Washington Revised Code Title 7. Special Proceedings and Actions § 7.04A.040. Effect of agreement to arbitrate--Nonwaivable provisions

(1) Except as otherwise provided in subsections (2) and (3) of this section, the parties to an agreement to arbitrate or to an arbitration proceeding may waive or vary the requirements of this chapter to the extent permitted by law.

(2) Before a controversy arises that is subject to an agreement to arbitrate, the parties to the agreement may not:

(3) The parties to an agreement to arbitrate may not waive or vary the requirements of this section or RCW 7.04A.030 (1)(a) or (2), 7.04A.070, 7.04A.140, 7.04A.180, 7.04A.200 (3) or (4), 7.04A.220, 7.04A.230, 7.04A.240, 7.04A.250 (1) or (2), 7.04A.901, 7.04A.903, section 50, chapter 433, Laws of 2005, or section 51, chapter 433, Laws of 2005.