(1) This section applies for the purposes of determining whether an entity, or a group of entities, holds at least a particular percentage of * TC control interests for the purposes of a provision in this Subdivision.
(2) If, apart from this subsection, an entity, or each of 2 or more entities, would hold a * TC direct control interest equal to 100%, or a * TC control tracing interest equal to 100%, in another entity (the controlled entity ):
(a) only the entity, or one of the 2 or more entities, is to be taken to hold that particular interest in the controlled entity equal to 100%; and
(b) another entity is not to be taken to hold that particular interest in the controlled entity (whether or not it would, apart from this subsection, hold that interest in the controlled entity equal to 100%).