This review studies a total of 33 policies and policy-related plans, strategies, and guidelines were reviewed for the Mainland and 14 for Zanzibar. These policy analyses has four objectives: - Identify and assess existing policies, plans, guidelines and laws related to young children in Mainland Tanzania and Zanzibar; - Consider if they are inclusive of the rights and well-being of young children; - Assess the extent to which early childhood development (ECD) is integrated into HIV/AIDS frameworks and vice-versa; - Provide recommendations for planning National Policy Frameworks for ECD and HIV/AIDS for Mainland Tanzania and Zanzibar.