RCW 62A.3-525
RCW 62A.3-525: Consequences for failing to comply with requirements.
No interest, collection costs, and attorneys' fees, except handling fees, are recoverable on any dishonored check under the provisions of RCW 62A.3-515 where a person entitled to such recovery or any agent, employee, or assign has demanded: (1) Interest or collection costs in excess of that provided by RCW 62A.3-515 ; or (2) Interest or collection costs prior to the expiration of fifteen days after the mailing of notice of dishonor, as provided by RCW 62A.3-515 and 62A.3-520 ; or (3) Attorneys' fees either without having the fees set by the court, or prior to the expiration of fifteen days after the mailing of notice of dishonor, as provided by RCW 62A.3-515 and 62A.3-520 .