WASHINGTON, D.C. - En banc review of a decision that tax credits apply only for individuals who receive insurance through state Patient Protection and Affordable Care Act (ACA) exchanges would only delay ultimate resolution before the U.S. Supreme Court, plaintiffs told the a federal appeals court Aug. 18 (Jacqueline Halbig, et al. v. Sylvia M. Burwell, et al., No. 14-5018, D.C. Cir.).