s 41 Mutual credit and set-off
(1) Where there have been mutual credits, mutual debts, or other mutual dealings between a debtor against whom a bankruptcy order is made under this Act and any other person proving or claiming to prove a debt under such order, an account shall be taken of what is due from the one party to the other in respect of such mutual dealings, and the sum due from the one party shall be set-off against any sum due from the other party, and the balance of the account and no more shall be claimed or paid on either side respectively. (2) A person shall not be entitled under this section to claim the benefit of any set-off against the property of a debtor in any case where he had at the time of giving credit to the debtor notice of an act of bankruptcy committed by the debtor and available against him.