No pilotage service provider shall charge, collect, or receive, and no person, firm, corporation, or association shall pay for pilotage or other services performed that is any greater, less, or in a different amount, directly or indirectly, than the rates or charges approved by the commission.
[Statutory Authority: RCW 80.01.040, 80.04.160, 81.116.020, and 81.116.900. WSR 19-11-012 (Docket TP-180402, General Order R-596), ยง 480-160-090, filed 5/3/19, effective 6/3/19.]