127.10. For the purposes of this division, where a person not resident in Canada owes a particular amount at any time to a trust and section 127.7 does not deem that person to owe an amount equal to that particular amount to a corporation resident in Canada, the following rules apply:(a) where the trust is a non-discretionary trust at that time, the person not resident in Canada is deemed to owe at that time to each beneficiary of the trust, on the same terms and conditions as those that apply in respect of the amount owing to the trust, an amount equal to that proportion of the amount owing to the trust at that time that the fair market value at that time of the beneficiary’s beneficial interest in the trust is of the fair market value at that time of all the beneficial interests in the trust; and
(b) in any other case, the person not resident in Canada is deemed to owe at that time to each settlor in respect of the trust, on the same terms and conditions as those that apply in respect of the amount owing to the trust, an amount equal to the amount owing to the trust.