The Massachusetts Appellate Tax Board (ATB) determined that a New Hampshire resident attorney, employed by a Massachusetts-based federal agency, was not entitled to a personal income tax refund for days he did not physically work in Massachusetts during the coronavirus pandemic.

In April 2020, Massachusetts implemented emergency regulation 830 CMR 62.5A.3, which required nonresident employees

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 Minnesota Supreme Court held that the state’s gross receipts tax on prescription drugs did not violate the Due Process or Commerce Clauses when applied to transactions between out-of-state pharmacies and in-state customers, reversing the Minnesota Tax Court. After concluding that Minnesota’s “legend drug tax” legally applied to the taxpayer under the imposition statute (Minn.

By Jeff Friedman and Stephanie Do

Following an unfavorable court decision, state legislatures have been able to effectively reverse a decision by retroactively changing the law. Several taxpayers have challenged the validity of retroactive state tax changes by arguing that the retroactive laws violate the US Constitution’s Due Process Clause, which requires that no state

By Charles Capouet and Jonathan Feldman

The Wisconsin Court of Appeals held that Wisconsin courts lacked personal jurisdiction over the Mississippi Department of Revenue so as to subject it to a lawsuit in the state. An individual taxpayer asserted that the Mississippi DOR had filed a fraudulent tax lien against him. The taxpayer moved from

By Ted Friedman and Madison Barnett

The North Carolina Court of Appeals held that it would violate Due Process to impose income tax on an out-of-state inter vivos trust because the trust lacked a sufficient connection with North Carolina. The trust was created and governed by laws outside of North Carolina, the Trustee resided outside

By Chris Mehrmann and Amy Nogid

The U.S. Court of Appeals for the Fourth Circuit affirmed the Maryland district court’s determination that it lacked specific personal jurisdiction over a Brazilian poultry exporter, BRF S.A. (BRF), under the Due Process Clause of the U.S. Constitution. Perdue Foods LLC (Perdue), which sold poultry using the “PERDUE” mark