27 Jan 2023

Eurex Clearing

Eurex Clearing Readiness Newsflash | C7 Release 9.1: New simulation start date and documentation update

Eurex Clearing Readiness Newsflash | C7 Release 9.1: New simulation start date and documentation update

Dear Client,

With this Newsflash, we would like to draw your attention to the new simulation start date of C7 Release 9.1, which was originally announced for 29 March 2023 in Eurex Clearing Circular 090/22, and a documentation update.

A. New simulation start date

Following the postponement of the Next Generation of ETD Contracts initiative, as announced in Eurex Clearing Circular 002/23, the simulation for C7 Release 9.1 will start from 4 April 2023. The C7 9.1 Release Notes have been updated accordingly to reflect the new date. 

Please note that the C7 Release 9.1 production start date is not affected by this change and will go live as planned on 22 May 2023.

In addition, the simulation calendar for Eurex derivatives trading & derivatives clearing has also been updated in accordance with the change in the timeline under the directory:

Support > Initiatives & Releases > Simulation calendar

B. Documentation update

On 25 January 2023, the following document has been updated:

  • C7 - Eurex Clearing FIXML Interface Specification - Volume 6: Message Samples (C7 Release 9.1)

The structure in the VBAP Allocation Request with simultaneous give-up was corrected.

All documentation about C7 Release 9.1 is available on the Eurex Clearing website on our dedicated initiatives page and location:  

Support > Initiatives & Releases > C7 Releases > C7 Release 9.1 > System Documentation

If you have questions or comments, please contact your Clearing Key Account Manager or send an e-mail to

Kind regards,

Your Client Services Team


Visit the Next Generation ETD Contracts webpage for all your Clearing and Trading content!


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

Related circular:

Eurex Clearing Circular 090/22



Support > Initiatives & Releases > C7 Releases > C7 Release 9.1