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Disposition of evidence guidelines and worksheet

These are the King County Prosecuting Attorney’s Office guidelines for the disposition of police evidence.

Purpose and Scope

These guidelines are not legal advice. When addressing issues relating to disposition of evidence, you must first consult with your police agency’s legal advisor.

These guidelines are only intended to provide information about relevant timelines for criminal prosecution.

This document replaces all prior versions. Please always consider whether there are co-defendants or uncharged suspects for whom this evidence MAY be needed. Also consider that in case of a conviction there MAY be appeals or personal restraint petitions pending in the appellate courts. When in doubt, contact the KCPAO.

View the Disposition of Evidence Guidelines and Worksheet (Revised January 2024) (1.3MB)

Download the KCPAO Disposition of Evidence Worksheet (22KB)