Public Law 86-272’s vague language, limited scope, and failure to evolve with modern commerce has rendered it increasingly ineffective, burdening businesses with heightened litigation and compliance challenges.
26 min read
The Trump tariffs amount to an average tax increase per US household of $1,200 in 2025 and $1,600 in 2026.
45 min read
Examples from other countries and US states show that well-designed user fees can fund transportation infrastructure effectively.
19 min read
With Proposition 2 ½, property taxes in Massachusetts are still high, but without it, property tax bills would have risen significantly more than they already have in the past 40 years.
12 min read
Due to the incentive for jurisdictions to implement a qualified domestic minimum top-up tax (QDMTT), Pillar Two leaves a geographic asymmetry. Additional tax revenues would predominantly accrue to low-tax jurisdictions, with high tax jurisdictions receiving little to no increase.
2 min read
The State Tax Competitiveness Index enables policymakers, taxpayers, and business leaders to gauge how their states’ tax systems compare. While there are many ways to show how much state governments collect in taxes, the Index evaluates how well states structure their tax systems and provides a road map for improvement.
122 min read
The 2025 Spanish Regional Tax Competitiveness Index allows policymakers and taxpayers to evaluate and measure how their regions’ tax systems compare.
7 min read
New evidence shows the scale and distribution of compliance costs for EU firms affected by Pillar Two, i.e., the “Global Minimum Tax.”
6 min read
While there are many factors that affect a country’s economic performance, taxes play an important role. A well-structured tax code is easy for taxpayers to comply with and can promote economic development while raising sufficient revenue for a government’s priorities.
93 min read
Backfilling forgone local property tax revenue through new state taxes is difficult because it dramatically shifts overall tax burdens, undermines local accountability, and cannot easily adjust for changing population mixes.
20 min read
Policymakers are considering ways to extend the enhancements made to Affordable Care Act premium tax credits that expire at the end of the year, which could cost $350 billion over the next decade. Any expansion of the credits should be offset by reducing other healthcare subsidies or preferences in the tax code, the largest of which is the exclusion for employer-sponsored health insurance (ESI) premiums, estimated to cost more than $5 trillion over the next decade due to reduced income and payroll tax revenue.
10 min read
Tax-preferred private retirement accounts often have complex rules and limitations. Universal savings accounts could be a simpler alternative—or addition—to many countries’ current system of private retirement savings accounts.
23 min read
While the OBBBA brings some stability by making many of the TCJA’s reforms permanent, it generally fails to reform the tax code’s accumulating complexity.
31 min read
For Congress, work on the One Big Beautiful Bill Act is done. But in state capitols, the work has not yet begun. Many of the tax changes in the federal reconciliation act flow through to state tax codes—automatically in some states, and subject to an update in states’ Internal Revenue Code conformity date in others.
39 min read
Our experts explain how this major tax legislation may affect you and how policymakers can better improve the tax code.
24 min read
We estimate the One Big Beautiful Bill Act would increase long-run GDP by 1.2 percent and reduce federal tax revenue by $5 trillion over the next decade on a conventional basis.
11 min read
President Trump signed the One Big Beautiful Bill Act into law on July 4, 2025.
18 min read
Summer has arrived, and states are beginning to implement policy changes that were enacted during this year’s legislative session (or that have delayed effective dates or are being phased in over time).
28 min read
Our preliminary analysis finds the tax provisions increase long-run GDP by 0.8 percent and reduce federal tax revenue by $4.0 trillion from 2025 through 2034 on a conventional basis before added interest costs.
9 min read
As lawmakers consider options for budgetary offsets, they should prioritize competitiveness and economic growth, as a heavier corporate tax burden will undermine the core purpose and achievement of the TCJA.
24 min read