LEED v5 BD+C Rating System_November 2025_clean - Page 105

Extracted Content

Case 1. ASHRAE 90.1-2019 (1–5 points)

Available only to projects registered before January 1, 2028.

Comply with the provisions of ASHRAE 90.1-2019, Sections 5–10.

Implement Additional Efficiency Requirements credits calculated per ASHRAE 90.1-2022, Section 11, from the list of eligible measures referenced below. Where ASHRAE 90.1-2022, Section 11, references the prescriptive requirements of ASHRAE 90.1-2022, Sections 5–10, such as lighting power density or equipment efficiency, replace those references with the matching prescriptive values in ASHRAE 90.1-2019 .

OR

Case 2. ASHRAE 90.1-2022 (4–7 points)

Comply with the provisions of ASHRAE 90.1-2022, Sections 5–11.

Implement incremental ASHRAE 90.1-2022, Section 11, credits above the minimum required from the list of eligible measures below.

Eligible measures from ASHRAE 90.1-2022 , Section 11.5.2, for LEED points:

- HVAC measures (H01 to H07)

- Service water heating measures (W01 to W09)

- Lighting measures (L01 to L06)

- G07 building mass/night flush

Table 1. Points for ASHRAE 90.1-2022, Section 11, Credits

PointsCase 1. ASHRAE 90.1-2019Case 2. ASHRAE 90.1-2022
1
25 credits
N/A
2
50 credits
50 credits
3
75 credits
75 credits
4
100 credits
Min. required by 90.1-2022
5
125 credits
Min. required by 90.1-2022 plus 25 credits
6
N/A
Min. required by 90.1-2022 plus 50 credits
7N/AMin. required by 90.1-2022 plus 75 credits

AND/OR

U.S. Green Building Council LEED v5 Reference Guide for Building Design and Construction, November 2025 Edition 98