Lumbermens Mutual Casualty Co. v. DeCenzo

The question in this case is whether an insured may “stack” the coverage for bodily injury caused by an underinsured motorist under separate motor vehicle liability insurance policies covering three different automobiles. The Superior Court judge who heard the case without jury ruled that he could not, and, relying on Royal Indem. Co. v. Blakely, 372 Mass. 86 (1977), and Nissenbaum v. Liberty Mut. Ins. Co., 16 Mass. App. Ct. 996 (1983), we affirm.

In 1979 Robert A. DeCenzo owned three automobiles each of which was covered by Massachusetts automobile insurance policy issued by Lum-bermens…