The Building Energy Efficiency Accelerator (BEA) assists sub-national governments in speeding up the process of adoption of best-practice policies and implementation of building efficiency projects, with the goal of doubling the rate of energy efficiency improvement in the building sector by 2030.

ICLEI is the regional lead for all activities in Southeast Asia.The BEA process of engagement in a city includes support for: Assessing and prioritizing locally-appropriate policies and actions; Implementing actions, through matching needs with expertise, resources and tools; Tracking action and documenting progress, and sharing lessons learned. BEA engages cities through a menu of policy options and key actions based on needs, and activities the partnership can provide in each location. Cities prioritize policies and activities, and the partnership connect them to resources and engagement around those priorities.