Wash. Rev. Code § 88.16.180
Except as otherwise provided in RCW 88.16.070(3), any registered oil tanker of five thousand gross tons or greater, shall be required:
[ 2025 c 417 s 1102; 1991 c 200 s 602; 1983 c 3 s 231; 1975 1st ex.s. c 125 s 2.]
Expiration date—2025 c 417 ss 1102 and 1103: "Sections 1102 and 1103 of this act expire July 1, 2027." [ 2025 c 417 s 1410.]
Effective date—2025 c 417 ss 101-103, 406, 701-709, 808-814, 1102, 1103, and 1305: See note following RCW 82.38.030.
Findings—Intent—2025 c 417: See note following RCW 82.38.030.
Effective dates—1991 c 200: See RCW 90.56.901.
Severability—1975 1st ex.s. c 125: See notes following RCW 88.16.170.