The long-running legal dispute over the nature of county income taxes in Maryland takes a major step today, as arguments will be heard before the United States Supreme Court. From coverage in the Washington Post:
At issue in Comptroller of the Treasury of Maryland v. Brian Wynne is whether residents are entitled to a tax credit for certain income earned outside the state.
Maryland allows shareholders of some companies to deduct taxes paid to other states on their Maryland returns. But that deduction doesn’t apply to the so-called “piggyback tax” — the county segment of the state income tax that Maryland collects and distributes to the 23 counties and Baltimore City.
Read these previous items from Conduit Street for more background: