law: 13. Validity of action taken in pursuance of orders of Custodian.
  Where under this Act,
  (a) any money is paid to the Custodian; or
  (b) any property is vested in the Custodian or an order is given to any person by the Custodian in relation to any property which appears to the Custodian to be enemy property vested in him under this Act, neither the payment, vesting nor order of the Custodian nor any proceedings in consequence thereof shall be invalidated or affected by reason only that at a material time,
  (i) some person who was or might have been interested in the money or property, and who was an enemy or an enemy firm, had died or had ceased to be an enemy or an enemy firm; or
  (ii) some person who was so interested and who was believed by the Custodian to be an enemy or an enemy firm, was not an enemy or an enemy firm.