development, improvement and maintainance of existing transport infrastructure;

optimisation of infrastructure integration and interconnection;

the deployment of new technologies and telematic applications, where such deployment is economically justified;

the taking into account of possible synergies with other networks, in particular trans-European energy or telecommunication networks;

the assessment of strategic environmental impacts, with the establishment of appropriate plans and programmes and of impacts on mitigation of the effects of climate change;

measures to plan and expand infrastructure capacity where necessary;

adequate consideration of the vulnerability of transport infrastructure with regard to a changing climate as well as natural or man-made disasters, with a view to addressing those challenges.

contribute to the objectives falling within at least two of the four categories set out in Article 4;

comply with Chapter II, and if it concerns the core network, comply in addition with Chapter III;

be economically viable on the basis of a socio-economic cost-benefit analysis;

demonstrate European added value.

connect the core network at border crossing points and concern infrastructure necessary to ensure seamless traffic flow, border checks, border surveillance and other border control procedures;

ensure the connection between the core network and the transport networks of the third countries, with a view to enhancing economic growth and competitiveness;

complete the transport infrastructure in third countries which serve as links between parts of the core network in the Union;

implement traffic management systems in those countries;

promote maritime transport and motorways of the sea, excluding financial support to third-country ports;

facilitate inland waterway transport with third countries.

promote the interoperability between the trans-European transport network and networks of third countries;

promote the extension of the trans-European transport network policy into third countries;

facilitate air transport with third countries, in order to promote efficient and sustainable economic growth and competitiveness, including the extension of the Single European Sky and improved air traffic management cooperation;

facilitate maritime transport and promote motorways of the sea with third countries.

be as specified in the maps and the lists in Annex I and in Part 2 of Annex II;

be further specified through the description of the infrastructure components;

meet the requirements for the transport infrastructures set out in this Chapter;

constitute the basis for the identification of projects of common interest;

take into account the physical limitations and topographical particularities of Member States' transport infrastructures, as identified in the technical specifications for interoperability (TSIs).

ensuring enhanced accessibility and connectivity for all regions of the Union while taking into consideration the specific case of islands, isolated networks and sparsely populated, remote and outermost regions;

ensuring optimal integration of the transport modes and interoperability within transport modes;

bridging missing links and removing bottlenecks, particularly in cross-border sections;

promoting the efficient and sustainable use of the infrastructure and, where necessary, increasing capacity;

improving or maintaining the quality of infrastructure in terms of safety, security, efficiency, climate and, where appropriate, disaster resilience, environmental performance, social conditions, accessibility for all users, including elderly people, persons with reduced mobility and disabled passengers, and the quality of services and continuity of traffic flows;

implementing and deploying telematic applications and promoting innovative technological development.

ensuring fuel security through increased energy efficiency, and promoting the use of alternative and, in particular, low or zero carbon energy sources and propulsion systems;

mitigating exposure of urban areas to negative effects of transiting rail and road transport;

removing administrative and technical barriers, in particular to the interoperability of the trans-European transport network and to competition.

for railway transport infrastructure:

Isolated networks are exempt from requirements (i) to (iii);

for inland waterway and maritime transport infrastructure:

for road transport infrastructure:

for air transport infrastructure:

urban nodes, including their ports and airports;

maritime ports and inland waterways ports;

border crossing points to neighbouring countries;

rail-road terminals;

passenger and freight airports.

modal integration,

interoperability, and

a coordinated development of infrastructure, in particular in cross-border sections and bottlenecks.

support the coordinated implementation of the core network corridor concerned, and in particular the timely implementation of the work plan for that core network corridor;

draw up the corridor work plan together with the Member States and monitor its implementation;

consult with the Corridor Forum in relation to that plan and its implementation;

report to the Member States, to the Commission and, as appropriate, to all other entities directly involved in the development of the core network corridor on any difficulties encountered and, in particular when the development of a corridor is being impeded, with a view to helping to find appropriate solutions;

draw up a report every year for the European Parliament, the Council, the Commission and the Member States concerned on the progress achieved in implementing the core network corridor;

examine the demand for transport services, the possibilities of investment funding and financing and the steps to be taken and the conditions to be met in order to facilitate access to such funding or financing, and give appropriate recommendations.

modal integration,

interoperability,

the coordinated development of infrastructure in cross-border sections.

the investment planning, the related costs and implementation timeline, estimated as necessary to implement the core network corridors;

defining measures aimed at promoting the introduction of new technologies in traffic and capacity management and, where appropriate, reducing external costs, in particular greenhouse gas emissions and noise.

include logistic platforms, freight terminals, rail-road terminals, inland ports, maritime ports and airports in the comprehensive network, if it is demonstrated that the latest two-year average of their traffic volume exceeds the relevant threshold;

exclude logistic platforms, freight terminals, rail-road terminals, inland ports, maritime ports and airports from the comprehensive network, if it is demonstrated that the average of their traffic volume over the last six years is below the relevant threshold;

adjust the maps for road, railway and inland waterway infrastructure in a strictly limited way so as to reflect progress in completing the network. In adjusting those maps, the Commission shall not admit any adjustment in route alignment beyond that which is allowed by the relevant project authorisation procedure.

the enhancement of regional mobility, thereby promoting access to the trans-European transport network, for all regions of the Union;

the promotion of cross-border projects;

the integration of urban nodes into the trans-European transport network (including promotion of sustainable urban mobility);

the promotion of sustainable transport solutions, such as enhanced accessibility by public transport, telematic applications, intermodal terminals/multimodal transport chains, low-carbon and other innovative transport solutions and environmental improvements;

the enhancement of cooperation between the different stakeholders.

compliance with the provisions laid down in this Regulation;

progress in the implementation of this Regulation;

changes in passenger and freight transport flows;

developments in national transport infrastructure investment;

the need for amendments to this Regulation.