Washington does not have a state income tax for individuals, however the state imposed a capital gains tax for gains above $250,000 realized after January 1, 2022, however this capital gains tax does not include gains subject to QSBS treatment. Federal QSBS Exclusions and State Tax Implications Allowing capital gains tax exclusions for Qualified Small … Continue reading Washington Qualified Small Business Stock (QSBS) and Investor Tax Incentives