(1) This section applies, subject to section 78, in determining for purposes of sections 67 to 71 whether a person has a notifiable interest in shares.
(2) A reference to an interest in shares is to be read as including an interest of any kind whatsoever in the shares. Accordingly there are to be disregarded any restraints or restrictions to which the exercise of any right attached to the interest is or may be subject.
(3) Where property is held on trust and an interest in shares is comprised in the property, a beneficiary of the trust who apart from this subsection does not have an interest in the shares is to be taken as having such an interest; but this subsection is without prejudice to the following provisions of this section.
(4) A person is taken to have an interest in shares if -
(a) he enters into a contract for their purchase by him (whether for cash or other consideration), or
(b) not being the registered holder, he is entitled to exercise any right conferred by the hol