The project aims to mobilize and guide public authorities in defining long-term energy policy priorities, promote multi-level governance and support regional and local authorities in developing, financing and implementing ambitious integrated sustainable energy and climate policy action plans in order to achieve climate resilience and carbon neutrality by 2050. This will be achieved through: - Facilitation of the vertical and horizontal multi-level governance cooperation in eleven (11) European countries. - Identification of strategic policy priorities at a national level, fostering multi-level governance to capitalise on synergies and economies of scale for implementing energy efficiency and renewable energy actions. - Capacity building at local/regional level. - Development of at least 116 sustainable energy and climate policy action plans for 2050 at the local and regional level. - Development of at least 105 funding proposals for implementing sustainable energy and climate actions/projects. - Targeted pro