BIM data format is a crucial element in the realm of Building Information Modeling (BIM). It refers to the structured arrangement of information within a BIM model, which includes 3D geometries, spatial relationships, geographic information, and other building-specific data. This format allows for the efficient exchange and sharing of information among project stakeholders, such as architects, engineers, contractors, and facility managers. JSON, or JavaScript Object Notation, is commonly used for representing BIM data due to its simplicity, flexibility, and human-readable format. It enables seamless data interoperability and integration across various BIM software platforms. Understanding BIM data format is essential for ensuring the accuracy, consistency, and reliability of building information throughout the project lifecycle. It facilitates better decision-making, improved collaboration, and streamlined workflows, thereby contributing to the overall success of construction projects. Embracing BIM data format empowers the construction industry to leverage the full potential of digital technologies and drive innovation in the built environment.