Wash. Rev. Code » Washington Court Rules / Rules of Evidence (ER) / Title 4 Relevancy and Its Limits
Revised Code of Washington

Wash. R. Evid. 406 (2026)

ER 406. Habit; Routine Practice

✓ current as of May 2026
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ER 406 HABIT; ROUTINE PRACTICE

Evidence of the habit of a person or of the routine practice of an organization, whether corroborated or not and regardless of the presence of eyewitnesses, is relevant to prove that the conduct of the person or organization on a particular occasion was in conformity with the habit or routine practice.

[Adopted effective April 2, 1979.]

Comment 406

[Deleted effective September 1, 2006.]