Land transport security

Policy and guidance about counter-terrorism security on national and light rail networks, buses and coaches.

Policy and best practice guidance on land transport security for industry, transport operators and local authorities.

Land transport security compliance

Best practice land transport security guidance

Security in the design of stations (SIDOS)

With effect from 5 November 2018, the 2012 edition of ‘Security in the design of stations’ (SIDOS) has been superseded. The October 2018 version of SIDOS is available to registered users of the Centre for the Protection of National Infrastructure (CPNI) extranet. Alternatively, appropriate stakeholders with a legitimate need to access the information can request a copy by emailing the Department for Transport Land Transport Security team at

Best practice land transport security guidance on GOV.UK

Published 30 July 2018