The document provides an in-depth impact analysis of the Karnali Ujjyalo Program (KUP), which distributed subsidized Solar Tukis to remote households in Nepal's Karnali region, assessing the program’s effects on health, income generation, education, and social integration. Detailed insights into the program’s benefits, challenges related to technical maintenance and gender disparities, and recommendations for improving the sustainability and effectiveness of future solar lighting initiatives are highlighted in the document.