These include: The formal development of international standards is organised in three tiers of Standards Development Organisations, recognised by international agreements : The SDOs conduct their work through a system of working groups, responsible for different areas of expertise.
key current working groups for transport standards are outlined below.
CEN Allocates responsibility for different areas of transport standardisation to working groups ISO Technical Committee 204 is responsible for Transport Information and Control Systems.
Current ISO TC204 Working Groups, Work program & Countries that provide Secretariat are as follows For an up-to-date schedule of the remit of TC204, its current Working Groups and their points of contact please refer to: [1] The U.S. standards developing organization which is tasked with the domestic implementation of ISO TC204 Transport Standards, is the Telecommunications Industry Association.
As well as the formal SDOs, a number of other international bodies undertake work that is important for Transport and Transport Information standards