1. Subject to paragraph 2 (1), the supplementary amount in relation to assets of a relevant description held by a dependant of the insurance undertaking shall be determined in accordance with the following formula -
in which -
A is the supplementary amount;
B is the amount by which the value of assets of that description held by the dependant, excluding any life assurance business assets of the dependant if it is an insurance undertaking, exceeds the permitted limit applicable to the dependant in relation to those assets;
C is the aggregate of the amount specified in B and of the amounts by which the value of assets of the same description held by other relevant dependants, excluding any life assurance business assets of a dependant which is an insurance undertaking, exceeds respectively the permitted limits applicable to such other relevant dependants in relation to those assets;
D is -
(a) where the insurance undertaking holds no assets of the same description of the relevant c