Arizona’s Supreme Court unanimously held that the city of Phoenix’s fee increase on ride-sharing trips at airports are not “transaction-based” fees and therefore constitutional. In 2016, Phoenix’s City Council had amended its City Code to require commercial ground transportation providers to pay a “trip fee” each time drivers picked up passengers from the Phoenix Sky

In a 5-to-4 decision, the US Supreme Court held that states retain sovereign immunity from private suits brought by individuals in courts of other states, and therefore, overruled its prior decision in Nevada v. Hall, 440 US 410 (1979). The decision arose from a longstanding dispute brought by an individual taxpayer against the California

The Louisiana Supreme Court ruled that residents who owned an S corporation and limited liability company were entitled to a credit against their Louisiana income tax liability for Texas franchise tax paid by the pass-through entities. In so holding, the Louisiana Supreme Court found that La. R.S. 47:33, which limits the credit for taxes paid

The New Jersey Tax Court rejected the taxpayer’s argument that the partnership filing fee, which requires a partnership with New Jersey source income to pay a per-partner fee of $150 (capped at $250,000), violated the Commerce Clause. The Tax Court held that the filing fee is not facially discriminatory because all partnerships must pay the