LEED v5 BD+C Rating System_November 2025_clean - Page 122

Extracted Content

PATH 2. ENHANCED COMMISSIONING FOR BUILDING ENCLOSURE (1 POINT)

Comply with all tasks and deliverables referenced with ASTM E2947-21a, “Standard Guide for Building Enclosure Commissioning,” except Sections 7.2.4 and 7.4.3.

Comply with the following field-testing requirements:

• Building air leakage testing per ASTM E783, ASTM E779, ASTM E1186, or ASTM E3158 .

• Water penetration testing per ASTM E1105 or AAMA 501.2 .

• Infrared imaging per ASTM C1153 or ASTM C1060 .

During occupancy, review the training materials to confirm that they meet the training requirements provided in the building enclosure commissioning (BECx) plan or specification, and confirm that the training occurred.

AND/OR

Option 2. Monitoring-Based Commissioning (MBCx) (1–2 points)

PATH 1. BASIC SOFTWARE (1 POINT)

Process and communications Commit to implementing MBCx for a minimum of three years, through a contract with an MBCx provider or qualified monitoring-based commissioning provider (MBCxP) staff person. MBCx shall commence no later than building occupancy and shall be fully coordinated between the commissioning provider, facilities management, and MBCxP.

Develop a monitoring-based commissioning plan summarizing the process including all of the following:

• Roles and responsibilities

• Software technology description, including frequency and duration for trend monitoring

• Review and reporting criteria, including:

o Training of facilities staff

o Expeditious communication of major anomalies or faults identified to facilities staff

o At least quarterly, MBCxP summary of anomalies and faults detected and

communication with facilities staff to discuss and prioritize issues

o At least annually, MBCxP summary reporting of trends, benchmarks, faults, energy

savings opportunities, corrective actions taken, and planned actions

o At least two MBCxP reviews of building systems, equipment, and operational

controls

U.S. Green Building Council LEED v5 Reference Guide for Building Design and Construction, November 2025 Edition 115