Official Release: 2025 LOD Specification

The 2025 LOD Specification is now available from BIMForum. This release continues to provide a structured, consistent framework for defining model expectations and improving collaboration across the built environment.
What's new at BIMForum See more
2025 LOD Specification Public Comment Period Now Open
Friday, December 19, 2025
The draft 2025 LOD Specification has been released for public comment. Industry stakeholders are invited to review the proposed updates and provide feedback to help shape the final release. Public …
BIMForum Level of Development (LOD) Specification 2024 – In English and Spanish Language Version
Tuesday, December 31, 2024
BIMForum has published the 2024 Level of Development (LOD) Specification in an English and Spanish language version. The publication of the 2024 LOD Spec in Spanish Language has been made …
buildingSMART USA – openBIM Training and Certification
Tuesday, April 16, 2024
buildingSMART USA, has developed a training and certification program for decision makers and practitioners in the AEC/O industry. The training program consists of 4 courses: The objective of these courses …

