# Tax Foundation Principled Research. Insightful Analysis. Engaged Experts. Page: Feed: --- ## [How Poland’s Restrictive Tax Treatment of Losses Penalizes Risk-Taking and Business Expansion](https://taxfoundation.org/research/all/eu/poland-business-tax-treatment/) _2026-08-20 · Anna Leszczyłowska, Alex Mengden_ Poland has one of the most restrictive approaches to the tax treatment of losses in the OECD. Loss carryover provisions allow businesses to deduct their losses in one year against taxable income in another, smoothing their taxable income over time. Their absence or restriction leads to firms with more variable profits and losses over time being taxed at higher rates, penalizing risky investment,… ## [The Options Guide Shows a Better Way to Fund Social Security](https://taxfoundation.org/blog/fund-social-security-tax-options/) _2026-08-19 · Guy Cardwell, Alex Durante_ While uncapping the payroll tax and raising individual income tax rates are often the go-to reform options for policymakers, base broadeners like ESI and other fringe benefits are much better alternatives. They can raise significant revenue, while improving the neutrality of the tax code and preventing the need for increases in statutory tax rates. ## [Tax Rate vs. Tax Base](https://taxfoundation.org/taxedu/videos/tax-rate-vs-tax-base/) _2026-08-18_ When thinking about taxes, we often consider the tax rate—or what percentage of something is taxed. But there is another factor in considering taxes: the tax base. ## [Vehicle Miles Traveled Taxes Need Not Invade Drivers’ Privacy](https://taxfoundation.org/blog/vehicle-miles-traveled-tax-vmt-privacy/) _2026-08-14 · Jacob Macumber-Rosin, Adam Hoffer_ Privacy concerns are a primary driver of opposition to vehicle miles traveled (VMT) tax systems, but VMT taxes do not need to invade drivers’ privacy to efficiently fund the roads. ## [Maryland Court Strikes Down Digital Ad Tax](https://taxfoundation.org/blog/maryland-digital-ad-tax/) _2026-08-14 · Jared Walczak_ The Maryland Tax Court has struck down the state’s digital advertising tax and ordered that refunds be paid to taxpayers for five and a half years’ worth of collections under the unconstitutional tax. ## [Good Tax Reform Starts with Good Process](https://taxfoundation.org/blog/dominican-republic-tax-reform/) _2026-08-14 · Daniel Witt_ In June, the Dominican Republic rushed through a package of tax legislation in seven days. International examples demonstrate that consultation, transparency, and clarity are key factors for successful tax reform. ## [Electric Vehicle Tax Treatment by State, 2026](https://taxfoundation.org/data/all/state/electric-vehicle-ev-taxes/) _2026-08-14 · Jacob Macumber-Rosin, Cole Kellison, Violet Lamptey, Adam Hoffer_ As the market share of electric vehicles (EVs) on the road grows, the gas tax’s ability to fund road projects and decrease traffic congestion erodes. Both federal and state real tax revenue per vehicle mile traveled has been on a steady decline for decades, creating a fiscal gap for road expenditures even as the demand for road infrastructure improvements has grown. ## [New Congressional Data Center Tax Proposals Threaten US AI Investment](https://taxfoundation.org/blog/congressional-data-center-tax-proposals-us-ai-investment/) _2026-08-13 · Andrew Lautz, Richard DiSalvo, Garrett Watson_ US policymakers have put forward two new tax proposals to address concerns about how artificial intelligence (AI) will impact land, energy, and the workforce. ## [From Temporary to Permanent Full Expensing: Strengthening Canada’s Investment Climate](https://taxfoundation.org/blog/permanent-full-expensing-canada-economy/) _2026-08-13 · Cristina Enache_ If Canada doesn’t make these provisions permanent, it will drop to 12th place in the capital cost recovery ranking once provisions expire in 2034. ## [Home of the Agentic Pull Request (Sponsored)](https://crawlproof.com/a/liV7Wm6mC7KD) _2026-08-13 · **Sponsored**_ CLI-first, TUI-ready toolkits and a moshscript installer — join the waitlist ## [How Tax Cliffs Hold Back Poland’s Individual Business Owners](https://taxfoundation.org/research/all/eu/poland-vat-threshold-small-business-taxes/) _2026-08-13 · Anna Leszczyłowska, Alex Mengden_ Poland taxes its individual business owners through alternative regimes and a series of thresholds, several of them sharp notches that imply significant tax costs for businesses crossing them.