Ever since Mattis v. State Farm Fire & Cas. Co., 118 Ill.App.3d 612, 73 Ill.Dec. 907, 454 N.E.2d 1156 (1983), Illinois courts have held that an earth movement exclusion contained in a first-party policy applies only to earth movement due to natural causes. At the beginning of this month, however, a federal court in Missouri construing Illinois Law found otherwise with respect to mine subsidence. In Hutchinson v. Pacific Indem. Co., 2015 WL 5139183, 2015 U.S. Dist. LEXIS 112239 (E.D.Mo., Sep. 1, 2015), the court held that an earth movement exclusion was unambiguous and clearly barred coverage for such a loss. The policyholders owned a home in Alton, Illinois that was totally destroyed by “a mine subsidence event” on May…