The Planning Sector of Samdrup Jongkhar Dzongkhag Administration is responsible for formulating and coordinating the Dzongkhag's Five-Year and Annual Plans, ensuring alignment with national development goals and the principles of Gross National Happiness. It collaborates with central agencies and local governments to develop long-term development frameworks, monitors implementation, and supports evidence-based decision-making to promote balanced and sustainable growth across the Dzongkhag.