Washington Revised Code Title 65. Recording, Registration, and Legal Publication § 65.08.110. Certified copies--Effect

A copy of a record, when certified or authenticated to entitle it to be read in evidence, may be recorded in any office where the original instrument would be entitled to be recorded.  Such record has the same effect as if the original were so recorded.  A copy of the record of a conveyance of or other instrument affecting separate parcels of real property situated in more than one county, when certified or authenticated to entitle it to be read in evidence may be recorded in the office of the recording officer of any county in which any such parcel is situated with the same effect as though the original instrument were so recorded.