The 183-day rule sounds simple — spend less than 183 days in a state and you're safe. In practice, day-counting is where residency audits are won and lost. Here is how it actually works and what your log needs to show.
If ESSB 6346 is pushing you out of Washington, the next question is where to land. Each of the five leading no-income-tax destinations has a different trade-off on estate tax, asset protection, climate, and practical West Coast access.
Non-grantor trusts sitused outside Washington can shift investment income out of a high earner's AGI and away from the 9.9% tax. Here's how the INGs, NINGs, and DINGs actually work — and where they don't.
For Washington founders, coordinating Section 1202/QSBS with Washington’s 7% capital gains tax and the new 9.9% income tax is the most important pre-2028 planning analysis. Here is how to sequence it.
Washington’s 9.9% income tax (ESSB 6346) uses a $1 million threshold per household, not per person. That creates a marriage penalty: two unmarried high earners can avoid tax while a married couple pays a five-figure bill. Here’s the math—and planning ideas.
A plain-English breakdown of what counts as taxable income under Washington's ESSB 6346 — wages, capital gains, QSBS, pass-through income, and more.
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.
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 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.
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.
