140F.-Supplemental provision with respect to convertible shares.

(1) Where-

(a) a person has an interest in any convertible shares at the time of his death,
(b) those shares are converted into shares of a different class either on his death or within the following twelve months, and
(c) the conversion takes place wholly or partly as a consequence of his death,

(2) In section 140D(2) the references, in relation to the terms of a person's entitlement, to circumstances arising include references-

(a) to the expiration of a period specified in or determined under those terms or the death of that person or any other person; and
(b) to the exercise by any person of any power conferred on him by or under those terms.

(3) For the purposes of section 140D, the market value of any shares at any time is the amount that might reasonably be expected to be obtained from a sale of the shares in the open market at that time.
(4) In this section and section 140D "associated company" has the same meaning as it has for the purposes of Part XI by virtue of section 416.
(5) For the purposes of section 140D a company is employee- controlled by virtue of holdings of shares of a class if-

(a) the majority of the company's shares of that class (other than any held by or for the benefit of an associated company) are held by or for the benefit of employees or directors of the company or a company controlled by the company; and
(b) those directors and employees are together able as holders of the shares to control the company.

(6) The provisions of sections 140D and 140E and this section apply in relation to an interest in shares as they apply in relation to shares.
(7) Section 840 (control) applies for the purposes of this section²³.]