If it becomes law, the bill (WA HB1554) would begin a phased-in restriction on the “selling, distributing, or otherwise making available to consumers” leaded avgas in Washington state starting Jan. 1, 2024. The restrictions would initially be placed on airports in the areas of greatest population, with additional restrictions culminating in a complete ban for the entire state in 2030.
Source: general aviationBill introduced in Washington state to ban 100LL