A Washington Notice of Arbitration Hearing Date is a legal document that is sent to parties involved in an arbitration proceeding in the state of Washington. This notice includes information such as the date, time, and place of the hearing, as well as the names of all involved parties. There are two types of Washington Notice of Arbitration Hearing Date. The first type is a Premiering Notice, which is sent to all parties prior to the hearing to provide them with the necessary information to prepare for the proceeding. The second type is a Post-Hearing Notice, which is sent after the hearing to inform parties of the decision and any orders that may have been issued by the arbitrator.