Pevita Pearce
Despite intense rhetoric and stark warnings about fiscal futures and clandestine tax strategies, neither side in the contentious battle over Washington State’s new "millionaires tax" managed a decisive victory during a spirited Seattle Times-KING 5 debate held Thursday night. The initiative, Proposition 645, seeks to repeal the tax on high earners, igniting a passionate debate that has permeated legislative chambers and is now captivating the public as the election draws near.
Former U.S. Representative Jaime Herrera Beutler, a prominent voice for the Initiative 645 campaign, reiterated throughout the hour-long exchange the core argument of opponents: that the 9.9% tax levied on household incomes exceeding $1 million, slated to take effect in 2028, represents an insidious first step toward a statewide income tax applicable to all Washington residents. "Income tax supporters want you to believe this is only for millionaires, but this is coming for Washingtonians," Herrera Beutler asserted, her message echoing the concerns of many who fear a gradual expansion of the tax burden. The debate, expertly moderated by Seattle Times political reporter Jim Brunner and KING 5 news anchor Joyce Taylor, highlighted the deep divisions surrounding the measure.
Countering this narrative with equal fervor was April Sims, president of the Washington State Labor Council, AFL-CIO, representing the "No on 645" campaign. Sims steadfastly assured voters that the tax, a product of the 2026 legislative session, is meticulously crafted to target only the state’s wealthiest individuals. She emphasized its critical role in funding essential services like education and healthcare, and in averting a projected $13 billion budget shortfall. "I-645 would give the wealthiest people in our state a $13 billion tax break and put investments in healthcare and education at risk," Sims declared, framing the repeal as a direct threat to vital public services.
The high-earners income tax has emerged as a central issue in the 2026 election cycle, a consequence of its passage in the waning days of the legislative session as lawmakers grappled with a significant budget deficit. Voters face a clear choice on November 3rd: a "yes" vote signifies a repeal of the tax, while a "no" vote upholds its implementation. With ballots scheduled to be mailed to registered voters next week, the campaign’s intensity is escalating, evidenced by the recent launch of extensive television advertising across the state. The debate has also cast a long shadow over legislative races and contests for five open seats on the nine-member State Supreme Court.
Should the tax withstand the repeal effort, its constitutionality is virtually guaranteed to be a subject of judicial review. Opponents contend that the tax contravenes a 1933 state Supreme Court ruling that deemed a prior income tax unconstitutional. This legal precedent has fueled significant opposition from business groups and affluent residents since the tax’s inception. Notable figures such as Bellevue developer Kemper Freeman and Redmond hedge fund manager Brian Heywood have been vocal critics, warning that the tax will disincentivize employers and entrepreneurs, driving them to states with more favorable tax climates and further destabilizing an already precarious economy. They have also characterized the tax as a politically motivated arrangement between Democratic lawmakers and public-sector unions, whose financial well-being is closely tied to the state’s revenue streams.
However, the central argument advanced by tax opponents, as clearly articulated during the debate, rests on persuading voters that Democratic intentions extend beyond the current $1 million threshold, ultimately aiming to broaden the tax base to encompass a larger segment, or even all, of Washington households. To buttress this claim, Herrera Beutler highlighted a proposal that Democrats declined to advance during the last legislative session, which would have codified the $1 million income threshold. "Why would they do that if they don’t intend to lower it?" Herrera Beutler questioned, suggesting a deliberate omission. She further argued that the majority party’s repeated struggles to control spending and address fiscal shortfalls inevitably point towards future efforts to seek new revenue sources.
Sims, in response, dismissed the notion of lowering the income tax threshold as politically unfeasible. "The voters don’t support it. The governor doesn’t support it," she stated, referencing Governor Bob Ferguson’s commitment to veto any legislative attempt to reduce the tax threshold.
Economic Realities: Exodus or Investment?
A significant pillar of the repeal argument posits that the tax will undermine Washington’s appeal to skilled entrepreneurs and is already precipitating an outflow of businesses and individuals to jurisdictions with lower tax burdens. Herrera Beutler articulated this concern, stating that a quarter of small-business owners are considering relocation or restructuring due to the tax. "So even if a small percentage of them actually do that, that means lost jobs for working-class Washingtonians. It means an economy that’s going to shrink," she warned.
Conversely, Sims cited economic research suggesting that the number of wealthy taxpayers who relocate in response to tax increases is typically modest. A leading researcher in "wealth flight" has indicated that while some high-earners in Washington may depart, the net loss is expected to be minimal, estimated at around 1.9%, or approximately 475 individuals out of the 25,000 filers projected to be affected by the tax. "There is no evidence to support that there will be some mass exodus of the super wealthy folks in our state," Sims asserted.
Instead, Sims argued that the "millionaires tax" would bolster the state’s economy by ensuring that its workforce receives the necessary education and training for future employment opportunities. She reiterated the tax supporters’ perspective that the measure is a crucial step toward rebalancing Washington’s historically regressive tax system. The state’s current reliance on sales and business taxes disproportionately burdens lower-income residents and small businesses, a situation exacerbated by the absence of a broad-based income tax. Sims characterized the existing system as "fundamentally unfair."
The "millionaires tax," according to Sims, aims to redistribute the tax burden through provisions that include reductions in business taxes, an expansion of the Working Families Tax Credit, and the exemption of essential household items like diapers and toothpaste from sales tax. Opponents of the "millionaires tax," however, while expressing support for these tax relief measures, argue for more comprehensive cuts, including a reduction in the state’s carbon-related fuel tax. Herrera Beutler contended that the tax relief offered through the high-earners tax "does nothing for actual working families."
Unpacking the Nuances: Legal Challenges and Voter Sentiment
The "millionaires tax" has served as a significant ideological litmus test for Washington voters, occurring against a backdrop of broader concerns about the state’s fiscal health. Since the State Supreme Court’s 1933 ruling against an income tax, voters have consistently rejected such proposals, most recently in 2010, when a measure failed by a substantial 64% margin. The "millionaires tax," however, has garnered somewhat more favorable public opinion.
A recent poll indicated that 57% of voters oppose efforts to repeal the tax, with only 35% in favor, contingent upon voters being presented with the legally mandated ballot language that outlines the potential fiscal consequences of a repeal. When this explanatory language was omitted, opposition to the repeal dropped to 44%, with 40% in favor and 16% undecided. Proponents of the repeal sought to have this clarifying language removed from the ballot. However, a last-minute legal challenge to the wording was ultimately rejected by the State Supreme Court in early September, ending in a 4-4 split decision.
The debate over Initiative 645 underscores a fundamental tension in Washington State’s fiscal policy: how to generate sufficient revenue for public services without unduly burdening middle and lower-income citizens, while simultaneously navigating historical legal precedents and deeply entrenched political ideologies. As Election Day approaches, voters will be tasked with weighing the immediate fiscal needs of the state against concerns about the long-term implications of its tax structure and the potential for legislative or judicial overreach. The outcome of this initiative will undoubtedly shape the future of public finance in Washington for years to come.
