ITSO is a technical Specification created to provide interoperability for smart ticketing in public transport.

ITSO Limited is an organisation that supports, facilitates and enables the delivery of smart, integrated and interoperable ticketing across Great Britain. ITSO assists those who have an interest in the use of contactless technology and provision of interoperable smart multi-operator, multi-modal and multi-application services in ticketing and other areas. Learn more About ITSO.