Operational Information

Release information

TARGET2-Securities | CASCADE

Reference

Service level
CEU Legacy
Last Updated
29.01.2026

The latest Release information is available below.

The T2S Release Concept is shown in the following table.

Q1
February

A “problem release” is planned for the third weekend in February.

  • This release delivers the resolution of reported problems in production.
  • The concept defines a testing period of two weeks in UTEST, so that CSD participants can execute their test cases for the upcoming deployment.

Q2
June

A “major release” is planned for the second weekend of June.

  • This release will cover functional enhancements, meaning it will include T2S changes. It might deliver the resolution of reported problems in production.
  • The concept defines a testing period of eight weeks in UTEST, so that CSD participants can execute their test cases for the upcoming deployment.

Q3
September

A “problem release” is planned for the third weekend in September.

  • This release delivers the resolution of reported problems in production.
  • The concept defines a testing period of two weeks in UTEST, so that CSD participants can execute their test cases for the upcoming deployment.

Q4
November

A “minor release” is planned for the third weekend in November.

  • This release delivers the resolution of reported problems in production. It can potentially include functional enhancements if determined by the different T2S committees.
  • The concept defines a testing period of four weeks in UTEST, so that CSD participants can execute their test cases for the upcoming deployment.

CEU implements CASCADE Releases along with the T2S June and November Releases.