On certified questions, the 5th District Appellate Court recently held that the filed rate doctrine does not bar claims against an insurance company for deceptive and unfair business practices regarding automobile insurance rates. Further, the court held that the Illinois Department of Insurance lacks primary jurisdiction to determine whether conduct by an insurance company constitutes a deceptive and unfair practice.The class plaintiffs in Corbin v. Allstate Corp., 2019 IL App (5th) 170296 (Jan. 29, 2019), were …