In India, the building sector contributes to consumption of about 33% of the total energy produced in the country which is second highest after industrial sector which accounts for 45% of net production. The ECBC compliance rules were brought out in 2007 but their implementation has not been wholly satisfactory. This handbook attempts to provide a roadmap that makes ECBC compliance easier. Examples of states where the ECBC code has been successfully incorporated in the state bye laws are also available in the handbook.