72. A plan may acquire and hold debts secured by real estate in Canada:(a) if payment in principal and interest is guaranteed or assured by Québec, another province of Canada or Canada;
(b) if the amount of the debt is not more than 75% of the value of the real estate securing payment of it, less the other debts secured on the same real estate and ranking equally with or ahead of the plan’s claim; or
(c) if the excess value of the real estate securing payment of them, over 75% of such value, less the other debts secured on the same real estate and ranking equally with or ahead of the plan’s claim, is guaranteed or assured by Québec, any province of Canada, Canada, the Canadian Mortgage and Housing Corporation, the Société d’habitation du Québec or an hypothecary insurance policy issued by an insurance company holding a licence.