Mealey's (December 3, 2015, 9:15 AM EST) -- WASHINGTON, D.C. — The State of Vermont and an insurer squared off before the U.S. Supreme Court Dec. 2 in oral arguments over whether the Employee Retirement Income Security Act, as amended by the Patient Protection and Affordable Care Act (ACA), preempts state level collection of health insurance data (Alfred Gobeille, in his official capacity as chair of the Vermont Green Mountain Care Board v. Liberty Mutual Insurance Co., No. 14-181, U.S. Sup.)....