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"sudden and accidental"

This exception to the 1973 comprehensive general liability (CGL) pollution exclusion preserved coverage with respect to pollution incidents that were "sudden and accidental."

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"sudden and accidental"

This exception to the 1973 comprehensive general liability (CGL) pollution exclusion preserved coverage with respect to pollution incidents that were "sudden and accidental."

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Prolonged litigation tested whether the term sudden meant merely unexpected, as some dictionary definitions specify, or whether the term necessarily has a temporal element—referring to a brief time period, or being synonymous with all at once. A majority of courts eventually adopted the latter view.