Eurex Clearing
With this Newsflash, Eurex Clearing informs Clearing Members, ISA Direct Clearing Members, Disclosed Direct Clients and vendors that the simulation environment for C7 Release 12.1 will be available as of Monday, 23 March 2026.
The simulation phase provides participants with the opportunity to test their applications and operational processes ahead of the production launch of C7 Release 12.1, which is scheduled for 18 May 2026.
Scope of the Simulation
The simulation environment reflects the functional scope of C7 Release 12.1:
Please note that the launch of the FX options exercise processing changes is postponed to a later point in time. The related documentation "C7 12.1 Release Notes and C7 - Derivatives Clearing Functional Reference Guide" will be updated accordingly.
Documentation
All relevant Member documentation valid for simulation as of 23 March 2026, including Release Notes and Functional Reference Guides, is available on the Eurex Clearing website www.eurex.com/ec-en/ under:
C7 Release 12.1.
Recommended action
Participants are strongly encouraged to actively participate in the simulation phase and ensure their systems are prepared for the upcoming production launch. Clearing Members and vendors should review the documentation and perform comprehensive testing covering C7 GUI, FIXML interfaces, and report changes.
If you have questions or comments, please send an e-mail to client.services@eurex.com.
Kind regards,
Your Client Services Team

Further information
Recipients: | All Clearing Members, ISA Direct Clearing Members, Disclosed Direct Clients of Eurex Clearing AG and vendors | |
Target groups: | Front Office/Trading, Middle + Backoffice, IT/System Administration, Auditing/Security Coordination | |
Contact: | client.services@eurex.com | |
Web: |