The transition to clean energy sources is a paramount global endeavor driven by the urgent need to mitigate climate change and ensure a sustainable future. This chapter delves into the intricate web of policy and regulatory frameworks governing clean energy, with a specific focus on government incentives. By analyzing these frameworks, the chapter aims to provide a comprehensive understanding of how governments play a pivotal role in shaping the clean energy landscape. It explores various incentive mechanisms, such as subsidies, tax incentives, grants, and feed-in tariffs, highlighting their impact on promoting the adoption of renewable energy technologies. The chapter also addresses the challenges and opportunities associated with designing effective incentive programs that balance environmental, economic, and social considerations.