Governor Ferguson signs Substitute Senate Bill No. 5314, May 20, 2025. Relating to modifying the capital gains tax under chapter 82.87 RCW and related statutes by closing loopholes, replacing the business and occupation tax credit with a capital gains tax credit, clarifying ambiguities and making technical corrections in a manner that is not estimated to affect state or local tax collections, modifying the credit for taxes paid in other jurisdictions, treating spouses and domestic partners more consistently, modifying and adding definitions, creating a late
Primary Sponsor: Sen. Derek Stanford