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
    Sound transmission for moveable partitions
    in NC-v4: Acoustic performance
    10 Anaïs Péaud
    ARTELIA
    Wed, Feb 10, 2016
    France
    US standard and red cross
    in NC-2009: Assessment and Planning for Resilience
    1 Yasuhito Koike
    LEED AP, Green Building Consultant
    Izumi System Planning
    Wed, Feb 10, 2016
    Japan
    RE: Printers
    in NC 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    403 Michelle Halle Stern
    LEED Fellow
    The Green Facilitator
    Wed, Feb 10, 2016
    RE: Open Space Accessibility
    in NC 2009 SSc5.2: Site Development—Maximize Open Space
    175 Pamela Mendez
    WSP
    Tue, Feb 9, 2016
    Shower Flow Control Valve or Flow Regulator Washer
    in Schools 2009 WEp1: Water Use Reduction—20% Reduction
    41 Peter Doo
    President
    Doo Consulting, LLC
    Tue, Feb 9, 2016
    United States
    Commenced construction
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    274 André Harms
    Ecolution Consulting
    Tue, Feb 9, 2016
    Successful CIR: Audio Tours as Green Education (Canada)
    in NC 2009 IDc1: Innovation in Design
    598 Jackie Kanyuk
    Tue, Feb 9, 2016
    Existing areas with lighting to remain as is
    in NC 2009 EAp2: Minimum Energy Performance
    3,261 CATALINA CABALLERO
    SUSTAINABILITY COORDINATOR
    JALRW Eng. Group Inc.
    Tue, Feb 9, 2016
    RE: Amount of offset in multi tenanted building
    in EBOM 2009 EAc4: On-Site and Off-Site Renewable Energy
    110 Peter Doo
    President
    Doo Consulting, LLC
    Tue, Feb 9, 2016
    RE: ESC plan for major renovation of data center
    in NC-v4: Construction activity pollution prevention
    8 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Feb 9, 2016
    RE: electric transformer
    in NC-v4: Minimum energy performance
    62 Marcus Sheffer
    LEED Fellow
    7group
    Tue, Feb 9, 2016
    LEED O+M V4 project re-certification
    in LEED for Existing Buildings Recertification Is Here
    13 Elodie DUMAS
    ALTO Ingénierie
    Tue, Feb 9, 2016
    LEED CS 2009 Update from october 2010
    in LEED Rating System Selection Q&A
    749 Valentin Grimaud
    Thermal Engineer
    TERAO Green Building Engineering
    Tue, Feb 9, 2016
    RE: Commingled waste as one or multiple material streams?
    in NC-v4: Construction and demolition waste management
    15 Francis McNulty
    OCSC
    Tue, Feb 9, 2016
    RE: Surrounding Density - Previously Developed Site
    in NC-v4: Surrounding density and diverse uses
    18 Kimberly Schlaepfer
    Sustainability Coordinator LEED AP O+M, BD+C
    YR&G
    Mon, Feb 8, 2016
    Title Comments Most Recent Post Location
    RE: Third Party Data Source
    in PIf1: Minimum Program Requirements
    4 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Jan 19, 2016
    please post to a SPECIFIC LEEDuser forum
    in PIf1: Minimum Program Requirements
    3 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Jan 19, 2016
    please post to a SPECIFIC LEEDuser forum
    in PIf1: Minimum Program Requirements
    5 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Jan 19, 2016
    please post to a SPECIFIC LEEDuser forum
    in PIf1: Minimum Program Requirements
    3 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Jan 19, 2016
    please post to a SPECIFIC LEEDuser forum
    in PIf1: Minimum Program Requirements
    16 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Jan 19, 2016
    please post to more specific forums
    in PIf1: Minimum Program Requirements
    16 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Jan 19, 2016
    RE: PI Form4 - Lease Requirement
    in PIf4: Schedule and Overview Documents
    4 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Dec 30, 2015
    RE: Brand New - Raw space
    in CI-2009 MRc1.2: Building Reuse—Maintain Existing Interior Nonstructural Elements
    71 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Dec 30, 2015
    RE: Below Grade levels - excluded?
    in Healthcare-v2009: Daylight and views - views
    38 Ghaith Moufarege
    Wed, Dec 30, 2015
    RE: Single Building Certification_LEED New Construction 2009
    in MPR2: Must be a complete, permanent building or space
    202 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE
    Wed, Dec 30, 2015
    RE: Anti Smoking Sign
    in NC 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    306 Heather Holdridge
    Sustainability Coordinator
    Lake/Flato Architects
    Tue, Dec 29, 2015
    RE: Bike Rack Locations In Parking Garage
    in ND-v2009: Bicycle network and storage
    14 Eliot Allen
    LEED AP-ND, Principal
    Criterion Planners
    Tue, Dec 29, 2015
    RE: long term lease as NC innovation credit
    in CI 2009 MRc1.1: Tenant Space—Long-Term Commitment
    39 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Dec 29, 2015
    RE: Previously Submitted Documentation
    in PIf5: Building System Control
    14 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Dec 29, 2015
    RE: Sewage Conveyance from the site
    in PIf2: Project Summary Details
    7 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Dec 29, 2015
    RE: Water-Related Systems Implementation Phase
    in CS v4: Integrative process
    7 Marcus Sheffer
    LEED Fellow
    7group
    Mon, Dec 28, 2015
    PV system on Conference Center
    in Pilot Credit 56: Renewable Energy – Distributed Generation
    15 Patrick Cellie
    Sustainability Consultant
    AECOM
    Mon, Dec 28, 2015
    United States
    Option 3 Guidance Now Available!
    in CS v4: Building product disclosure and optimization - material ingredients
    1 Paula Melton
    Senior Editor
    BuildingGreen, Inc.
    Mon, Dec 28, 2015
    LEED Boundary for an Existing Multitenant Building
    in MPR3: Must use a reasonable site boundary
    2 Gabriela Crespo
    CxA, LEED AP BD+C, O+M
    Revitaliza Consultores
    Tue, Dec 22, 2015
    Mexico
    RE: toilets for handicap - how to calculate
    in NC v2.2 WEc3.1–3.2: Water Use Reduction
    80 Catharina B-K
    LEED AP BD+C
    Tue, Dec 22, 2015
    Title Comments Most Recent Post Location
    Antigua and Barbuda - by LEEDUser Team
    Thu, Sep 18, 2014
    Bahamas - by LEEDUser Team
    Thu, Sep 18, 2014
    Kazakhstan - by LEEDUser Team
    Thu, Sep 18, 2014
    Kyrgyzstan - by LEEDUser Team
    Thu, Sep 18, 2014
    Russian Federation - by LEEDUser Team
    Thu, Sep 18, 2014
    Tajikistan - by LEEDUser Team
    Thu, Sep 18, 2014
    Turkmenistan - by LEEDUser Team
    Thu, Sep 18, 2014
    Uzbekistan - by LEEDUser Team
    Thu, Sep 18, 2014
    East Asia - by LEEDUser Team
    Thu, Sep 18, 2014
    Japan - by LEEDUser Team
    Thu, Sep 18, 2014
    Korea, Democratic People's Republic of - by LEEDUser Team
    Thu, Sep 18, 2014
    Korea, Republic of - by LEEDUser Team
    Thu, Sep 18, 2014
    Mongolia - by LEEDUser Team
    Thu, Sep 18, 2014
    Eastern Europe - by LEEDUser Team
    Thu, Sep 18, 2014
    Belarus - by LEEDUser Team
    Thu, Sep 18, 2014
    Bulgaria - by LEEDUser Team
    Thu, Sep 18, 2014
    Czech Republic - by LEEDUser Team
    Thu, Sep 18, 2014
    Tuvalu - by LEEDUser Team
    Thu, Sep 18, 2014
    Vanuatu - by LEEDUser Team
    Thu, Sep 18, 2014
    Central Asia - by LEEDUser Team
    Thu, Sep 18, 2014
    Title Comments Most Recent Post Location
    RE: AP Certification on v2009
    in CI 2009 IDc2: LEED Accredited Professional
    22 Paul Duva
    Wed, Aug 26, 2015
    United States
    EQpc78
    in Pilot Credit 78: Design for active occupants
    99 Mark Meaders
    Sustainable Leader
    HDR, Inc.
    Tue, Aug 25, 2015
    Education & Outreach ID credit for v4?
    in Hospitality-NC-v4: Innovation
    1 Karen Heet
    Fri, Aug 21, 2015
    United States
    What constitutes a building entrance?
    in CI 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    29 Carolyn Day
    Architect | Sustainability Coordinator
    Ellenzweig
    Fri, Aug 21, 2015
    United States
    Existing areas with lighting to remain as is
    in NC 2009 EAp2: Minimum Energy Performance
    3,261 CATALINA CABALLERO
    SUSTAINABILITY COORDINATOR
    JALRW Eng. Group Inc.
    Wed, Aug 19, 2015
    Kitchen Supply AHU (For Make Up Air)
    in CI-2009 IEQp1: Minimum IAQ Performance
    153 Ciaran McCabe
    Tue, Aug 18, 2015
    Walking path question
    in CI 2009 SSc3.1: Alternative Transportation—Public Transportation Access
    50 Chris Miller
    Owner
    Miller Consulting Group, LLC
    Sun, Aug 16, 2015
    United States
    Referenced Standard Link
    in Product Certification and Testing for LEED for Schools IEQc4.1–4.4 and IEQc4.6
    3 Adam Musante
    KCBA Architects
    Thu, Aug 13, 2015
    United States
    RE: Calculating Buildable Land (PIf1-2)
    in PIf1: Development Program and Site Type
    32 Eliot Allen
    LEED AP-ND, Principal
    Criterion Planners
    Thu, Aug 13, 2015
    RE: Submetering water
    in CS 2009 IDc1: Innovation in Design
    59 Belén Valladares López
    Mrs
    Valladares Ingenieria
    Wed, Aug 12, 2015
    Spain
    RE: Bike storage distance
    in NC-v4: Bicycle facilities
    31 Kimberly Schlaepfer
    Sustainability Coordinator LEED AP O+M, BD+C
    YR&G
    Wed, Aug 12, 2015
    RE: Mixed-use Building
    in CS 2009 SSc9: Tenant Design and Construction Guidelines
    43 Melissa Kelly
    Sustainability Coordinator
    YR&G
    Tue, Aug 11, 2015
    RE: Ductless air system
    in NC-2009 IEQp1: Minimum IAQ Performance
    1,001 Judhajit Chakraborty
    Building Performance Specialist
    WSP Built Ecology
    Tue, Aug 11, 2015
    new chiller plant to be added with new project
    in New District Energy Guidance for LEED Released by USGBC
    68 Mike Stopka
    Director of Sustainability
    Solomon Cordwell Buenz
    Mon, Aug 10, 2015
    MRpc69 Attainable in Commercial Interior Project
    in NC-2009: Construction and demolition waste management
    12 Erica Suarino
    Sustainability Consultant
    Steven Winter Associates
    Thu, Aug 6, 2015
    United States
    Zero Lot Lines - see updated Lighting Boundary LI 10236
    in NC v2.2 SSc8: Light Pollution Reduction
    96 Teresa Stern
    Principal
    T. Stern Sustainability LLC
    Thu, Aug 6, 2015
    United States
    Visitors not required to be surveyed
    in EBOM-v4: Alternative transportation
    8 Charalampos Giannikopoulos
    Founder
    DCarbon
    Thu, Aug 6, 2015
    Visitors not required to be surveyed
    in EBOM-v4: Alternative transportation
    8 Charalampos Giannikopoulos
    Founder
    DCarbon
    Thu, Aug 6, 2015
    RE: Does the 5 days/week requirement apply for the project duration?
    in NC-2009: Green training for contractors, trades, operators and service workers
    15 Trista Little
    Sustainability Manager
    YR&G
    Tue, Aug 4, 2015
    Fair Housing Act
    in Pilot Credit 34: Design for Adaptability
    12 Kenneth O'Brien
    Associate
    WRT
    Mon, Aug 3, 2015
    United States
    Title Comments Post date Most Recent Postsort icon Location
    Major Renovation Building Energy Modelling
    in NC 2009 EAp2: Minimum Energy Performance
    3,261 SAMY Chamy
    Enginneer
    T&T Green
    Mon, Dec 21, 2015
    2015-12-21 02:05 Vietnam
    Press to Connect Copper Joining Technology - LEED
    in NC v2.2 EQc7.1: Thermal Comfort—Design
    31 Matt McGrath
    Global Channel & Distribution Manager
    Parker Hannifin Corp., Sporlan Division
    Fri, Dec 18, 2015
    2015-12-18 14:24 United States
    Anti Smoking Sign
    in NC 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    306 Marcelo Maciel de Santa Helena
    Eficiente Gestão de Engenharia e Projetos
    Fri, Dec 18, 2015
    2015-12-18 12:13 Brazil
    Exterior lighting - Baseline Building
    in NC 2009 EAc1: Optimize Energy Performance
    1,245 VICTOR MORENO
    TECHNICAL DIRECTOR
    ISOLANA AHORRO ENERGÉTICO SL
    Fri, Dec 18, 2015
    2015-12-18 10:33 Spain
    Confusing language
    in Pilot Credit 78: Design for active occupants
    99 Rosemary Muller
    Architect
    Muller & Caulfield Architects
    Fri, Dec 18, 2015
    2015-12-18 01:55 United States
    IPpc93
    in CS 2009 IDc1: Innovation in Design
    59 Belén Valladares López
    Mrs
    Valladares Ingenieria
    Thu, Dec 17, 2015
    2015-12-17 11:08 Spain
    EBOM Campus and Performance Periods
    in EBOM 2009 SSc3: Integrated Pest Management, Erosion Control, and Landscape Management Plan
    89 Kath Williams
    LEED Fellow 2011, Principal
    Kath Williams + Associates
    Wed, Dec 16, 2015
    2015-12-16 12:22 United States
    Interior Paints and Coatings
    in NC-v4: Low emitting materials
    160 Reinhard Oppl
    Director VOC Testing
    Eurofins Product Testing A/S
    Wed, Dec 16, 2015
    2015-12-16 08:51 Germany
    Ceramic Wall base
    in NC 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    367 Neetika Parmar
    Senior Engineer-Sustainable Development
    Wed, Dec 16, 2015
    2015-12-16 08:30 United Arab Emirates
    2 year 24 hour design storm
    in NC 2009 SSc6.1: Stormwater Design—Quantity Control
    265 ABDUL MUTHALIB MOHAMED
    INNOWELL ENGINEERING INTERNATIONAL PVT LTD
    Wed, Dec 16, 2015
    2015-12-16 08:04 Bangladesh
    feedback
    in Pilot Credit 65: Monitoring Based Commissioning
    5 emily reese
    Sustainability Consultant / Facility Planner
    Jacobs Engineering
    Tue, Dec 15, 2015
    2015-12-15 19:59 United States
    Eac2 - Photovoltaic Solar Energy - Simulation
    in NC v2.2 EAc2: On-Site Renewable Energy
    45 Marcelo Maciel de Santa Helena
    Eficiente Gestão de Engenharia e Projetos
    Tue, Dec 15, 2015
    2015-12-15 15:27 Brazil
    Energy Performance : Automated Lightning and HVAC system
    in NC 2009 EAc1: Optimize Energy Performance
    1,245 Marco Valerio Ceccotti
    Environmental Economist and LEED Consultant
    Tue, Dec 15, 2015
    2015-12-15 11:52 Italy
    Limiting site disturbance
    in NC 2009 SSc5.1: Site Development—Protect or Restore Habitat
    261 Michael Smithing
    Director - Green Building Advisory
    Colliers International
    Tue, Dec 15, 2015
    2015-12-15 02:04 Kazakhstan
    Future Fit-Out Space & Transients - Table Plf3-3 or Table Pfl3-4
    in PIf3: Occupant and Usage Data
    1 Catherine Blakemore
    Architect, LEED AP BC+D
    HOLT Architects
    Mon, Dec 14, 2015
    2015-12-14 15:41 United States
    CrowdComfort - Credit IEQc7.2
    in CI 2009 IEQc7.2: Thermal Comfort—Verification
    23 Scott Balboni
    Mon, Dec 14, 2015
    2015-12-14 14:59 United States
    n/a
    in NC 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    483 MARIA ESTHER LAMADRID
    LEED AP BD+C
    ECOSYNC SA de CV
    Mon, Dec 14, 2015
    2015-12-14 12:43 Mexico
    Historical Building
    in NC 2009 EAp2: Minimum Energy Performance
    3,261 Khaled Fouda
    Design Engineer
    Energy Concepts
    Mon, Dec 14, 2015
    2015-12-14 11:01 United States
    Doing monthly photo report of IAQ management
    in NC 2009 IEQc3.1: Construction IAQ Management Plan—During Construction
    145 Hieu Huynh
    Environmental Engineer, LEED AP BD+C
    Sun, Dec 13, 2015
    2015-12-13 23:35 Vietnam
    Waste generated by mobile offices within the project
    in NC 2009 MRc2: Construction Waste Management
    412 Tonatiuh Valencia
    Sat, Dec 12, 2015
    2015-12-12 12:27 Mexico

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