**Abstract**

This chapter is centred on waste management in buildings. It discusses the principles of applying circular economy in buildings toward resource efficiency with regard to the building sector. The study investigates a series of building assessments and reviews different aspects of energy efficiency as it relates to circular economy in buildings. It recommends the best practices to ensure the reuse and recycling of building components during and after the life of a building. The world is experiencing huge resource depletion and it is eminent to research the waste management practices in the building industry, Circular Economy offers major interventions in buildings which are explored in this chapter, another aspect of the discussion in this chapter is the design for disassembly and design for recycling under the concepts of circular economy.

**Keywords:** building, waste, recycle, reuse, circular economy, sustainability
