The total values for insured perils and coverages for a particular risk, whether or not insurance limits have been purchased to that amount.
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US: A property insurance term referring to the sum of the full value of the insured’s covered property, business income values, and any other covered property interests.

An exclusion that prevents a reinsurer’s over-lining on a single large risk (usually excess of $250 million) caused by a potential accumulation of property limits from two or more ceding companies. The customary exception to the exclusion applies to risks insured 100 percent by one insurer or specifically listed classes (such as apartments, offices, hotels, hospitals, etc.).

A term used in Marine Hull Insurance and reinsurance limiting cover to payment for a total loss. A clause is likely to define whether the cover is to include arranged or compromised total losses and whether sue and labour charges and salvage charges are recoverable.
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UK: Marine insurances, particularly hull facultative reinsurances, are sometimes arranged on the basis that the (re)insurer is liable only in the event of a total loss. Cover may or may not include arranged or compromised total losses, sue and labour charges, and salvage charges.