USGBC Updates LEED v4.1 ID+C Addenda with Energy Guidance Changes

Description

USGBC issued updated addenda for LEED v4.1 Interior Design and Construction (ID+C) rating system on November 3, 2025. Updates include revisions to Energy and Atmosphere prerequisite Minimum Energy Performance guidance, including references to base building HVAC and service water-heating systems contribution guidance.

Sources

• Official LEED v4.1 Interior Design and Construction Addenda - USGBC

Key Findings

USGBC Updates LEED v4.1 ID+C Addenda with Energy Guidance Changes

Issue Post Date 17 Behind the Intent; Further Explanation LT credit Surrounding Density and Diverse Uses Under Beta Update, after the first paragraph beginning "Updates clarify that surrounding existing density is measured within a [...] All Paths: Scope of DES equipment inclusion All downstream equipment must be included in the scope of EA Prerequisite Minimum Energy Performance and EA Credit Optimize Energy Performance.