360R44. For the purposes of subparagraph iv of subparagraph b of the second paragraph of section 360R42, the amount related to the disposition of a property is equal to the lesser of(a) the proceeds of the disposition of the property; and
(b) the capital cost of the property to the taxpayer, where subparagraph 1 of that subparagraph iv applies, or to the original owner, where subparagraph 2 of that subparagraph iv applies, computed without including therein the cost of borrowing capital, including a cost incurred before the start of operations of a business.