
In Colorado, signatures were submitted to the secretary of state on July 15, 2026, for a ballot initiative to cap individual and corporate income tax rates at 4.4% of a taxpayer's federal taxable income. The Colorado secretary of state's office has until Sept. 2, 2026, to review the signatures to determine whether the petition contains…

In Washington, signatures were submitted to the secretary of state on July 2, 2026, for a ballot initiative that would repeal legislation establishing an income tax for certain households and ban income taxes altogether. More specifically, the measure would repeal Senate Bill 6346 (SB 6346), which imposes a 9.9% tax on household income exceeding $1…