RCW 90.48.140: Penalty.

Any person found guilty of willfully violating any of the provisions of this chapter or chapter 90.56 RCW, or any final written orders or directive of the department or a court in pursuance thereof is guilty of a gross misdemeanor, and upon conviction thereof shall be punished by a fine of up to ten thousand dollars and costs of prosecution, or by imprisonment in the county jail for up to three hundred sixty-four days, or by both such fine and imprisonment in the discretion of the court. Each day upon which a willful violation of the provisions of this chapter or chapter 90.56 RCW occurs may be deemed a separate and additional violation.