during the 2026 regular session: 2026 A&R Tables
2025 EDITION
GENERAL PROVISIONS
CRIMES AND PUNISHMENTS
PRINCIPLES
CRIMINAL LIABILITY
PARTIES TO CRIME
JUSTIFICATION
RESPONSIBILITY
(Temporary provisions relating to maximum periods of commitment and community restoration are compiled as notes following ORS 161.371)
INCHOATE CRIMES
CLASSES OF OFFENSES
DISPOSITION OF OFFENDERS
AUTHORITY OF SENTENCING COURT
PRINCIPLES
File SHA-256: 8773685681f1bf26a63d62a05c338a6e76c17f6dd1b69da0a77625951fdf2fe5. The original may include catalog metadata, neighboring provisions, or embedded records outside this collection's scope. This page displays the selected Oregon section record with its printed versions and adjoining notes. Historical editions and unverified snapshots are not a statement of current law.
Authority boundary: official snapshot extraction not current law verified.
Stable record: oregon_criminal_law:legal_authorities:161.300 Source file: ors161.html Pages: Not recorded – Not recorded Passage SHA-256: f9713f80ae7d0d3f20519855a203f2d6ec34a6fb3def82d12d9916279c0d8421 Retained source evidence SHA-256: 8773685681f1bf26a63d62a05c338a6e76c17f6dd1b69da0a77625951fdf2fe5
Source location: ORS 161.300 (all printed versions and notes)
Stored source content
161.300 Evidence of qualifying mental disorder admissible as to intent. Evidence that the actor suffered from a qualifying mental disorder is admissible whenever it is relevant to the issue of whether the actor did or did not have the intent which is an element of the crime. [1971 c.743 §37; 2017 c.634 §4]
Cross-references
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Oregon criminal law — ORS Title 16 (2025 snapshot) · legal_authorities
161.309 Notice of mental defense; when report required; contents of report; plea. (1) The defendant may not introduce evidence on the issue of insanity under ORS 161.295, unless the defendant:
(a) Gives notice of intent to do so in the manner provided in subsection (3) of this section; and
(b) Files with the court a report of a psychiatric or psychological evaluation, conducted by a certified evaluator, in the manner provided in subsection (4) of this section.
(2) The defendant may not introduce in the case in chief expert testimony regarding partial responsibility or diminished capacity under ORS 161.300 unless the defendant gives notice of intent to do so in the manner provided in subsection (3) of this section.
(3)(a) A defendant who is required under subsection (1) or (2) of this section to give notice shall file a written notice of purpose at least 45 days before trial.
(b) Notwithstanding paragraph (a) of this subsection, the court may, for good cause, permit the defendant to file the notice within 45 days before trial.
(c) If the defendant fails to file notice under this subsection, the defendant may not introduce evidence for the establishment of a defense under ORS 161.295 or 161.300 unless the court, in its discretion, permits the evidence to be introduced where just cause for failure to file the notice is shown.
(4) A defendant who is required under subsection (1) of this section to file a report of a psychiatric or psychological evaluation shall file the report before trial. The report must be based on an evaluation conducted after the date of the alleged offense and must address the issue of insanity under ORS 161.295 and the dispositional determination described in ORS 161.325. If the defendant fails to file a complete report before trial, the defen