System implementation Saturday 13 June 2026

Please be informed that a system implementation will take place on Saturday, 13 June 2026.

Xact Web Portal and Xact File Transfer will not be available between 7:00 and 15:00 CEST.

Due to the T2S June release implementation, CEU and LuxCSD settlement instructions received through Xact Web Portal on 12 June 2026 after 19:45 CEST will be rejected.

No automatic new setup of the rejected messages is planned.

CEU recommends not to instruct from Friday, 12 June 2026 at 19:45 CEST, until Sunday, 14 June 2026 at 08:00 CEST.

We apologise any inconvenience caused.

Reminder

From Monday, 15 June 2026, the following changes will come into effect:

ClearstreamXact

• Xact File Transfer: Upcoming IP address changes (C26020)
• Xact Web Portal – Enhancements (C26027)
• Xact Web Portal: LiquidityNext updates (C26029)

CEU Legacy

• KUSTA Data Carrier “CEU Clients”: Additional data field “UCSA-Identifier” (D26019)

T2S R2026 June

• T2S Release – Information on the production launches in June 2026 (D25047, D26027, C26028, L26019)

CSDR Cash penalties

• CSDR Cash Penalties: Changes in field Cash Account of the Monthly MT537 PENA report (C26022)
• CSDR Cash Penalties: Optional consolidation of MT537 PENA reports for multiple accounts (C26023, L26017)