BIM data format, or Building Information Modeling data format, is a digital representation of the physical and functional characteristics of a building. It encompasses both the geometry and the non-graphical information that supports the building's lifecycle. BIM data format is crucial in the construction industry as it allows for the creation of intelligent 3D models that can be used for design, construction, and operation of a building. By utilizing BIM data format, stakeholders can collaborate more effectively, reduce errors, and improve overall project efficiency. BIM data format is typically stored in various file formats such as IFC (Industry Foundation Classes), COBie (Construction Operations Building Information Exchange), and others. These formats allow for the exchange and sharing of information across different software platforms, enabling seamless collaboration and integration of data throughout the building's lifecycle. As the construction industry continues to undergo digital transformation, BIM data format plays a vital role in streamlining processes and optimizing project delivery. Understanding the basics of BIM data format is essential for professionals in the construction and architecture fields to stay competitive and embrace the future of building information modeling.