The external transfer process involving a registry operated in accordance with Article 63a shall be final when both independent transaction logs inform the acquiring registry (or the Community registry if the acquiring registry is a registry operated in accordance with Article 63a) that they have not detected any discrepancies in the proposal sent by the initiating registry (or the Community registry if the initiating registry is a registry operated in accordance with Article 63a) and the acquiring registry (or the Community registry if the acquiring registry is a registry operated in accordance with Article 63a) has successfully sent confirmation to both independent transaction logs that the acquiring registry has updated its records in accordance with the initiating registry’s proposal.

However, prior to the communication link between the Community independent transaction log and the UNFCCC independent transaction log being established, the external transfer process involving a registry operated in accordance with Article 63a shall be final when the Community independent transaction log informs the acquiring registry (or the Community registry if the acquiring registry is a registry operated in accordance with Article 63a) that it has not detected any discrepancies in the proposal sent by the initiating registry (or the Community registry if the initiating registry is a registry operated in accordance with Article 63a) and the acquiring registry (or the Community registry if the acquiring registry is a registry operated in accordance with Article 63a) has successfully sent confirmation to the Community independent transaction log that it has updated its records in accordance with the initiating registry’s proposal.