Red-lined Design Artefacts: Interim Release 5, 5.1, 5.2, 5.3, 5.4 and 5.5
The Red-lined Design Artefacts for Interim Release 5, 5.1, 5.2, 5.3, 5.4 and 5.5 are available in the respective libraries below.
The Programme has now baselined Interim Release 5 of the Design Artefacts. Clean versions of these Artefacts are published in the respective libraries on the Baselined Design Artefacts page of this website.
We have published the Artefacts in their own libraries to support participant engagement with the Artefacts.
For more information or if you have any questions, please email [email protected]

Interim Release 5.5
On 3 April 2024, the Programme published Interim Release 5.5 Design Artefacts.
Interim Release 5.5 incorporates changes to Swagger.
Full details of the issues addressed are covered in the Release Note below:
Interim Release 5.4
On 7 February 2024, the Programme published Interim Release 5.4 Design Artefacts.
Interim Release 5.4 incorporates changes to Swagger and the DES-138 Interface Catalogue.
Full details of the issues addressed are covered in the Release Note below:
Release Note for Interim Release 5.4
Interim Release 5.3
On 17 January 2024, the Programme published Interim Release 5.3 Design Artefacts.
Interim Release 5.3 incorporates changes to Swagger and the E2E001 End to End Solution Architecture document.
Full details of the issues addressed are covered in the Release Note below:
Release Note for Interim Release 5.3
Red-lined Design Artefacts: Interim Release 5.3
Interim Release 5.2
On 13 December 2023, the Programme published Interim Release 5.2 Design Artefacts.
Interim Release 5.2 incorporates changes to address Swagger and DES138 Interface Catalogue alignment.
Full details of the issues addressed are covered in the Release Note below:
Release Note for Interim Release 5.2
Red-lined Design Artefacts: Interim Release 5.2
Interim Release 5.1
On 17 October 2023, the Programme published Interim Release 5.1 Design Artefacts.
Interim Release 5.1 incorporates changes to address Swagger and DES138 Interface Catalogue alignment.
Full details of the issues addressed are covered in the Release Note below: