Policies can contribute to fostering principles of open science and open data. In this webinar, representatives from funding bodies and universities as well as EOSC stakeholders discuss the role and consequences of policies on a national and institutional level, and how they interact. Further discussion points will be e.g. the consequences of open access policies and to what extent policies can be regarded as an indicator for sustainability. Joy Davidson, from Digital Curation Centreand member of FAIRsFAIR, together with SPARC Europe, will do a presentation on Overview of National Policies and Strategies on FAIR.