6. For the purposes of regulation 5, the Comptroller shall determine —
(a)
the income chargeable to tax of an approved trustee-manager or approved fund management company, as the case may be, having regard to such expenses, capital allowances and donations allowable under the Act as are, in his opinion, to be deducted in ascertaining such income; and
(b)
the manner and extent to which any losses arising from the activities specified in these Regulations in respect of any prescribed offshore infrastructure asset or project may be deducted under the Act in ascertaining the chargeable income of an approved trustee-manager or approved fund management company.