Wash. Rev. Code § 51.04.060 : — INDUSTRIAL INSURANCEGENERAL PROVISIONS — No evasion of benefits or burdens TEXT PDF No employer or worker shall exempt himself or herself from the burden or waive the benefits of this title by any contract, agreement, rule or regulation, and any such contract, agreement, rule or regulation shall be pro tanto void. RCW 51.04.060 1977 ex.s. c 350 § 3; 1961 c 23 § 51.04.060. Prior: 1911 c 74 § 11; RRS § 7685.