(1) A person is guilty of tampering with physical evidence if, having reason to believe that an official proceeding is pending or about to be instituted and acting without legal right or authority, he or she:

Attorney's Note

Under the Washington Code, punishments for crimes depend on the classification. In the case of this section:
ClassPrisonFine
gross misdemeanorup to 364 daysup to $5,000
For details, see Wash. Rev. Code § 9A.20.021

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Terms Used In Washington Code 9A.72.150

  • Evidence: Information presented in testimony or in documents that is used to persuade the fact finder (judge or jury) to decide the case for one side or the other.
  • Official proceeding: means a proceeding heard before any legislative, judicial, administrative, or other government agency or official authorized to hear evidence under oath, including any referee, hearing examiner, commissioner, notary, or other person taking testimony or depositions;
Washington Code 9A.72.010
  • person: may be construed to include the United States, this state, or any state or territory, or any public or private corporation or limited liability company, as well as an individual. See Washington Code 1.16.080
  • (a) Destroys, mutilates, conceals, removes, or alters physical evidence with intent to impair its appearance, character, or availability in such pending or prospective official proceeding; or
    (b) Knowingly presents or offers any false physical evidence.
    (2) “Physical evidence” as used in this section includes any article, object, document, record, or other thing of physical substance.
    (3) Tampering with physical evidence is a gross misdemeanor.