Onboard signalling system for new Siemens class 700 trains: decision

Grants a derogation against the control, command and signalling standards for Thameslink's Siemens Class 700 rolling stock.


On board signalling system for new Siemens Class 700 trains: decision letter

This file may not be suitable for users of assistive technology. Request an accessible format.

If you use assistive technology (such as a screen reader) and need a version of this document in a more accessible format, please email Please tell us what format you need. It will help us if you say what assistive technology you use.


Letter outlines the Department for Transport’s decision that the new Siemens Class 700 rolling stock for Thameslink services does not have to not comply with the latest EU signalling specification as the project was at an advanced stage.

Published 7 December 2016