Central
State authorities are responsible for:
- Coordination and management of the TEN-T projects in Croatia;
 - Actively participates in the use of available EU funds for the period of 2014-2020;
 - Intermediate body for development and implementation of thematic projects;
 - Prepare projects for all transport sectors in the line with the EU's strategic objectives for transport policy;
 - Controlling the completion of period of a project implementation and submit progress reports to the European Commission. 
 
Regional
Regional authorities are responsible for:
- Regional coordination of the TEN-T projects;
 - Drafting multi-annual and annual strategic and operational documents for regional development;
 - Establishment of a transparent system for the use of EU's Structural Funds;
 - Cooperation (excluding logistical/organisational assistance) with other administrative bodies in the implementation of the TEN-T projects at the regional level;
 - Monitoring work of companies which are implementing the projects.
 
Local
Local authorities are responsible for:
- Coordinating infrastructural projects of local importance, if specifically transferred by the government's decision
 - Reporting on a progress to regional and central authorities.
 
Responsible ministries/bodies
Central
Regional
- Regional authorities - counties (županije)
 - Administrative department for regional development infrastructure and project management
 - European Union Funding Agency for Regional and International Cooperation
 
Local
Sources:
TEN-T Corridors, Connecting Europe