Washington statute
RCW 9A.72.020 — Perjury in the first degree
Current through 2026 Regular Session
Part of Chapter 9A.72: Perjury And Interference With Official Proceedings, Revised Code of Washington.
Criminal charges under this statute
Full text of RCW 9A.72.020
Statutory text current through the 2026 Regular Session. This publication reproduces the official text of the Revised Code of Washington from the Code Reviser's published files; it is not the official statutes of the State of Washington.
(1) A person is guilty of perjury in the first degree if in any official proceeding he or she makes a materially false statement which he or she knows to be false under an oath required or authorized by law.
(2) Knowledge of the materiality of the statement is not an element of this crime, and the actor's mistaken belief that his or her statement was not material is not a defense to a prosecution under this section.
(3) Perjury in the first degree is a class B felony.
Official sources
Legal terms used in this section
Questions this section answers
Is perjury in the first degree a felony or a misdemeanor in Washington?
Perjury in the first degree is a Class B Felony in Washington under RCW 9A.72.020.
Which Washington statute covers perjury in the first degree?
Perjury in the first degree is governed by RCW 9A.72.020 (Perjury in the first degree).
This reference is informational and is not legal advice.