Client testing for the Clearstream General Meeting Service

To ensure clients are fully prepared for the upcoming changes related to the Single Collateral management Rulebook for Europe (SCoRE) for Corporate Actions and Income, Clearstream facilitates dedicated client testing windows at regular intervals throughout the year.

Participation in these testing phases is essential for ensuring a seamless transition and validating your operational readiness.

To participate in a testing window, clients are required to register in advance.

Announcements regarding the exact testing schedules, scope, and the registration process can be found at the bottom of the page. To participate in a testing window, clients are required to register in advance.

Clearstream encourages clients to monitor our website for these important publications and register promptly to secure their participation.

Clearstream has planned the following testing rounds:

• 22 June to 3 July 2026; and
• 31 August to 11 September 2026.

Both testing windows are subject to confirmation. Official publications will follow in due course.