21.20.4. For the purpose of determining if a corporation is associated with any other corporation with which it is not otherwise associated, where a person or any partnership in which the person has an interest has a right at any time under a contract or otherwise, either immediately or in the future and either absolutely or contingently,(a) to, or to acquire, shares of the capital stock of a corporation, or to control the voting rights of such shares, the person or partnership is, except where the right cannot be exercised at that time because the exercise thereof is contingent on the death, bankruptcy or permanent disability of an individual, deemed to own the shares at that time and the shares are deemed to be issued and outstanding at that time; or
(b) to cause a corporation to redeem, acquire or cancel any shares of its capital stock owned by other shareholders of a corporation, the person or partnership is, except where the right cannot be exercised at that time because the exercise thereof is contingent on the death, bankruptcy or permanent disability of an individual, deemed at that time to have had the same position in relation to control of the corporation and ownership of shares of the capital stock of the corporation as if the shares were redeemed, acquired or cancelled by the corporation.