Wash. Rev. Code » Washington Court Rules / Rules of Evidence (ER) / Title 6 Witnesses
Revised Code of Washington

Wash. R. Evid. 603 (2026)

ER 603. Oath or Affirmation

✓ current as of May 2026
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ER 603 OATH OR AFFIRMATION

Before testifying, every witness shall be required to declare that the witness will testify truthfully, by oath or affirmation administered in a form calculated to awaken the witness' conscience and impress the witness' mind with the duty to do so.

[Amended effective September 1, 1992.]

Comment 603

[Deleted effective September 1, 2006.]