(1) General. Certification of the file to the chairperson as provided in RCW 49.60.250 in case of failure to reach an agreement under RCW 49.60.240 for the elimination of an unfair practice shall be done in the manner provided in this section.

(2) Who certifies. Certification shall be done by the clerk.

(3) Form of certificate. The certificate shall be in writing and dated and signed by the clerk and shall be in substantially the following form: "I certify that the attached is the entire file, including the complaint and all findings made, of the Washington state human rights commission staff for the complaint included in the file."

(4) Custody of file. The certified file, including the certificate, shall be held in the custody of the clerk, who shall see that it is available for use by the chairperson of the commission and counsel for the commission, and for examination and copying by others.