The main responsibilities of TEC-H are:
Piloting the European Space Technology Harmonisation leading to roadmaps agreed by national and European institutions and industry, and monitoring the implementation of these roadmaps
Leading coordination with the European Commission and the European Defence Agency (EDA) on Critical Space Technologies for European Non-Dependence
Providing a secretariat function to the Technology Harmonisation Advisory Group (THAG) and the Technology Advisory Working Group (TA-WG)
Organising the TEC Directorate-level bilateral meetings with Member States and the tracking across the Directorate of bilaterals with Member States
Coordinating the ESA Competence Domains and the ESA TECNET Working Groups