This document discusses mainstreaming sustainable consumption and production (SCP) into development planning. It defines mainstreaming as integrating an idea into an institution or process to change its culture and practices. Mainstreaming SCP means incorporating SCP into all elements of a country's development policies, programs, strategies and budgets. This ensures the sustainability of SCP policies, prioritizes SCP in budget decisions, and increases chances of securing donor funds while contributing to greater development objectives. The document provides tips for successful mainstreaming such as finding entry points, understanding contexts, stakeholder engagement, policy integration, implementation support, timing opportunities, managing ownership, and having realistic expectations. It also questions whether national action plans are needed and cautions that progress must