In Business Interruption Insurance the turnover of the insured business for the period during the twelve months before the date of material damage occurring corresponding to the indemnity period which begins on that date.
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UK: Business interruption term meaning the turnover during the 12 months immediately before the date of the material damage. The liability of the insurer for loss of gross profit is determined by applying the rate of gross profit to the reduction in turnover being the difference in turnover between the standard turnover and the turnover achieved during the indemnity period.