RCW 60.76.010: Lien authorized.

Every employer who is required to pay contributions, by agreement or otherwise, into a fund of any employee benefit plan in order that his or her employee may participate therein, shall pay such contributions in the required amounts and at the stipulated time or each employee affected thereby shall have a lien on the earnings and on all property used in the operation of said employer's business to the extent of the moneys, plus any penalties, due to be paid by or on his or her behalf in order to qualify him or her for participation therein, and for any moneys expended or obligations incurred for medical, hospital, or other expenses to which he or she would have been entitled had such required contributions been paid.