the proposed green building certificate linked with a mandatory building permit could be a good solution for guiding ecofriendly building plans and should be expanded to the whole bma upgrading informal settlements in bandung remains a challenge requiring a comprehensive approach for enhancing urban resilience this tool can anchor other sectoral urban policies how well such a tool is utilised may determine residents access to public services and employment opportunities energy demands and energy efficiency of the transport sector and a city s capacity to adapt to climate change