855773644-LEED-v5-BD-C-Reference-Guide-Launch-Edition - Page 236
Extracted Content
| Col1 | Option 1 ASHRAE 90.1-2019 | Option 2 ASHRAE 90.1-2022 |
|---|---|---|
| (Option 4, Path 2, Ventilation) | Same documentation may be used to demonstrate peak thermal load reductions for ventilation, prerequisite HVAC compliance using the prescriptive method, and further improvements for_EAc3: Enhanced_ Energy Efficiency. | Same documentation may be used to demonstrate peak thermal load reductions for ventilation, prerequisite HVAC compliance using the prescriptive method, and further improvements for EAc3: Enhanced Energy Efficiency. |
| Appendix G PRM (Option 4, Path 3) | Same documentation may be used to demonstrate peak thermal load reduction for this credit and energy efficiency meeting the efficiency requirements for_EAp2: Minimum_ Energy Efficiency and_EAc3:_ Enhanced Energy Efficiency. | Same documentation may be used to demonstrate peak thermal load reduction for this credit and energy efficiency meeting the efficiency requirements for_EAp2: Minimum_ Energy Efficiency and_EAc3: Enhanced_ Energy Efficiency. |
DOCUMENTATION
| Project types | Options | Paths | Documentation |
|---|---|---|---|
| New Construction and Core and Shell | All | All | Document compliance with mandatory measures from_ASHRAE Standard 90.1._ |
| New Construction and Core and Shell | All | Prescriptive method | ASHRAE 90.1 compliance forms or COMcheck compliance report confirming a system-by-system approach. |
| New Construction and Core and Shell | All | Energy simulation (ASHRAE 90.1 Appendix G PRM or ECB Method) | Input-output reports from modeling software. |
| New Construction and Core and Shell | All | Energy simulation (ASHRAE 90.1 Appendix G PRM or ECB Method) | ASHRAE 90.1 compliance forms. |
| New Construction and Core and Shell | All | Energy simulation (ASHRAE 90.1 Appendix G PRM or ECB Method) | Energy consumption and demand for each building end-use and energy source. |
| New Construction and Core and Shell | All | Energy simulation (ASHRAE 90.1 Appendix G PRM or ECB Method) | Exceptional calculation and supporting documentation (if applicable). |
| New Construction and Core and Shell | All | Energy simulation (ASHRAE 90.1 Appendix G PRM or ECB Method) | USGBC Minimum Energy Performance Calculator or_ASHRAE Standard 90.1 Performance Based_ _Compliance Form_91. |
| New Construction and Core and Shell | All | Energy simulation (ASHRAE 90.1 Appendix G PRM or ECB Method) | Supporting documentation for metrics, as applicable, including published reference for source energy conversion factors, published reference for utility rates or tariffs per energy source, and for projects attempting Enhanced Energy Efficiency, published reference for greenhouse gas emissions factors. Appendix l site or source energy calculations as applicable for projects using_90.1-2022._ |
| District Energy System | All | All | Documentation on DES including energy source serving the project (as applicable). |
91 ASHRAE Standard 90.1 Performance Based Compliance Form, ASHRAE, (n.d.), https://www.energycodes.gov/ashrae-standard- 901-performance-based-compliance-form.
U.S. Green Building Council LEED v5 Reference Guide for Building Design and Construction, April 2025 Launch Edition 226