Wash. Rev. Code § 70A.325.110
(2) To the extent of their participation in the program, the activities and operations of the insurer selected by the director to provide liability insurance coverage to owners and operators of underground storage tanks are exempt from the requirements of Title 48 RCW except for:
[ 2020 c 156 s 5; 1990 c 64 s 10; 1989 c 383 s 10. Formerly RCW 70.148.090.]