| I | ||
| IBTTA | International Bridge, Tunnel and Turnpike Association is the worldwide alliance of toll operators and associated industries that provides a forum for sharing knowledge and ideas to promote and enhance toll-financed and other direct-user-fee-financed transportation services. IBTTA has signed a MoU with ASECAP. | Acronyms/Other International Organisations; |
| ICT | Information and Communications Technologies | COPER III action domains |
| IDRIS | Incident Detection for Road Informatics and Safety | COPER III action domains |
| IFMS | Integrated Freight Logistics Fleet and Vehicle Management System | COPER III action domains |
| IMCO | Internal Market and Consumers Protection committee in the European Parliament | EU legislative framework/EU Institutions and policies; |
| In-vehicle equipment | PIARC: "Equipment inside the vehicle or attached to it". Used for collection of toll/fee | COPER I action domains/Tolls; |
| In-vehicle unit | PIARC: "Equipment inside the vehicle or attached to it". Used for collection of toll/fee | COPER I action domains/Tolls; |
| Information society | The information society is synonymous with what is meant by "new information and communication technologies" (ICT). Since the beginning of the 90s, the new ICT have been booming. The universal use of electronic exchanges of information, convergence towards digital technologies, the exponential growth of the Internet and the opening up of telecommunications markets are all signs of this change. | COPER III action domains/Information Society; |
| Institutionalised PPPs | Public service undertakings held jointly by both a public and a private partner | EU legislative framework/EU Institutions and policies; COPER I action domains/Concessions; |
| Interoperability | The ability to operate in conjunction | COPER I action domains/Tolls; |
| IRF | International Road Federation (IRF) is a global platform that brings together public and private entities committed to road development. Working together with its members and associates, the IRF promotes social and economic benefits that flow from well-planned and environmentally sound transportation networks. | Acronyms/Other International Organisations; |
| IRU | International Road Union | Acronyms/Other International Organisations; |
| ITCS | Integrated Traffic Control Systems | COPER III action domains |
| ITF | The International Transport Workers' Federation (ITF) is an international trade union federation of transport workers' unions. | Acronyms/Other International Organisations; |
| ITS | Intelligent Transportation Systems | COPER III action domains |
| ITS (Intelligent Transport Systems and Services) | A wide range of several technologies, including information processing, communications, control and electronics, which, when applied to our transportation system, can save time, money and lives. | COPER III action domains/Information Society; |
| ITSO | Integrated Transport Smart card Organisation | COPER III action domains |
| IVHS | Intelligent Vehicle/Highway Systems | COPER III action domains |