( November 19, 2025, 1:17 PM EST) -- KNOXVILLE, Tenn. — In opposing the Internal Revenue Service’s cross-motion for summary judgment, a captive insurance manager argues that a challenged final rule governing small captive insurance arrangements exceeds the agency’s statutory authority, lacks evidentiary support in the administrative record on the IRS’s claim that small captive insurance arrangements are abusive and relies on impermissible factors, and is therefore arbitrary and capricious under the Administrative Procedure Act (APA)....