What is the GFA threshold for mandatory BIM submissions? January 07, 2026 17:10 From 1 Oct 2025, BIM submissions are required for new projects with GFA ≥ 30,000m². Related to BIM CORENET X Related articles Must I encrypt the files in my submission? Have the authorities considered the impact on Project Completion Period (PCP) timelines for developers? Will unprotected opening calculations for SCDF submissions be included in CORENET X? Are temporary works such as ERSS for basement excavation required to be incorporated into the coordinated BIM model for CORENET X submissions? What is CORENET X and its current scope?