WAC 296-123-050

(1) An employer may not:

(a) Seek or inquire about the wage or salary history of an applicant for employment from the applicant or a current or former employer, even if the question is optional; or

(b) Require that an applicant's prior wage or salary history meet certain criteria such as being above a minimum threshold, except as provided in subsection (2) of this section.

(2) An employer may confirm an applicant's wage or salary history:

(a) If the applicant has voluntarily disclosed the applicant's wage or salary history; or

(b) After the employer has negotiated and made an offer of employment with compensation to the applicant and the offer has been accepted by the applicant.

(3) An employer may not reduce the compensation offered to an applicant after confirming the applicant's wage or salary history.

(4) An individual is entitled to the remedies in RCW 49.58.060 and 49.58.070 and associated rules for violations of this section. Recovery of any wages and interest must be calculated from the first date wages were owed to the employee.