(September 26, 2018, 2:15 PM EDT) -- NEW YORK — Because a reinsurer’s obligations under reinsurance contracts follow an insurer’s expense‐supplemental obligations under umbrella policies, the Second Circuit U.S. Court of Appeals ruled Sept. 25 that the reinsurer’s liability is expense‐supplemental (Utica Mutual Insurance Co. v. Clearwater Insurance Co., Nos. 16-2535 & 16-2824, 2nd Cir., 2018 U.S. App. LEXIS 27311)....