Section 64.37.040 - Short-term rental platforms(1) No short-term rental platform may engage in the business in the state of Washington unless the short-term rental platform is in compliance with the requirements of this chapter.(2) A short-term rental platform must register with the department.(3) Short-term rental platforms must inform all operators who use the platform of the operator's responsibilities to collect and remit all applicable local, state, and federal taxes unless the platform does this on the operator's behalf.(4) Short-term rental platforms must inform all operators who use the platform of short-term rental safety requirements required in this chapter.(5) Short-term rental platforms must provide all operators who use the platform with written notice, delivered by mail or electronically, that the operator's personal insurance policy that covers their dwelling unit might not provide liability protection, defense costs, or first party coverage when their property is used for short-term rental stays.