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The “Non-Cumulation Clause”: An “Other Insurance” Clause By Another Name, Chris French

Journal Articles

How long-tail liability claims such as asbestos bodily injury claims and environmental property damage claims are allocated among multiple triggered policy years can result in the shifting of tens or hundreds of millions of dollars from one party to another. In recent years, insurers have argued that clauses commonly titled, “Prior Insurance and Non-Cumulation of Liability” (referred to herein as “Non-Cumulation Clauses”), which are found in commercial liability policies, should be applied to reduce or eliminate their coverage responsibilities for long-tail liability claims by shifting their coverage responsibilities to insurers that issued policies in earlier policy years. The insurers’ argument …