Wash. Admin. Code § 284-43-5602
A nongrandfathered individual or small group health benefit plan offered, issued, amended, or renewed on or after January 1, 2017, must, at a minimum, include coverage for essential health benefits. "Essential health benefits" means all of the following:
(2) The services and items covered by a health benefit plan that are within the categories defined in RCW 48.43.005 as "essential health benefits" including, but not limited to:
[Statutory Authority: RCW 48.02.060, 48.49.110, 2024 c 366, 2025 c 25, and 2025 c 171. WSR 26-01-148 (Matter R 2025-12), s 284-43-5602, filed 12/19/25, effective 1/19/26. Statutory Authority: RCW 48.02.060, 48.43.012, 48.43.01211, 48.43.0123, 48.43.0124, 48.43.0126, 48.43.0127, 48.43.0128, and 48.43.715. WSR 20-03-114 (Matter No. R 2019-10), § 284-43-5602, filed 1/16/20, effective 2/16/20. WSR 16-01-081, recodified as § 284-43-5602, filed 12/14/15, effective 12/14/15. Statutory Authority: RCW 48.21.241, 48.21.320, 48.44.460, 48.44.341, 48.46.291, 48.46.530, and 48.43.715. WSR 15-20-042 (Matter No. R 2015-02), § 284-43-8651, filed 9/29/15, effective 9/29/15.]