Wash. Admin. Code § 434-261-140
Prior to certifying the election, the county auditor shall exercise due diligence to confirm that all returned ballots have been received, processed, and reconciled, and that no ballots have been untabulated erroneously. Due diligence may include:
[Statutory Authority: RCW 29A.04.611. WSR 12-14-074, § 434-261-140, filed 7/2/12, effective 8/2/12.]