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
    RE: PU foam
    in NC 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    375 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Mon, Sep 1, 2014
    Data center - Baseline HVAC System
    in NC-v4: Minimum energy performance
    7 Vassil Vassilev
    Manager
    Termoservice OOD
    Mon, Sep 1, 2014
    Documentation if the building structure remains the same
    in CS 2009 MRc1: Building Reuse—Maintain Existing Walls, Floors and Roof
    19 Alexander Benning
    Project Manager
    ES EnviroSustain GmbH
    Mon, Sep 1, 2014
    minimum vegetation area
    in CS 2009 WEc1: Water Efficient Landscaping
    57 Agata Mozer
    GO4IT SP Z OO SP K
    Mon, Sep 1, 2014
    RE: Parking spaces provided to project building in another garage
    in CS 2009 SSc7.1: Heat Island Effect—Nonroof
    49 Maria Porter
    Environmental Certification Engineer
    Skanska Sweden
    Mon, Sep 1, 2014
    Option 3 daylight measurement
    in NC 2009 IEQc8.1: Daylight and Views—Daylight
    621 Stella Stella
    Mon, Sep 1, 2014
    Stormwater rate and quantity calculation for case 1
    in NC 2009 SSc6.1: Stormwater Design—Quantity Control
    207 sona prajapati
    Mon, Sep 1, 2014
    RE: On-site waste water treatment
    in NC-v4: Indoor water use reduction
    2 Lorne Mlotek
    LEED AP BD+C
    LeadingGREEN
    Sun, Aug 31, 2014
    Urban agriculture in high density, zero lot line project.
    in NC 2009 SSc5.1: Site Development—Protect or Restore Habitat
    207 Nadia Ayala
    Architect / LEED AP BD+C
    KILTIK Consultoría
    Sun, Aug 31, 2014
    RE: VOC Testing - ISO EU Standard
    in NC v2.2 EQc4.2: Low-Emitting Materials—Paints and Coatings
    90 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Sun, Aug 31, 2014
    RE: VOC Testing - ISO EU Standard
    in NC 2009 IEQc4.2: Low-Emitting Materials—Paints and Coatings
    449 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Sun, Aug 31, 2014
    Ashrae 90.1.2010, HVAC Table 6.8.1.C Water Chiling Packages Eff.
    in NC 2009 EAc1: Optimize Energy Performance
    1,070 RUMI ENGINEER
    Sun, Aug 31, 2014
    RE: Open passage to copy room
    in NC v2.2 EQc5: Indoor Chemical and Pollutant Source Control
    92 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Sat, Aug 30, 2014
    Qualification for Credit
    in EBOM 2009 SSc6: Stormwater Quantity Control
    61 Wendy Lao
    LEED Sustainability Intern
    County of Santa Clara
    Fri, Aug 29, 2014
    Reclaimed water
    in EBOM-v4: Outdoor water use reduction
    1 Alexa Stone
    ecoPreserve - Building Sustainbility
    Fri, Aug 29, 2014
    Title Comments Most Recent Post
    RE: PU foam
    in NC 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    375 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Mon, Sep 1, 2014
    Data center - Baseline HVAC System
    in NC-v4: Minimum energy performance
    7 Vassil Vassilev
    Manager
    Termoservice OOD
    Mon, Sep 1, 2014
    Documentation if the building structure remains the same
    in CS 2009 MRc1: Building Reuse—Maintain Existing Walls, Floors and Roof
    19 Alexander Benning
    Project Manager
    ES EnviroSustain GmbH
    Mon, Sep 1, 2014
    minimum vegetation area
    in CS 2009 WEc1: Water Efficient Landscaping
    57 Agata Mozer
    GO4IT SP Z OO SP K
    Mon, Sep 1, 2014
    RE: Parking spaces provided to project building in another garage
    in CS 2009 SSc7.1: Heat Island Effect—Nonroof
    49 Maria Porter
    Environmental Certification Engineer
    Skanska Sweden
    Mon, Sep 1, 2014
    Option 3 daylight measurement
    in NC 2009 IEQc8.1: Daylight and Views—Daylight
    621 Stella Stella
    Mon, Sep 1, 2014
    Stormwater rate and quantity calculation for case 1
    in NC 2009 SSc6.1: Stormwater Design—Quantity Control
    207 sona prajapati
    Mon, Sep 1, 2014
    RE: On-site waste water treatment
    in NC-v4: Indoor water use reduction
    2 Lorne Mlotek
    LEED AP BD+C
    LeadingGREEN
    Sun, Aug 31, 2014
    Urban agriculture in high density, zero lot line project.
    in NC 2009 SSc5.1: Site Development—Protect or Restore Habitat
    207 Nadia Ayala
    Architect / LEED AP BD+C
    KILTIK Consultoría
    Sun, Aug 31, 2014
    RE: VOC Testing - ISO EU Standard
    in NC v2.2 EQc4.2: Low-Emitting Materials—Paints and Coatings
    90 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Sun, Aug 31, 2014
    RE: VOC Testing - ISO EU Standard
    in NC 2009 IEQc4.2: Low-Emitting Materials—Paints and Coatings
    449 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Sun, Aug 31, 2014
    Ashrae 90.1.2010, HVAC Table 6.8.1.C Water Chiling Packages Eff.
    in NC 2009 EAc1: Optimize Energy Performance
    1,070 RUMI ENGINEER
    Sun, Aug 31, 2014
    RE: Open passage to copy room
    in NC v2.2 EQc5: Indoor Chemical and Pollutant Source Control
    92 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Sat, Aug 30, 2014
    Qualification for Credit
    in EBOM 2009 SSc6: Stormwater Quantity Control
    61 Wendy Lao
    LEED Sustainability Intern
    County of Santa Clara
    Fri, Aug 29, 2014
    Reclaimed water
    in EBOM-v4: Outdoor water use reduction
    1 Alexa Stone
    ecoPreserve - Building Sustainbility
    Fri, Aug 29, 2014
    RE: Option 1 plus Option 2?
    in NC 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    308 Michelle Rosenberger
    Partner
    ArchEcology, LLC
    Fri, Aug 29, 2014
    RE: GREENGUARD Gold (formerly Children & Schools), CA 01350, CARB II
    in NC 2009 IEQc4.4: Low-Emitting Materials—Composite Wood and Agrifiber Products
    171 Lawrence Lile
    Chief Engineer
    Lile Engineering LLC
    Fri, Aug 29, 2014
    RE: What about buildings occupying the whole site?
    in NC 2009 SSc7.1: Heat Island Effect—Nonroof
    224 LEEDme STRATEGIE D'IMPRESA
    Fri, Aug 29, 2014
    reused water for cooling towers and process saving
    in NC 2009 WEc3: Water Use Reduction
    99 Renaud Gay
    Shanghai Pacific Energy Center
    Fri, Aug 29, 2014
    RE: Energy Modeling for Casino
    in NC 2009 EAp2: Minimum Energy Performance
    2,347 Marcus Sheffer
    LEED Fellow
    7group
    Thu, Aug 28, 2014
    Title Comments Most Recent Post
    Study Guides and Practice Exams for LEED v4
    in Got Technical Questions on LEED v4?
    56 Cindy Davis
    Associate Principal
    Callison Architecture
    Wed, Aug 27, 2014
    RE: Unleased areas in New Construction
    in LEED Rating System Selection Q&A
    602 Kristina Bach
    Sustainability Specialist
    Wed, Aug 27, 2014
    RE: ACP Form
    in International Projects - alternative compliance path
    154 Sean Fish
    Project Manager, LEED
    U.S. Green Building Council
    Wed, Aug 27, 2014
    RE: Changing a Design Credit in Construction
    in LEED Reviews: LEED Online, Appeals, Design/Construction Submittals, and more
    559 Charles Nepps
    Mon, Aug 25, 2014
    Cannot upload after review comments
    in Living with LEED Online - quirks, bugs and hiccups
    136 Robert Wichert
    Engineer
    Fri, Aug 22, 2014
    LEED AP - Experience required
    in Start a New LEED Discussion Topic
    125 Rita Barata
    Thu, Aug 21, 2014
    RE: Campus-Same master site- LEED NC v4 and LEED EBOM 2009
    in New LEED Guidance for Campuses and Multiple Buildings
    495 FRAGISKOS LEVANTIS
    LEED AP BD+C
    SUSTAIN O.E.
    Tue, Aug 19, 2014
    RE: CARB and ECO-Certified
    in New Rules for Formaldehyde in IEQc4.4
    7 Nick _
    Architect, LEED AP
    Wed, Aug 13, 2014
    RE: Thanks Tristan!
    in GBCI Invites Direct Inquiries—But Do Your Homework First
    19 Megan Ritchie Saffitz
    Director of LEED Support
    U.S. Green Building Council
    Mon, Aug 11, 2014
    RE: LEED Interpretation: Effective Date
    in Review Comments with Phantom Requirements
    89 Hernando Miranda
    Owner
    Soltierra LLC
    Fri, Aug 8, 2014
    Defering Design credit
    in Defer Credits
    4 Stella Stella
    Thu, Aug 7, 2014
    RE: hotel with restaurant
    in Calculating FTEs
    184 LEEDme STRATEGIE D'IMPRESA
    Mon, Aug 4, 2014
    RE: plaque presentation
    in 17 critical—and misunderstood—LEED terms
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Thu, Jul 31, 2014
    RE: LEED Volume Program - Submittal Guidance
    in Forum for LEED Volume Program Certification
    7 Ashley Catlett
    USGBC/GBCI
    Wed, Jul 30, 2014
    RE: LEED AP BD+C V4
    in Experience Requirement Loosened for LEED v4 AP Exam
    12 Filipe Boni
    Brain
    Wed, Jul 23, 2014
    RE: Project Registration Required
    in A New, More Accessible LEED Online for LEED v4
    10 Megan Sparks
    Manager, Program Integration
    U.S. Green Building Council
    Wed, Jul 23, 2014
    RE: LEED v4 Green Associate
    in 10 Tips for Passing the LEED Green Associate Exam
    57 Tonima Ferdous
    Thu, Jul 17, 2014
    RE: Large footage residence and threshold adjustment
    in LEED for Homes (LEED-H) Forum
    131 Ann Edminster
    founder/principal
    Design AVEnues LLC
    Tue, Jul 8, 2014
    RE: Licensed Professional Exemption (LPE) - outside of USA
    in Licensed Professional Exemption
    19 Sylvain laporte
    GASD-Co
    Tue, Jul 8, 2014
    RE: Reusing IO credits for recertification
    in Recertification
    58 Barry Giles
    Founder & CEO, USGBC LEED Faculty, LEED AP O+M
    BuildingWise LLC
    Thu, Jul 3, 2014
    Title Votes Comments Most Recent Post
    RE: Can a Graded Pad Site Meet SSp1?
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    2 207 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Thu, May 15, 2014
    RE: Can a Graded Pad Site Meet SSp1?
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    2 207 Michael DeVuono
    Senior Staff Designer
    T&M Associates
    Thu, May 15, 2014
    RE: Can a Graded Pad Site Meet SSp1?
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    2 207 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Thu, May 15, 2014
    RE: Sediment Basin / Trap
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    2 207 Michael DeVuono
    Senior Staff Designer
    T&M Associates
    Sun, Jun 1, 2014
    Implementation of ESC Plan
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    2 207 Civil Engineer
    Tue, Jun 17, 2014
    RE: Implementation of ESC Plan
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    2 207 Michael DeVuono
    Senior Staff Designer
    T&M Associates
    Wed, Jun 18, 2014
    ESC Plan for International projects
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    2 207 Razan Nejem
    Environmental Engineer, LEED AP BD+C
    Sun, Jun 22, 2014
    Dust control
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    2 207 Lawrence Lile
    Chief Engineer
    Lile Engineering LLC
    Fri, Jul 25, 2014
    RE: Dust control
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    2 207 Michael DeVuono
    Senior Staff Designer
    T&M Associates
    Fri, Jul 25, 2014
    RE: AHUs not within tenant space
    in CI-2009 IEQp1: Minimum IAQ Performance
    2 131 Geoffrey Brock
    Lend Lease
    Tue, Apr 8, 2014
    RE: Lactation Rooms - Regularly occupied?
    in NC 2009 IEQc8.2: Daylight and Views—Views
    2 354 Heather DeGrella
    Sustainability Coordinator
    Opsis Architecture
    Tue, Jan 21, 2014
    RE: Exemplary Performance for Lab Building
    in NC 2009 IEQc8.2: Daylight and Views—Views
    2 354 Susan Walter
    Sr Project Architect
    Wilmot/Sanz
    Mon, May 12, 2014
    RE: Glazing location for visual access
    in NC 2009 IEQc8.2: Daylight and Views—Views
    2 354 Heather Holdridge
    Sustainability Coordinator
    Lake/Flato Architects
    Thu, Jul 10, 2014
    RE: Glazing location for visual access
    in NC 2009 IEQc8.2: Daylight and Views—Views
    2 354 S S
    Fri, Jul 11, 2014
    RE: Landscaping in phases
    in NC 2009 WEc1: Water Efficient Landscaping
    2 353 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Mar 7, 2014
    RE: Efficienty of permanent hose irrigation
    in NC 2009 WEc1: Water Efficient Landscaping
    2 353 Simon S.
    SL+A International, Taipei
    Sun, Jan 19, 2014
    RE: Full credits achieveable for less than 1% landscape?
    in NC 2009 WEc1: Water Efficient Landscaping
    2 353 leonard sciarra
    architect
    gensler
    Thu, Feb 27, 2014
    RE: Mix of species and baseline case
    in NC 2009 WEc1: Water Efficient Landscaping
    2 353 Noriko Yasuhara
    CSR Design & Landscape Co., Ltd.
    Tue, Mar 4, 2014
    RE: Natural landscape to recover on site
    in NC 2009 WEc1: Water Efficient Landscaping
    2 353 Kathryn West
    LEED AP BD+C, O+M, Green Globes Professional, Guiding Principles Compliance Professional
    Energy Ace
    Tue, Mar 11, 2014
    RE: Playing fields exclusion
    in NC 2009 WEc1: Water Efficient Landscaping
    2 353 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Mar 26, 2014
    Title Comments Most Recent Post
    Data center - Baseline HVAC System
    in NC-v4: Minimum energy performance
    7 Vassil Vassilev
    Manager
    Termoservice OOD
    Mon, Sep 1, 2014
    Documentation if the building structure remains the same
    in CS 2009 MRc1: Building Reuse—Maintain Existing Walls, Floors and Roof
    19 Alexander Benning
    Project Manager
    ES EnviroSustain GmbH
    Mon, Sep 1, 2014
    minimum vegetation area
    in CS 2009 WEc1: Water Efficient Landscaping
    57 Agata Mozer
    GO4IT SP Z OO SP K
    Mon, Sep 1, 2014
    Option 3 daylight measurement
    in NC 2009 IEQc8.1: Daylight and Views—Daylight
    621 Stella Stella
    Mon, Sep 1, 2014
    LEED AP - Experience required
    in Start a New LEED Discussion Topic
    125 Rita Barata
    Mon, Sep 1, 2014
    Stormwater rate and quantity calculation for case 1
    in NC 2009 SSc6.1: Stormwater Design—Quantity Control
    207 sona prajapati
    Mon, Sep 1, 2014
    Urban agriculture in high density, zero lot line project.
    in NC 2009 SSc5.1: Site Development—Protect or Restore Habitat
    207 Nadia Ayala
    Architect / LEED AP BD+C
    KILTIK Consultoría
    Sun, Aug 31, 2014
    Ashrae 90.1.2010, HVAC Table 6.8.1.C Water Chiling Packages Eff.
    in NC 2009 EAc1: Optimize Energy Performance
    1,070 RUMI ENGINEER
    Sun, Aug 31, 2014
    Which speicalty I should choose (BD+C or ID + C)?
    in Start a New LEED Discussion Topic
    125 Eric Lee
    Sat, Aug 30, 2014
    Qualification for Credit
    in EBOM 2009 SSc6: Stormwater Quantity Control
    61 Wendy Lao
    LEED Sustainability Intern
    County of Santa Clara
    Fri, Aug 29, 2014
    Reclaimed water
    in EBOM-v4: Outdoor water use reduction
    1 Alexa Stone
    ecoPreserve - Building Sustainbility
    Fri, Aug 29, 2014
    reused water for cooling towers and process saving
    in NC 2009 WEc3: Water Use Reduction
    99 Renaud Gay
    Shanghai Pacific Energy Center
    Fri, Aug 29, 2014
    Anticipated Tenant Fit Out
    in PIf3: Occupant and Usage Data
    3 PAULA HERNANDEZ
    MRS.
    INGENIERO MARIO PEDRO HERNANDEZ
    Thu, Aug 28, 2014
    Anticipated Tenant Fit Out
    in CS-2009 IEQp1: Minimum IAQ Performance
    129 PAULA HERNANDEZ
    MRS.
    INGENIERO MARIO PEDRO HERNANDEZ
    Thu, Aug 28, 2014
    Sampling Locations
    in NC-v4: Indoor air quality assessment
    3 Courtenay Lander
    IH Scientist/CBST
    QuES&T
    Thu, Aug 28, 2014
    Sound Transmission
    in NC-v4: Acoustic performance
    1 Mark Zoeteman
    Sr. Mech Engr
    FTC&H, Inc.
    Thu, Aug 28, 2014
    IEQc7.1 compliance problems
    in NC 2009 IEQc7.1: Thermal Comfort—Design
    194 Vassil Vassilev
    Manager
    Termoservice OOD
    Thu, Aug 28, 2014
    international projects update
    in Homes-v4: Must be in a permanent location on existing land
    1 Pablo Fortunato Suarez
    Principal ESD Consultant/Architect
    GreenArc Sustainable Building & Architecture
    Wed, Aug 27, 2014
    No Restrooms!
    in EBOM 2009 WEp1: Minimum Indoor Plumbing Fixture and Fitting Efficiency
    255 Diego Pietzsch
    Wed, Aug 27, 2014
    LEED Boundary & Covered Parking (Vegetated Roof)
    in NC 2009 SSc7.1: Heat Island Effect—Nonroof
    224 Rashida Mogri
    Design Performance Leader
    Gensler
    Wed, Aug 27, 2014

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