Your LEED certification toolkit and expert forum

LEEDuser helps you successfully complete your LEED project certification with tips, checklists, sample documentation, forums, and more.

Looking for help on a specific LEED credit? Browse for it here, or review all of the credits and prerequisites in these LEED rating systems:

  • LEED-NC: New Construction v2.2,
  • LEED-NC: New Construction v2009,
  • LEED-CS: Core and Shell v2009,
  • LEED-CI: Commercial Interiors v2009,
  • LEED-Schools v2009,
  • LEED-EBOM: Existing Buildings Operation and Maintenance v2009.
  • See all LEED version 4 (LEED v4) rating systems.
  • See all versions of all LEED rating systems.
  • Discussion Forum

    There are discussions happening on pages across this site, right in the thick of our content. If you don't find your topic, you can start your own discussion.

    Title Comments Most Recent Post Location
    RE: LEED requirement in Connecticut
    in Start a New LEED Discussion Topic
    196 Susan Walter
    Specifications Director
    Populous
    Fri, Sep 4, 2015
    RE: Submetering - Core & Shell 2009
    in CS 2009 EAc5.2: Measurement and Verification—Tenant Submetering
    95 Marcus Sheffer
    LEED Fellow
    7group
    Fri, Sep 4, 2015
    RE: Assembly U-value Calculation
    in NC 2009 EAp2: Minimum Energy Performance
    3,040 Marcus Sheffer
    LEED Fellow
    7group
    Fri, Sep 4, 2015
    RE: ASHRAE AEDG Retail - Prescriptive skylight requirement
    in CS 2009 EAp2: Minimum Energy Performance
    967 Christopher Schaffner
    Principal & Founder
    The Green Engineer, Inc.
    Fri, Sep 4, 2015
    RE: LEED credit achievement
    in Credit Achievement Tally
    2 Kathryn West
    LEED AP BD+C, O+M, Green Globes Professional, Guiding Principles Compliance Professional
    Energy Ace
    Fri, Sep 4, 2015
    Building under Construction
    in CI 2009 SSc2: Development Density and Community Connectivity
    112 Eric Thompson
    Architect
    NBBJ
    Fri, Sep 4, 2015
    RE: LEED NC or LEED for Healthcare?
    in LEED Rating System Selection Q&A
    712 Elisa Sirombo
    Architect
    Fri, Sep 4, 2015
    Italy
    Low Flow Sink
    in CI 2009 WEp1: Water Use Reduction—20% Reduction
    231 Raymond Jones
    Fri, Sep 4, 2015
    United States
    RE: Definition of Main Building Entrance
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    221 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE
    Thu, Sep 3, 2015
    RE: Eyeball Audits as Backup for Commingled Diversion
    in NC 2009 MRc2: Construction Waste Management
    385 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE
    Thu, Sep 3, 2015
    RE: Process Energy Savings - Exceptional Calculation - Dry Coolers
    in NC 2009 EAc1: Optimize Energy Performance
    1,208 Marcus Sheffer
    LEED Fellow
    7group
    Thu, Sep 3, 2015
    Soccer Games
    in NC 2009 EAc4: Enhanced Refrigerant Management
    140 multibet 88
    Prediksi Bola
    Multibet88
    Thu, Sep 3, 2015
    China
    Requirements for copy and printer machine (IEQc5)
    in NC v2.2 EQc5: Indoor Chemical and Pollutant Source Control
    98 stina Brandt
    Production engineer
    Skanska
    Thu, Sep 3, 2015
    Sweden
    treat wastewater to teriary standards?
    in NC 2009 WEc3: Water Use Reduction
    118 Erin Holdenried
    Sustainable Design Manager
    AECOM
    Wed, Sep 2, 2015
    India
    Sub-merters
    in EBOM-v4: Minimum energy performance
    13 Stéphanie Mayer
    Bouthillette Parizeau inc.
    Wed, Sep 2, 2015
    Canada
    Title Comments Most Recent Post Location
    RE: Submetering - Core & Shell 2009
    in CS 2009 EAc5.2: Measurement and Verification—Tenant Submetering
    95 Marcus Sheffer
    LEED Fellow
    7group
    Fri, Sep 4, 2015
    RE: Assembly U-value Calculation
    in NC 2009 EAp2: Minimum Energy Performance
    3,040 Marcus Sheffer
    LEED Fellow
    7group
    Fri, Sep 4, 2015
    RE: ASHRAE AEDG Retail - Prescriptive skylight requirement
    in CS 2009 EAp2: Minimum Energy Performance
    967 Christopher Schaffner
    Principal & Founder
    The Green Engineer, Inc.
    Fri, Sep 4, 2015
    Building under Construction
    in CI 2009 SSc2: Development Density and Community Connectivity
    112 Eric Thompson
    Architect
    NBBJ
    Fri, Sep 4, 2015
    Low Flow Sink
    in CI 2009 WEp1: Water Use Reduction—20% Reduction
    231 Raymond Jones
    Fri, Sep 4, 2015
    United States
    RE: Definition of Main Building Entrance
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    221 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE
    Thu, Sep 3, 2015
    RE: Eyeball Audits as Backup for Commingled Diversion
    in NC 2009 MRc2: Construction Waste Management
    385 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE
    Thu, Sep 3, 2015
    RE: Process Energy Savings - Exceptional Calculation - Dry Coolers
    in NC 2009 EAc1: Optimize Energy Performance
    1,208 Marcus Sheffer
    LEED Fellow
    7group
    Thu, Sep 3, 2015
    Soccer Games
    in NC 2009 EAc4: Enhanced Refrigerant Management
    140 multibet 88
    Prediksi Bola
    Multibet88
    Thu, Sep 3, 2015
    China
    Requirements for copy and printer machine (IEQc5)
    in NC v2.2 EQc5: Indoor Chemical and Pollutant Source Control
    98 stina Brandt
    Production engineer
    Skanska
    Thu, Sep 3, 2015
    Sweden
    treat wastewater to teriary standards?
    in NC 2009 WEc3: Water Use Reduction
    118 Erin Holdenried
    Sustainable Design Manager
    AECOM
    Wed, Sep 2, 2015
    India
    Sub-merters
    in EBOM-v4: Minimum energy performance
    13 Stéphanie Mayer
    Bouthillette Parizeau inc.
    Wed, Sep 2, 2015
    Canada
    RE: Assembly Calculator for Materials with Recycled Content
    in NC 2009 MRc4: Recycled Content
    566 CAROLINE PIN
    In charge of environmental certification on a jobsite
    EIFFAGE CONSTRUCTION
    Wed, Sep 2, 2015
    1 VAV 2 offices, one restroom
    in NC 2009 IEQc6.2: Controllability of Systems—Thermal Comfort
    188 CATALINA CABALLERO
    SUSTAINABILITY COORDINATOR
    JALRW Eng. Group Inc.
    Wed, Sep 2, 2015
    RE: Calculating Stormwater Treatment Volumes
    in NC-v4: Rainwater management
    44 Michael D. DeVuono
    Senior Staff Engineer
    T&M Associates
    Wed, Sep 2, 2015
    RE: Method to Achieve Thermal - Comfort for Ventilated Area
    in NC 2009 IEQc7.1: Thermal Comfort—Design
    227 SAMY Chamy
    Enginneer
    T&T Green
    Wed, Sep 2, 2015
    India
    100% Outside Air systems
    in CI 2009 IEQc3.1: Construction IAQ Management Plan—During Construction
    25 Christie Rimes
    Tue, Sep 1, 2015
    Australia
    RE: carpool vs fuel efficent vehicle
    in EBOM 2009 SSc4: Alternative Commuting Transportation
    288 Trista Little
    Sustainability Manager
    YR&G
    Tue, Sep 1, 2015
    43" partitions block views and negate compliance?
    in EBOM 2009 IEQc2.4: Daylight and Views
    70 Blair Seibert
    Principal, Architect
    Verde Concepts, Inc.
    Tue, Sep 1, 2015
    United States
    RE: MRc4 vs MRc7
    in Healthcare-v4: Furniture and medical furnishings
    4 Candace Pearson
    Research Associate
    LEEDuser, BuildingGreen Inc.
    Tue, Sep 1, 2015
    Title Comments Most Recent Post Location
    LEED CS - Version 2.0
    in LEED CS - Version 2.0
    1 Shannon Gray
    Consultant
    YRG sustainability
    Wed, Dec 2, 2009
    SSc8 is really 3 credits?
    in If you could invent a new credit, what would it be?
    1 LEEDuser Live from Greenbuild
    Wed, Nov 11, 2009
    Title Comments Most Recent Post Location
    RE: MPR 6 & USGBC Energy and Water Data Release form
    in MPR6: Must commit to sharing whole-building energy and water usage data
    39 Michelle Reott
    LEED AP BD+C, ID+C, O+M, Managing Principal
    Earthly Ideas LLC
    Fri, May 9, 2014
    Qualifying spaces must meet IEQ c5
    in Healthcare-v2009: Connection to the natural world - direct exterior access for patients
    5 YP Pierce
    Fri, May 9, 2014
    We have a resort project,
    in Site boundaries for multi-phase Projects
    18 Eunju Park
    Thu, May 8, 2014
    RE: Medical gases
    in Healthcare-v2009: PBT source reduction - lead, cadmium and copper
    19 Susan Walter
    Specifications Director
    Populous
    Wed, May 7, 2014
    RE: Concrete Sediment Control
    in NC v2.2 SSp1: Construction Activity Pollution Prevention
    33 michelle bombeck
    Project Associate
    O'Brien & Company
    Tue, May 6, 2014
    Conveying systems now accepted for this credit
    in NC-v4: Building product disclosure and optimization - environmental product declarations
    19 Paula Melton
    Managing Editor
    BuildingGreen, Inc.
    Tue, May 6, 2014
    United States
    Injected foam insulation with 0 g/L VOCs
    in Schools IEQc4.6: Low-Emitting Materials—Ceiling and Wall Systems
    73 Erin Holdenried
    Sustainable Design Manager
    AECOM
    Mon, May 5, 2014
    United States
    Under the same Construction Contract
    in New LEED Guidance for Campuses and Multiple Buildings
    545 Nicolas Pare
    Senior Architect
    Aedas Middle East
    Mon, May 5, 2014
    RE: How to claifiy a permanet no-smoking signate
    in NC 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    294 Kevin Li
    EMSI
    Mon, May 5, 2014
    RE: Fire during construction
    in CS 2009 SSp1: Construction Activity Pollution Prevention
    60 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Sat, May 3, 2014
    PC 9 - Open & Connected Community
    in Pilot Credit 9: Street Network
    67 michael kollman
    Thu, May 1, 2014
    RE: Innovation and Design - Green Building Education
    in NC 2009 IDc1: Innovation in Design
    587 Francisco Infante
    Wed, Apr 30, 2014
    LEED Boundary
    in PIf4: Schedule and Overview Documents
    1 CT G
    Wed, Apr 30, 2014
    Pest Control During Construction?
    in NC-2009: Clean construction
    1 Juhi Jain
    Project Consultant
    Thornton Tomasetti / Sustainability
    Tue, Apr 29, 2014
    PC 81 - Clarifications
    in NC-2009: Green training for contractors, trades, operators and service workers
    14 Patricia Lloyd
    LEED Project Coordinator
    Leopardo Companies, Inc.
    Tue, Apr 29, 2014
    United States
    flush out possible by phase
    in NC 2009 IEQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    288 Sahar Abi-Ziki
    Tue, Apr 29, 2014
    SCS Global Certification
    in CI 2009 IEQc4.5: Low-Emitting Materials—Systems Furniture and Seating
    146 Steve Valev
    Tue, Apr 29, 2014
    United States
    Choice between LEED NC & LEED HC
    in LEED for Healthcare forum - LEED-HC users welcome!
    120 Ghaith Moufarege
    Mon, Apr 28, 2014
    RE: Certifying a single Building within a Complex - energy metering
    in EBOM 2009 EAc1: Optimize Energy Efficiency Performance
    121 Emmanuel Pauwels
    Owner
    Green Living Projects s.l.
    Sun, Apr 27, 2014
    RE: How to Get this credit For VRF System
    in NC 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    364 Michelle Halle Stern
    LEED Fellow
    The Green Facilitator
    Fri, Apr 25, 2014
    Title Comments Post date Most Recent Postsort icon Location
    Entering nonregularrly occuoied spaces in IEQp1 calculator
    in NC-v4: Minimum energy performance
    41 Vassil Vassilev
    Manager
    Termoservice OOD
    Wed, Jan 21, 2015
    2015-01-21 09:41 Bulgaria
    Entering nonregularily occupied spaces in IEQp1 spread sheet cal
    in NC-v4: Minimum indoor air quality performance
    16 Vassil Vassilev
    Manager
    Termoservice OOD
    Wed, Jan 21, 2015
    2015-01-21 09:39 Russian Federation
    No information of VOC in MSDS
    in NC v2.2 EQc4.2: Low-Emitting Materials—Paints and Coatings
    97 Yodi Danusastro
    Wed, Jan 21, 2015
    2015-01-21 05:46 Indonesia
    Natural ventilation for residential
    in CS-2009 IEQp1: Minimum IAQ Performance
    143 mai elly
    Wed, Jan 21, 2015
    2015-01-21 04:06 Malaysia
    Mechanical Ventilation using local code
    in NC-2009 IEQp1: Minimum IAQ Performance
    942 MOHD HAFIZI MOHAMAD
    Tue, Jan 20, 2015
    2015-01-21 00:03 Malaysia
    What does LEED consider as Sitework?
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    263 Erika Duran
    Sustainability Consultant
    Dagher Engineering
    Tue, Jan 20, 2015
    2015-01-20 18:08 United States
    Plastic Cement Welding & PVC Welding
    in CS 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    100 L S
    Vancouver, BC Canada
    Tue, Jan 20, 2015
    2015-01-20 16:19 Canada
    Extraction Monoxide in Basement During Construction
    in CS 2009 IEQc3: Construction IAQ Management Plan—During Construction
    31 SUMAC Inc.
    SUMAC
    Tue, Jan 20, 2015
    2015-01-20 11:06 Peru
    VOC limit for acrylic based industrial enamel paints
    in NC 2009 IEQc4.2: Low-Emitting Materials—Paints and Coatings
    504 SENGATHIR SELVAN KARUNANITHI
    INNOWELL ENGINEERING INTERNATIONAL PVT LTD
    Tue, Jan 20, 2015
    2015-01-20 05:41 Bangladesh
    Uploads and deleting uploads - is the webinar posted somewhere?
    in LEED 2009 Projects Getting Upgraded to New LEED Online
    25 Susan Di Giulio
    Project Manager
    Zinner Consultants
    Mon, Jan 19, 2015
    2015-01-19 20:00 United States
    Net Zero Building
    in CS 2009 EAc6: Green Power
    84 Lisa Marshall
    Ecological Building Strategies
    Mon, Jan 19, 2015
    2015-01-19 19:29 United States
    Two lighting related questions
    in CI 2009 EAp2: Minimum Energy Performance
    495 Ramana Koti
    Building Performance Analyst
    Lord, Aeck & Sargent
    Mon, Jan 19, 2015
    2015-01-19 17:44 United States
    Naturally ventilated elevator lobby in mech. ventilated bldg.
    in NC 2009 IEQc2: Increased Ventilation
    98 Lawrence Lile
    Chief Engineer
    Lile Engineering LLC
    Mon, Jan 19, 2015
    2015-01-19 16:30 United States
    Pilot Credit 74: EQ – No environmental tobacco smoke
    in Homes-v2008: No environmental tobacco smoke
    1 Jonathan Lindstrom
    Project Manager
    Kramer Marks Architects
    Mon, Jan 19, 2015
    2015-01-19 16:09 United States
    Pilot Credit 71: EA – Performance of ENERGY STAR for Homes
    in Homes-v2008: Performance of ENERGY STAR for Homes
    1 Jonathan Lindstrom
    Project Manager
    Kramer Marks Architects
    Mon, Jan 19, 2015
    2015-01-19 16:04 United States
    Pilot Credit 47: EQ – Acoustic Comfort
    in Homes-v2008: Acoustic comfort
    1 Jonathan Lindstrom
    Project Manager
    Kramer Marks Architects
    Mon, Jan 19, 2015
    2015-01-19 15:59 United States
    MRpc34 Design for Adaptability
    in Homes-v2008: Design for adaptability
    1 Jonathan Lindstrom
    Project Manager
    Kramer Marks Architects
    Mon, Jan 19, 2015
    2015-01-19 15:51 United States
    Autocontrol vs smart sensor-activated faucets and duration times
    in NC-v4: Indoor water use reduction
    17 Heather DeGrella
    Sustainability Coordinator
    Opsis Architecture
    Mon, Jan 19, 2015
    2015-01-19 14:21 United States
    Coat area - regularly occupied?
    in NC 2009 IEQc8.2: Daylight and Views—Views
    419 Eric White
    Mon, Jan 19, 2015
    2015-01-19 13:11 Canada
    shuttle buses
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    221 Weidong Luo
    Ecotech International
    Mon, Jan 19, 2015
    2015-01-19 12:28 China

    Copyright 2015 – BuildingGreen, Inc.