RCW 89.30.706: Delinquency and sale in general improvement and divisional districts—Certificate of sale in duplicate, contents.

After receiving the amount of assessments, interest and costs, the county treasurer must make out in duplicate a certificate dated on the day of the sale stating (when known) the names of the persons assessed, a description of the land sold, the amount paid therefor, that it was sold for assessments giving the amount and year of assessment, and specifying the time when the purchaser shall be entitled to a deed.