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-NC or LEED for Homes (and v3 vs v4)?
    in LEED Rating System Selection Q&A
    706 emily reese
    Sustainability Consultant / Facility Planner
    Jacobs Engineering
    Fri, Aug 28, 2015
    United States
    RE: Diverse Uses: Community Anchor Uses: Housing
    in NC-v4: Surrounding density and diverse uses
    6 Kimberly Schlaepfer
    Sustainability Coordinator LEED AP O+M, BD+C
    YR&G
    Fri, Aug 28, 2015
    Multiple Building or One Building?
    in MPR2: Must be a complete, permanent building or space
    4 Muge Karasahin
    LEED AP BD+C, Architect
    ALAN Mimarlik ve Proje Yonetimi
    Fri, Aug 28, 2015
    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
    Fri, Aug 28, 2015
    United States
    RE: Combining Option 1 and Option 2
    in NC 2009 EAc4: Enhanced Refrigerant Management
    132 Laura Charlier
    LEED Services Director
    Group14 Engineering
    Fri, Aug 28, 2015
    United States
    RE: LED lamps
    in EBOM-v4: Purchasing - lamps
    4 Kimberly Schlaepfer
    Sustainability Coordinator LEED AP O+M, BD+C
    YR&G
    Fri, Aug 28, 2015
    RE: Transit Service Tables
    in PIf3: Project Location and Base Mapping
    4 Eliot Allen
    LEED AP-ND, Principal
    Criterion Planners
    Fri, Aug 28, 2015
    RE: How does the formula work with mixed new and existing projects?
    in CS 2009 EAc1: Optimize Energy Performance
    274 Charles Nepps
    Fri, Aug 28, 2015
    Natural Ventilation on HAP
    in NC 2009 EAp2: Minimum Energy Performance
    3,031 Khaled Fouda
    Design Engineer
    Energy Concepts
    Fri, Aug 28, 2015
    High Pressure Sodium lamps--interior or exterior?
    in Healthcare-v2009: PBT source reduction - mercury
    10 Maria Unruh
    Electrical Engineer
    Antella Consulting Engineers
    Fri, Aug 28, 2015
    United States
    RE: Lease Language Mandate for Fixture Flow Rate Thresholds
    in CS 2009 WEc3: Water Use Reduction
    19 Ruel Galve
    Executive Mechanical Engineer
    PT Meinhardt Indonesia
    Fri, Aug 28, 2015
    District graywater recycling system
    in NC 2009 WEc3: Water Use Reduction
    117 Brian Meinrath
    Senior Environmental Designer
    Atelier Ten
    Thu, Aug 27, 2015
    United States
    RE: Aggregated Accounting
    in NC-v4: Green vehicles
    4 Kimberly Schlaepfer
    Sustainability Coordinator LEED AP O+M, BD+C
    YR&G
    Thu, Aug 27, 2015
    RE: No irrigation for pre-req
    in NC-v4: Outdoor water use reduction
    8 Kimberly Schlaepfer
    Sustainability Coordinator LEED AP O+M, BD+C
    YR&G
    Thu, Aug 27, 2015
    RE: elevator question
    in Attaining credits through advanced elevator technology?
    7 Dustin Campbell
    Sustainability Analyst
    ETC Group
    Thu, Aug 27, 2015
    Title Comments Most Recent Post Location
    RE: Diverse Uses: Community Anchor Uses: Housing
    in NC-v4: Surrounding density and diverse uses
    6 Kimberly Schlaepfer
    Sustainability Coordinator LEED AP O+M, BD+C
    YR&G
    Fri, Aug 28, 2015
    Multiple Building or One Building?
    in MPR2: Must be a complete, permanent building or space
    4 Muge Karasahin
    LEED AP BD+C, Architect
    ALAN Mimarlik ve Proje Yonetimi
    Fri, Aug 28, 2015
    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
    Fri, Aug 28, 2015
    United States
    RE: Combining Option 1 and Option 2
    in NC 2009 EAc4: Enhanced Refrigerant Management
    132 Laura Charlier
    LEED Services Director
    Group14 Engineering
    Fri, Aug 28, 2015
    United States
    RE: LED lamps
    in EBOM-v4: Purchasing - lamps
    4 Kimberly Schlaepfer
    Sustainability Coordinator LEED AP O+M, BD+C
    YR&G
    Fri, Aug 28, 2015
    RE: Transit Service Tables
    in PIf3: Project Location and Base Mapping
    4 Eliot Allen
    LEED AP-ND, Principal
    Criterion Planners
    Fri, Aug 28, 2015
    RE: How does the formula work with mixed new and existing projects?
    in CS 2009 EAc1: Optimize Energy Performance
    274 Charles Nepps
    Fri, Aug 28, 2015
    Natural Ventilation on HAP
    in NC 2009 EAp2: Minimum Energy Performance
    3,031 Khaled Fouda
    Design Engineer
    Energy Concepts
    Fri, Aug 28, 2015
    High Pressure Sodium lamps--interior or exterior?
    in Healthcare-v2009: PBT source reduction - mercury
    10 Maria Unruh
    Electrical Engineer
    Antella Consulting Engineers
    Fri, Aug 28, 2015
    United States
    RE: Lease Language Mandate for Fixture Flow Rate Thresholds
    in CS 2009 WEc3: Water Use Reduction
    19 Ruel Galve
    Executive Mechanical Engineer
    PT Meinhardt Indonesia
    Fri, Aug 28, 2015
    District graywater recycling system
    in NC 2009 WEc3: Water Use Reduction
    117 Brian Meinrath
    Senior Environmental Designer
    Atelier Ten
    Thu, Aug 27, 2015
    United States
    RE: Aggregated Accounting
    in NC-v4: Green vehicles
    4 Kimberly Schlaepfer
    Sustainability Coordinator LEED AP O+M, BD+C
    YR&G
    Thu, Aug 27, 2015
    RE: No irrigation for pre-req
    in NC-v4: Outdoor water use reduction
    8 Kimberly Schlaepfer
    Sustainability Coordinator LEED AP O+M, BD+C
    YR&G
    Thu, Aug 27, 2015
    Roof/Terrace
    in NC 2009 SSc7.2: Heat Island Effect—Roof
    284 Lauren Bellamy
    Thu, Aug 27, 2015
    United States
    RE: calculator v06
    in EBOM 2009 WEp1: Minimum Indoor Plumbing Fixture and Fitting Efficiency
    273 Kimberly Schlaepfer
    Sustainability Coordinator LEED AP O+M, BD+C
    YR&G
    Thu, Aug 27, 2015
    RE: Facility Summary
    in EBOM 2009 EAp2: Minimum Energy Efficiency Performance
    485 Charalampos Giannikopoulos
    Founder
    DCarbon
    Thu, Aug 27, 2015
    Assembly Calculator for Materials with Recycled Content
    in NC 2009 MRc4: Recycled Content
    564 CAROLINE PIN
    In charge of environmental certification on a jobsite
    EIFFAGE CONSTRUCTION
    Thu, Aug 27, 2015
    RE: No exterior lights?
    in NC-v4: Light pollution reduction
    48 Bill Swanson
    PE, LEED AP
    Integrated Architecture
    Thu, Aug 27, 2015
    Tenant Guidelines for CS spaces within NC
    in MPR2: Must be a complete, permanent building or space
    174 Melanie Silver
    Sustainability Coordinator
    FXFOWLE
    Thu, Aug 27, 2015
    United States
    62MZ calc for critical zones
    in NC-2009 IEQp1: Minimum IAQ Performance
    941 Hieu Huynh
    Environmental Engineer, LEED AP BD+C
    Thu, Aug 27, 2015
    Vietnam
    Title Comments Most Recent Post Location
    RE: LEED-NC or LEED for Homes (and v3 vs v4)?
    in LEED Rating System Selection Q&A
    706 emily reese
    Sustainability Consultant / Facility Planner
    Jacobs Engineering
    Fri, Aug 28, 2015
    United States
    RE: elevator question
    in Attaining credits through advanced elevator technology?
    7 Dustin Campbell
    Sustainability Analyst
    ETC Group
    Thu, Aug 27, 2015
    RE: Accidentally Opened Awarded Credit during Appeal Stage
    in LEED Reviews: LEED Online, Appeals, Design/Construction Submittals, and more
    706 Marcus Sheffer
    LEED Fellow
    7group
    Tue, Aug 25, 2015
    RE: Adobe Acrobat / Reader DC vs LEED Online
    in Start a New LEED Discussion Topic
    194 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Aug 18, 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
    RE: LEED AP BD+C V4 EXAM in one month!
    in 10 Tips for Passing the LEED Green Associate Exam
    68 Paula Melton
    Managing Editor
    BuildingGreen, Inc.
    Mon, Aug 10, 2015
    Excluding Areas during Re-Certification
    in LEED for Existing Buildings Recertification Is Here
    12 Mayra Portalatin
    Project Manager
    Facility Engineering Associates, PC
    Thu, Jul 30, 2015
    United States
    Maintenance Staff
    in Calculating FTEs
    198 Charles Nepps
    Wed, Jul 29, 2015
    RE: LEED Online v4 for Multiple Buildings on a Campus
    in New LEED Guidance for Campuses and Multiple Buildings
    544 Eric Anderson
    Mon, Jul 20, 2015
    How FINAL is the Appeal?
    in Review Appeal
    37 Mary Kay
    Project Coordinator
    Gray Construction
    Wed, Jul 8, 2015
    United States
    RE: Legacy LEED AP's
    in Experience Requirement Loosened for LEED v4 AP Exam
    18 Bill Swanson
    PE, LEED AP
    Integrated Architecture
    Thu, Jul 2, 2015
    RE: LEED for Homes MidRise and Commercial Condo Space
    in LEED for Homes (LEED-H) Forum
    144 Maureen Mahle
    Program Manager, LEED for Homes
    Steven Winter Associates, Inc.
    Mon, Jun 22, 2015
    RE: educational/office building project
    in More Money, Less Guesswork: ITE Parking Generation Study and SSc4.4
    35 deborah lucking
    associate
    fentress architects
    Thu, Jun 18, 2015
    RE: LEED Volume Program - Submittal Guidance
    in Forum for LEED Volume Program Certification
    11 Michelle Cottrell
    President
    Design Management Services
    Thu, Jun 18, 2015
    RE: EQ Space Matrix file on USGBC's website is damaged
    in LEED IEQ Space Matrix - Frequently Asked Questions
    37 Lyle Axelarris
    Civil/Structural Engineer, LEED AP BD+C, O+M
    Design Alaska
    Mon, Jun 1, 2015
    Storm dry pond onsite overflows to stormceptor
    in LEED Canada Forum
    45 Marie-France Duthilleul
    Engineer
    exp Services Inc.
    Wed, May 27, 2015
    Canada
    RE: share energy and water usage
    in CS v3 - Appendix 4 - Tenant Lease or Sales Agreement
    28 Andrey Kuznetsov
    Green Building and Sustainability Consultant (LEED AP BD+C)
    Signy Group
    Fri, May 22, 2015
    Dynamic Plaque for ID: Green Education
    in Discuss the LEED Dynamic Plaque
    1 BKSK Architect
    BKSK Architects
    Wed, May 20, 2015
    United States
    RE: Innovation Award
    in Announcing the LEEDuser Innovation Award
    3 Neil Rosen
    Director of Sustainable Development
    North Shore LIJ Health System
    Wed, May 20, 2015
    United States
    EBie Awards 2015 Finalists Announced by Urban Green - by Tristan Roberts
    Tue, May 19, 2015
    Title Comments Most Recent Post Location
    Multiple Building or One Building?
    in MPR2: Must be a complete, permanent building or space
    4 Muge Karasahin
    LEED AP BD+C, Architect
    ALAN Mimarlik ve Proje Yonetimi
    Fri, Aug 28, 2015
    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
    Fri, Aug 28, 2015
    United States
    Natural Ventilation on HAP
    in NC 2009 EAp2: Minimum Energy Performance
    3,031 Khaled Fouda
    Design Engineer
    Energy Concepts
    Fri, Aug 28, 2015
    High Pressure Sodium lamps--interior or exterior?
    in Healthcare-v2009: PBT source reduction - mercury
    10 Maria Unruh
    Electrical Engineer
    Antella Consulting Engineers
    Fri, Aug 28, 2015
    United States
    District graywater recycling system
    in NC 2009 WEc3: Water Use Reduction
    117 Brian Meinrath
    Senior Environmental Designer
    Atelier Ten
    Thu, Aug 27, 2015
    United States
    Roof/Terrace
    in NC 2009 SSc7.2: Heat Island Effect—Roof
    284 Lauren Bellamy
    Thu, Aug 27, 2015
    United States
    Assembly Calculator for Materials with Recycled Content
    in NC 2009 MRc4: Recycled Content
    564 CAROLINE PIN
    In charge of environmental certification on a jobsite
    EIFFAGE CONSTRUCTION
    Thu, Aug 27, 2015
    Natural Ventilation on HAP
    in NC 2009 EAp2: Minimum Energy Performance
    3,031 Khaled Fouda
    Design Engineer
    Energy Concepts
    Thu, Aug 27, 2015
    Tenant Guidelines for CS spaces within NC
    in MPR2: Must be a complete, permanent building or space
    174 Melanie Silver
    Sustainability Coordinator
    FXFOWLE
    Thu, Aug 27, 2015
    United States
    HVAC duct insulation adhesive
    in NC 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    456 Gaura Saxena
    Thu, Aug 27, 2015
    62MZ calc for critical zones
    in NC-2009 IEQp1: Minimum IAQ Performance
    941 Hieu Huynh
    Environmental Engineer, LEED AP BD+C
    Thu, Aug 27, 2015
    Vietnam
    What "floor area" to use
    in NC 2009 IEQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    287 Lyle Axelarris
    Civil/Structural Engineer, LEED AP BD+C, O+M
    Design Alaska
    Wed, Aug 26, 2015
    United States
    O+M Starter Kit - Green Cleaning/Site Management
    in NC-2009: Indoor air quality procedure - alternative compliance path
    3 Kelsey Jensen
    Wed, Aug 26, 2015
    Updating credential in LEED Online
    in CI 2009 IDc2: LEED Accredited Professional
    19 Michael Smithing
    Director - Green Building Advisory
    Colliers International
    Wed, Aug 26, 2015
    Meeting parking requirements for residential spaces
    in NC 2009 SSc4.4: Alternative Transportation—Parking Capacity
    314 Magda Aghababyan
    CEO
    Co-Energi (Pvt) Ltd.
    Wed, Aug 26, 2015
    Sri Lanka
    Main entrance and LEED Project Boundary for Future Expansion
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    218 Lourdes Salinas
    THREE Consultoría Medioambiental
    Tue, Aug 25, 2015
    Mexico
    Industry definition of interconnecting stair?
    in Pilot Credit 78: Design for active occupants
    70 Joanna Switzer
    Tue, Aug 25, 2015
    LEED EBOM Eligibility
    in PIf1: Minimum Program Requirements
    3 ahmed abbas
    Tue, Aug 25, 2015
    Egypt
    Electric Vehicles Fueling Stations / Parking Spots
    in CS 2009 SSc4.3: Alternative Transportation—Low-Emitting and Fuel-Efficient Vehicles
    100 Daniel Brum
    Sustainability Consulting Coordinator
    Hill International
    Mon, Aug 24, 2015
    Brazil
    Covered parking - fabric covers?
    in NC 2009 SSc7.1: Heat Island Effect—Nonroof
    268 Jonathan Weiss
    Fri, Aug 21, 2015
    Title Comments Post date Most Recent Postsort icon Location
    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
    Fri, Aug 28, 2015
    2015-08-28 14:07 United States
    Natural Ventilation on HAP
    in NC 2009 EAp2: Minimum Energy Performance
    3,031 Khaled Fouda
    Design Engineer
    Energy Concepts
    Fri, Aug 28, 2015
    2015-08-28 11:30 United States
    High Pressure Sodium lamps--interior or exterior?
    in Healthcare-v2009: PBT source reduction - mercury
    10 Maria Unruh
    Electrical Engineer
    Antella Consulting Engineers
    Fri, Aug 28, 2015
    2015-08-28 10:55 United States
    LEED-NC or LEED for Homes (and v3 vs v4)?
    in LEED Rating System Selection Q&A
    706 emily reese
    Sustainability Consultant / Facility Planner
    Jacobs Engineering
    Thu, Aug 27, 2015
    2015-08-27 19:50 United States
    District graywater recycling system
    in NC 2009 WEc3: Water Use Reduction
    117 Brian Meinrath
    Senior Environmental Designer
    Atelier Ten
    Thu, Aug 27, 2015
    2015-08-27 18:01 United States
    Roof/Terrace
    in NC 2009 SSc7.2: Heat Island Effect—Roof
    284 Lauren Bellamy
    Thu, Aug 27, 2015
    2015-08-27 14:25 United States
    Assembly Calculator for Materials with Recycled Content
    in NC 2009 MRc4: Recycled Content
    564 CAROLINE PIN
    In charge of environmental certification on a jobsite
    EIFFAGE CONSTRUCTION
    Thu, Aug 27, 2015
    2015-08-27 14:06 France
    Defining Boundary for Energy Performance
    in NC 2009 EAp2: Minimum Energy Performance
    3,031 Ralph Bicknese
    Principal
    Hellmuth + Bicknese Architects
    Thu, Aug 27, 2015
    2015-08-27 11:28 United States
    Tenant Guidelines for CS spaces within NC
    in MPR2: Must be a complete, permanent building or space
    174 Melanie Silver
    Sustainability Coordinator
    FXFOWLE
    Thu, Aug 27, 2015
    2015-08-27 11:15 United States
    No exterior lights?
    in NC-v4: Light pollution reduction
    48 Jon Penndorf
    Thu, Aug 27, 2015
    2015-08-27 09:50 United States
    HVAC duct insulation adhesive
    in NC 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    456 Gaura Saxena
    Thu, Aug 27, 2015
    2015-08-27 00:11 India
    62MZ calc for critical zones
    in NC-2009 IEQp1: Minimum IAQ Performance
    941 Hieu Huynh
    Environmental Engineer, LEED AP BD+C
    Thu, Aug 27, 2015
    2015-08-27 00:01 Vietnam
    What "floor area" to use
    in NC 2009 IEQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    287 Lyle Axelarris
    Civil/Structural Engineer, LEED AP BD+C, O+M
    Design Alaska
    Wed, Aug 26, 2015
    2015-08-26 21:10 United States
    Move-in versus construction
    in LEED Rating System Selection Q&A
    706 Mark Donahue
    Price Architects, Inc.
    Wed, Aug 26, 2015
    2015-08-26 16:49 United States
    Meeting parking requirements for residential spaces
    in NC 2009 SSc4.4: Alternative Transportation—Parking Capacity
    314 Magda Aghababyan
    CEO
    Co-Energi (Pvt) Ltd.
    Wed, Aug 26, 2015
    2015-08-26 01:09 Sri Lanka
    Main entrance and LEED Project Boundary for Future Expansion
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    218 Lourdes Salinas
    THREE Consultoría Medioambiental
    Tue, Aug 25, 2015
    2015-08-25 19:32 Mexico
    Bus Stops Planned, Not Yet Built
    in ND-v2009: Locations with reduced automobile dependence
    20 Sara Zoumbaris
    Sustainable Design Consulting
    Tue, Aug 25, 2015
    2015-08-25 15:04 United States
    Several separate baseline HVAC systems on one floor.
    in NC 2009 EAp2: Minimum Energy Performance
    3,031 Nina Starynina
    Tue, Aug 25, 2015
    2015-08-25 10:05 Russian Federation
    LEED EBOM Eligibility
    in EBOM 2009 EAp2: Minimum Energy Efficiency Performance
    485 ahmed abbas
    Tue, Aug 25, 2015
    2015-08-25 07:11 Egypt
    LEED EBOM Eligibility
    in PIf1: Minimum Program Requirements
    3 ahmed abbas
    Tue, Aug 25, 2015
    2015-08-25 07:04 Egypt

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