Washington Revised Code Title 60. Liens § 60.08.020. Notice of lien--Contents--Form

In order to make such lien effectual, the lien claimant shall, within ninety days from the date of delivery of such chattel to the owner, file in the office of the auditor of the county in which such chattel is kept, a lien notice, which notice shall state the name of the claimant, the name of the owner, a description of the chattel upon which the claimant has performed labor or furnished material, the amount for which a lien is claimed, and the date upon which such expenditure of labor or material was completed, which notice shall be signed by the claimant or someone on his or her behalf, and may be in substantially the following form: