In all cases of mutual debts or mutual credits between the company and another person, such credits and debts shall be set off or counterclaimed and the balance only shall be allowed or paid, provided, however, that no set-off or counterclaim shall be allowed in favor of any person where
No set-off shall be allowed in favor of an insurance agent or broker against his account with the company, for the unearned portion of the premium on any cancelled policy, unless that policy was cancelled prior to the entry of the Order of Liquidation or Rehabilitation, and unless the unearned portion of the premium on that cancelled policy was refunded or credited to the assured or his representative prior to the entry of the Order of Liquidation or Rehabilitation.
215 ILCS 5/206