National policy makers have an essential role to play in implementing new approaches and leveraging human, technological and financial resources to achieve net zero energy transitions in cities. This report looks at four priority areas for national policy makers when approaching their own climate action plans. These key areas place people at the centre of clean energy transitions in cities, support data-driven integrated planning, create a supportive environment for innovation and change, and foster international co‑operation. By paying attention to these essentials, national policy makers can craft inclusive policies, prioritise efficiency and empower communities.