(d) for the purpose of determining whether a person is affiliated with a trust,i. if the amount of income or capital of the trust that a person may receive as a beneficiary under the trust depends on the exercise by any person of, or the failure by any person to exercise, a discretionary power, that person is deemed to have fully exercised, or to have failed to exercise, the power, as the case may be,
ii. the interest of a person in a trust as a beneficiary is disregarded in determining whether the person deals at arm’s length with the trust if the person would, in the absence of the interest as a beneficiary, be considered to deal at arm’s length with the trust,
iii. a trust is not a majority-interest beneficiary of another trust unless the trust has an interest as a beneficiary in the income or capital of the other trust, and
iv. in determining whether a contributor to one trust is affiliated with a contributor to another trust, individuals connected by blood relationship, marriage or adoption are deemed to be affiliated with one another.