Resources
Learn how COBie 2.4 works.
Plain explanations of the exchange, the workbook relationships, and the project process. Everything here is based on the official NIBS COBie 2.4 publication in NBIMS-US V3, with direct links to the source documents.
What is COBie?
The practical purpose of the exchange, who contributes, and what the workbook is meant to deliver.
Read topicWhat belongs in COBie?
Which assets and attributes NBIMS-US V3 includes, what the US exclusion lists leave out, and where the owner's requirements take over.
Read topicThe COBie 2.4 workbook
How the worksheets behave like a connected dataset rather than an unrelated collection of tabs.
Read topicHow to get COBie from Revit
The four-step BIMRelay route through model setup, validation, AI Review, and Excel export, plus the Autodesk COBie Extension's Revit setup sequence.
Read topicOfficial sources
How COBie 2.4 relates to NBIMS-US V3 and where to find the authoritative publication and schemas.
Read topicRecommended starting point
New to COBie?
Begin with what the exchange is and why it exists. Then see how BIMRelay turns Revit model data into a workbook the delivery team can complete and validate.
Read the introduction