9Protection of purchasers etc

9 Protection of purchasers etc A purchaser, mortgagee, lessee or other person or the registrar- general, on any sale, exchange, mortgage, lease or other dealing purporting to be made under the powers granted by or under the Act, shall not be concerned to see or inquire into the necessity or propriety of the dealing, or the mode of exercising the powers, or be affected by notice that the exercise of the powers is unauthorised, irregular or improper, or be concerned to see to the application or disposition of any purchase, mortgage or other money or rent paid by him or her.