( March 11, 2026, 2:24 PM EDT) -- NEW ORLEANS —The Fifth Circuit U.S. Court of Appeals on March 10 affirmed a lower federal court’s grant of summary judgment in favor of an insurer and denial of the plaintiffs’ motion for class certification in their lawsuit alleging that Allstate violated the Texas Insurance Code by charging its longstanding customers higher premiums than new customers for materially identical automobile insurance coverage, agreeing with the lower court that the filed-rate doctrine bars the action because the plaintiffs inherently challenge the reasonableness of the filed insurance rates that were reviewed by the Texas Department of Insurance....