The study investigates green practices on the impact of builders’ intention in South Tamil Nadu. Addressing the dangers presented by climate change has emerged as one of the world’s greatest issues. More than 36 billion tonnes of CO2 emissions have lately been observed, and the building industry has been highlighted as one of the main contributors to the development of climate change phenomena. The aim of the research is to expand the theory of planned behaviour (TPB) by applying green awareness and its characteristics in order to explain developers’ intentions to adopt green practices in South Tamil Nadu. A survey was conducted among 298 Builders such as architect and engineers. The aim was to explore the relationship between the proposed dimensions as well as the knowledge / awareness, attitude, subjective norm, perceived behavioural control (PBC), and intention to adopt green concepts.