Washington State Taxes
Washington’s Capital Gains Tax Charitable Deduction Has a Hidden Catch
Washington’s capital gains tax charitable deduction has a hidden limitation. Not all charities qualify—here’s what founders and high earners need to know.
When to Exercise Stock Options at a Startup: A Decision Framework
Exercise too early and you risk cash on a company that might fail. Wait too long and you face a crushing tax bill. Here's a framework for making the decision — including why Washington residents face a closing window before 2028.
The Alternative Minimum Tax and Stock Options: A Complete Guide for Washington Startup Employees
The AMT can create a six-figure tax bill on stock you can't sell. Here's how it works, what changed in 2026, and why Washington residents have a shrinking window to exercise ISOs before state income tax arrives in 2028.
RSUs and Washington State's New Taxes: What Seattle Tech Employees Need to Know
Washington's capital gains tax and new income tax create layered obligations for RSU holders. Here's how the taxes apply, where the traps are, and what Seattle tech employees can do about it.
State Tax Comparison for Startup Founders: Where to Incorporate and Where to Live
A comprehensive guide comparing income tax, capital gains, QSBS conformity, and estate tax across 11 states — plus scenario analysis and planning strategies for startup founders approaching an exit.
Stock Option Exercise Timing: Planning Before Washington's 2028 Income Tax
Washington's new 9.9% income tax takes effect January 1, 2028. For startup employees and founders with stock options, 2027 is the last full year to exercise without state income tax.
ING Trusts Won't Save You from Washington's Income Tax. Here's What Might.
ESSB 6346 includes explicit anti-avoidance provisions that pull ING trust income back into the grantor's Washington taxable income. ING trusts are dead for Washington tax purposes — but other trust strategies may still work.
The Washington Supreme Court Just Fast-Tracked the Income Tax Referendum Case. Here's What It Means.
The Washington Supreme Court just fast-tracked the referendum challenge to the income tax. The case goes to the full court April 30 — and the outcome could put the 9.9% tax on the November ballot.