Washington State Taxes
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Cliff Planning Before Washington's 2028 Income Tax: How to Use 2026 and 2027
2026 and 2027 are the last two years you can recognize income without Washington's 9.9% income tax. Here is how to use them.
Washington vs. California: Residency Safe Harbors Compared
Washington has a statutory 30-day safe harbor for domiciled residents who leave. California's safe harbor requires 546 consecutive days outside the state under an employment contract. Here's how they compare — and why the differences matter for founders and investors.
Big Private Company Gain in Washington? Your 2028 Planning Window Is Closing
If you hold pre-IPO stock or a large illiquid position, Washington's 9.9% income tax starts in 2028. Here's why your planning window is closing and what to do.
Washington's Capital Gains and Income Tax: How to Leave Washington (Domicile Strategy Guide)
ESSB 6346 begins Jan 1, 2028. Leaving Washington to avoid the 9.9% income tax hinges on domicile—this guide covers proof and audit triggers.
The 183-Day Rule (Washington): Why Counting Days Isn't Enough
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.
Where to Go: Texas, Nevada, Florida, Wyoming, and Tennessee Compared for Washington Expatriates
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.
Trust Planning for Washington High Earners: ING, NING, and DING Trusts Under ESSB 6346
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.
Washington’s 9.9% Income Tax & QSBS: Timing Section 1202, Your Sale, and Your Move
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: The Marriage Penalty in ESSB 6346 (and How to Plan)
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.