Victoria Tsoukala from the European Commission's DG RTD Open Science Unit presented on the European Commission's policies and plans for Open Access and Open Science under Horizon Europe. Key points include: - Open Access to publications and research data will be mandatory under Horizon Europe with exceptions allowed for research data. - The European Open Science Cloud will provide researchers access to storage, management, and analysis of research data. - Responsible data management with Data Management Plans and FAIR data principles will be required. - Open Science will be promoted through incentives and obligations beyond just open access, such as citizen science and evaluation of proposals. - Other initiatives include the European Open Science Cloud to connect