Subject to section 460(1), the Corporation Tax Acts shall apply to the life or endowment business carried on by registered friendly societies in the same way as they apply to mutual life assurance business carried on by insurance companies, so however that the Treasury may by regulations provide that those Acts as so applied shall have effect subject to such modifications and exceptions as may be prescribed by the regulations, and those regulations may in particular require any part of any business to be treated as a separate business.