Nakon što budu identificirana, u ulaganjima se određuju prioriteti ovisno o njihovu doprinosu mobilnosti, održivosti, smanjenju emisije stakleničkih plinova i jedinstvenom europskom prometnom prostoru, u skladu s vizijom iz Bijele knjige pod nazivom „Plan za jedinstveni europski prometni prostor – put prema konkurentnom prometnom sustavu unutar kojeg se učinkovito gospodari resursima”, naglašavajući da je u prometnom sektoru potrebno znatno smanjenje emisije stakleničkih plinova.
Once identified, investments shall be prioritised according to their contribution to mobility, sustainability, to reducing greenhouse gas emissions, and to the Single European Transport Area, in accordance with the vision set out in the White Paper entitled "Roadmap to a Single European Transport Area – Towards a competitive and resource efficient transport system", highlighting that a significant reduction in greenhouse gases is required in the transport sector.EurLex-2 EurLex-2