Blog
Washington’s New Millionaires Tax Is Now Law: What High‑Income Households and Business Owners Should Know
Mar. 24, 2026
Washington has enacted a new 9.9% Millionaires’ Tax that will affect certain high‑income households beginning in 2028. While the effective...
Washington State Tax Changes: New Requirements and Opportunities to Stay Compliant
Mar. 04, 2026
If you do business in Washington, you’ve probably heard rumblings about the state’s major tax changes under ESSB 5814. And...
Washington’s Proposed “Millionaire Tax” Beginning 2029: What You Need to Know
Feb. 03, 2026
On December 22, 2025, Governor Ferguson announced his plans for a “Millionaire Tax” to help fund Washington’s future public investments....
Washington’s Annual Business and Occupation Tax Reconciliation of Apportionable Income Due by October 31, 2024
Sep. 04, 2024
A quick reminder to businesses that engage in apportionable business activities in the state of Washington: you must file an...
Washington’s Supreme Court Upholds the New Capital Gains Tax
Mar. 24, 2023
Update 11/12/2024: Washington voters have voted down Initiative 2109, which sought to repeal the capital gains tax. This means that...