1. 1. On the business day following the expiry of the extension period, CCPs shall verify whether a buy-in is possible in accordance with Article 21(a) in relation to any of the transactions it has cleared.
2. 2. Where a buy-in is not possible pursuant to Article 21(a), the CCP shall notify the failing clearing member of the cash compensation amount calculated in accordance with Article 32. The cash compensation shall be paid in accordance with Article 33(1).
3. 3. Where a buy-in is possible, Article 27 shall apply.