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: Not enough space on MRc4 Form
    in NC v2.2 MRc4: Recycled Content
    157 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Fri, Oct 24, 2014
    RE: Actual Material Cost vs. Material Cost: what's the difference?
    in NC 2009 MRc4: Recycled Content
    480 Michelle Reott
    LEED AP BD+C, ID+C, O+M, Managing Principal
    Earthly Ideas LLC
    Fri, Oct 24, 2014
    RE: Building Components
    in NC 2009 MRc2: Construction Waste Management
    344 Michelle Reott
    LEED AP BD+C, ID+C, O+M, Managing Principal
    Earthly Ideas LLC
    Fri, Oct 24, 2014
    Commercial Kitchens
    in NC-2009 IEQp1: Minimum IAQ Performance
    802 Lawrence Lile
    Chief Engineer
    Lile Engineering LLC
    Fri, Oct 24, 2014
    RE: Road runs through site
    in NC 2009 SSc8: Light Pollution Reduction
    555 Bill Swanson
    PE, LEED AP
    Integrated Architecture
    Fri, Oct 24, 2014
    RE: Commissioning of renewable energy systems
    in NC-2009 EAc3: Enhanced Commissioning
    258 Susan Walter
    Sr Project Architect
    Wilmot/Sanz
    Fri, Oct 24, 2014
    RE: Energy saving in the hot water system with low flow fixture
    in CS 2009 EAp2: Minimum Energy Performance
    860 Marcus Sheffer
    LEED Fellow
    7group
    Fri, Oct 24, 2014
    RE: Green Associate vs. AP exam materials
    in LEED AP EB O+M Exam
    5 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Oct 24, 2014
    RE: Keeping them up to date
    in China
    5 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Oct 24, 2014
    China
    Ice-cream factory with sub-zero working conditions
    in NC 2009 IEQc7.1: Thermal Comfort—Design
    195 André Harms
    Ecolution Consulting
    Fri, Oct 24, 2014
    South Africa
    RE: Selection of HVAC Baseline System
    in NC 2009 EAp2: Minimum Energy Performance
    2,439 Francesco Passerini
    engineer
    leedme.it
    Fri, Oct 24, 2014
    RE: LEED v4 rating systems being translated to Spanish
    in Latin America and the Caribbean
    9 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Oct 24, 2014
    RE: Stair nosing
    in NC 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    321 Yuko Murata
    Architect, LEED AP BD+C
    Nikken Sekkei
    Thu, Oct 23, 2014
    Is there a occupancy % under 100% that is still considered 100%?
    in PIf3: Occupant and Usage Data
    3 Blair Seibert
    Principal, Architect
    Verde Concepts, Inc.
    Thu, Oct 23, 2014
    United States
    RE: LEED: Homes eligibility?
    in LEED for Homes (LEED-H) Forum
    135 Erica Downs
    Sustainability & LEED Consultant
    Thu, Oct 23, 2014
    United States
    Title Comments Most Recent Post Location
    Number of bus stops and bus lines required
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    205 Sarah Lavalliere
    Thu, Oct 2, 2014
    Canada
    RE: Drop off spaces only
    in NC 2009 SSc7.1: Heat Island Effect—Nonroof
    238 Crissy Tsai
    Sustainability Coordinator
    Webcor Builders
    Thu, Oct 2, 2014
    RE: Equipment Pads in Heat Island Effect: Non-Roof
    in NC v2.2 SSc7.1: Heat Island Effect—Nonroof
    41 Crissy Tsai
    Sustainability Coordinator
    Webcor Builders
    Thu, Oct 2, 2014
    Lighting Controls in Jewelry Store
    in Retail–CI-v2009: Optimize energy performance - lighting controls
    5 Luke Wild
    Thu, Oct 2, 2014
    United States
    RE: Option 3 - Measurement
    in CI 2009 IEQc8.1: Daylight and Views—Daylight
    126 Todd Reed
    Daylight Designer
    7group
    Thu, Oct 2, 2014
    University Building - Weekend Trips
    in NC-v4: Access to quality transit
    4 Michelle DiPenti
    Project Coordinator
    HDR, Inc.
    Wed, Oct 1, 2014
    RE: LED lamps
    in EBOM-v4: Purchasing - lamps
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Sep 30, 2014
    RE: Credit 3.2 option 2
    in NC 2009 IEQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    251 David Biggs
    David R Biggs Construction
    Tue, Sep 30, 2014
    RE: Speciality
    in EBOM-v4: LEED Accredited Professional
    6 SoYoung Lee
    LEED AP BD+C
    Director, HnC
    Mon, Sep 29, 2014
    RE: SRI value for concrete
    in EBOM-v4: Heat island reduction
    4 Samantha Longshore
    Sustainability Advisor
    Transwestern
    Mon, Sep 29, 2014
    RE: Projects with Several Physically Distinct Structures
    in NC-v4: Must comply with project size requirements
    2 Ray Nolasco
    LEED Green Assoc
    MZ and Partners
    Mon, Sep 29, 2014
    RE: Proposed uses
    in ND-v2009: Mixed-use neighborhood centers
    11 Eliot Allen
    AICP, LEED AP-ND, CNU-A
    Principal, Criterion Planners LEED Faculty, LP TAG
    Sun, Sep 28, 2014
    Hi. Can some one from the
    in NC 2009 IDc2: LEED Accredited Professional
    45 Neetika Parmar
    Sun, Sep 28, 2014
    RE: MR C2: Option 2
    in NC-v4: Building product disclosure and optimization - environmental product declarations
    9 Jessica McNaughton
    Fri, Sep 26, 2014
    Task Lighting
    in EBOM-v4: Interior lighting
    1 Katie Raymond
    Sustainability Project Manager
    DTZ
    Fri, Sep 26, 2014
    FTEs and Total Daily Uses for Showers
    in CI 2009 WEp1: Water Use Reduction—20% Reduction
    214 Rodrigo Gomez Junco
    LEED AP BD+C
    SINERGI Integrated Building Sciences, LLC
    Fri, Sep 26, 2014
    Mexico
    RE: Using EBOM credit as an ID credit for NC 2009 submittal
    in EBOM 2009 IEQc3.4: Green Cleaning—Sustainable Cleaning Equipment
    45 CT G
    Fri, Sep 26, 2014
    RE: Typical TSS measures from Sedum roofing
    in NC 2009 SSc6.2: Stormwater Design—Quality Control
    164 Andreas Soederberg
    Fri, Sep 26, 2014
    Sweden
    WEp1 and c1: Indoor Water Use Reduction
    in CI-v4: Indoor water use reduction
    2 BEE Bisagni Environmental Enterprise
    Thu, Sep 25, 2014
    China
    RE: Resample Air Quality Test
    in NC v2.2 EQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    153 Russ Pellegrino
    Technical Director
    Centek Laboratories, LLC
    Thu, Sep 25, 2014
    Title Comments Most Recent Post Location
    Cuba - by LEEDUser Team
    Thu, Sep 18, 2014
    Dominica - by LEEDUser Team
    Thu, Sep 18, 2014
    Dominican Republic - by LEEDUser Team
    Thu, Sep 18, 2014
    El Salvador - by LEEDUser Team
    Thu, Sep 18, 2014
    Grenada - by LEEDUser Team
    Thu, Sep 18, 2014
    Guatemala - by LEEDUser Team
    Thu, Sep 18, 2014
    Haiti - by LEEDUser Team
    Thu, Sep 18, 2014
    Honduras - by LEEDUser Team
    Thu, Sep 18, 2014
    Jamaica - by LEEDUser Team
    Thu, Sep 18, 2014
    Mexico - by LEEDUser Team
    Thu, Sep 18, 2014
    Hungary - by LEEDUser Team
    Thu, Sep 18, 2014
    Moldova - by LEEDUser Team
    Thu, Sep 18, 2014
    Poland - by LEEDUser Team
    Thu, Sep 18, 2014
    Romania - by LEEDUser Team
    Thu, Sep 18, 2014
    Slovakia - by LEEDUser Team
    Thu, Sep 18, 2014
    Ukraine - by LEEDUser Team
    Thu, Sep 18, 2014
    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
    Title Comments Most Recent Post Location
    Unconditioned Regularly Occupied Fermentation Room in Winery
    in NC 2009 IEQc6.2: Controllability of Systems—Thermal Comfort
    171 Kevin Gilleran
    Fri, Sep 12, 2014
    5% path
    in EBOM 2009 SSc5: Site Development—Protect or Restore Open Habitat
    88 Maximiliano Martinez
    Project Manager
    PowerSeal Pipeline Products Corporation
    Fri, Sep 12, 2014
    RE: About reviewer comment
    in EBOM 2009 SSc2: Building Exterior and Hardscape Management Plan
    107 Tom Dietsche
    LEED Project Manager
    Lilker EMO Energy Solutions
    Fri, Sep 12, 2014
    Unconditioned Regularly Occupied Fermentation Room in Winery
    in NC 2009 IEQc6.2: Controllability of Systems—Thermal Comfort
    171 Kevin Gilleran
    Thu, Sep 11, 2014
    Number of bus stops and bus lines required
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    205 Sarah Lavalliere
    Thu, Sep 11, 2014
    Canada
    Ecocert
    in EBOM 2009 MRc5: Sustainable Purchasing—Food
    81 Gabriel Frasson
    Project Manager
    OTEC
    Thu, Sep 11, 2014
    gs 11 1993 test VS iso
    in Retail–CI-v2009: Low-emitting materials - paints and coatings
    2 Michele Comperti
    project manager
    Sice Previt spa
    Thu, Sep 11, 2014
    Golf Course Clubhouse Project Advice
    in EBOM 2009 EAp2: Minimum Energy Efficiency Performance
    458 Johanna Hendricks
    Thu, Sep 11, 2014
    United States
    RE: Emergency Exits
    in NC 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    270 Susan Walter
    Sr Project Architect
    Wilmot/Sanz
    Thu, Sep 11, 2014
    100% non potable water source
    in EBOM-2009 WEc3: Water Efficient Landscaping
    111 Diego Pietzsch
    Mechanical Engineer
    Wed, Sep 10, 2014
    LEED: Homes eligibility?
    in LEED Rating System Selection Q&A
    613 Erica Downs
    Sustainability & LEED Consultant
    Wed, Sep 10, 2014
    removed
    in NC 2009 SSc5.2: Site Development—Maximize Open Space
    169 Kevin Flynn
    President, AIA, LEED FELLOW (LEED AP BD&C)
    EcoDEEP
    Wed, Sep 10, 2014
    Is there a timeframe for the minimum number of cycles?
    in NC-v4: Cooling tower water use
    9 Gregory Martin
    Wed, Sep 10, 2014
    RE: MPR #6
    in PIf1: Minimum Program Requirements
    3 Sadie Martin
    Wed, Sep 10, 2014
    WinAir Software to Meet Requirement
    in NC 2009 IEQc2: Increased Ventilation
    81 Roberto Meza
    Sustainable Building Consultant
    SPHERA Sustainable Building Consultants
    Wed, Sep 10, 2014
    gs 11 1993 test VS iso
    in Retail–CI-v2009: Low-emitting materials - paints and coatings
    2 Michele Comperti
    project manager
    Sice Previt spa
    Wed, Sep 10, 2014
    IEQp1 100% OA AHU and Valance units Comment
    in Schools-2009 IEQp1: Minimum IAQ Performance
    20 jeffrey strong
    Wed, Sep 10, 2014
    Native species
    in NC 2009 SSc5.1: Site Development—Protect or Restore Habitat
    220 Stella Stella
    Wed, Sep 10, 2014
    Native species
    in NC 2009 SSc5.1: Site Development—Protect or Restore Habitat
    220 Stella Stella
    Wed, Sep 10, 2014
    RE: Emergency Exits
    in NC 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    270 Susan Walter
    Sr Project Architect
    Wilmot/Sanz
    Wed, Sep 10, 2014
    Title Comments Post date Most Recent Postsort icon Location
    Multi-Purpose Latex Primer/Sealer
    in Schools IEQc4.2: Low-Emitting Materials—Paints and Coatings
    80 Stephanie Santiago
    Venegas Engineering Management & Construction Inc
    Thu, Oct 2, 2014
    2014-10-02 14:15 United States
    Equipment Pads in Heat Island Effect: Non-Roof
    in NC v2.2 SSc7.1: Heat Island Effect—Nonroof
    41 Heidi Sentivan
    Project Manager
    Cueto Kearney Design
    Thu, Oct 2, 2014
    2014-10-02 12:18 United States
    Lighting Controls in Jewelry Store
    in Retail–CI-v2009: Optimize energy performance - lighting controls
    5 Luke Wild
    Thu, Oct 2, 2014
    2014-10-02 11:42 United States
    Option 3 - Measurement
    in CI 2009 IEQc8.1: Daylight and Views—Daylight
    126 Librarian Librarian
    Librarian
    Lord, Aeck & Sargent
    Thu, Oct 2, 2014
    2014-10-02 11:06 United States
    Calculating Green Roof Area
    in Green Roofs
    21 John Piascik
    Landscape Architectural Design
    Barton Partners Architects and Planners
    Thu, Oct 2, 2014
    2014-10-02 09:55 United States
    Drop off spaces only
    in NC 2009 SSc7.1: Heat Island Effect—Nonroof
    238 Lewis Hewton
    Cundall
    Thu, Oct 2, 2014
    2014-10-02 03:32 Australia
    Adhesive- expansion joints
    in Schools IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    33 Stephanie Santiago
    Venegas Engineering Management & Construction Inc
    Wed, Oct 1, 2014
    2014-10-01 16:25 United States
    Potential ID Credit
    in NC 2009 IDc1: Innovation in Design
    533 Ashley Bertling
    Wed, Oct 1, 2014
    2014-10-01 11:06 United States
    LEED Design Review and Final Certification Proceedures
    in Start a New LEED Discussion Topic
    141 Susannah Goddard
    Wed, Oct 1, 2014
    2014-10-01 08:31 United Kingdom
    Credit 3.2 option 2
    in NC 2009 IEQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    251 Michael Schrantz
    Environmental Analytics
    Tue, Sep 30, 2014
    2014-09-30 13:57 United States
    Glazing specifications for existing building
    in CS 2009 EAp2: Minimum Energy Performance
    860 João Costa
    Engineer
    ETRIA
    Tue, Sep 30, 2014
    2014-09-30 11:01 Brazil
    LED lamps
    in EBOM-v4: Purchasing - lamps
    2 Karim Farah
    Sustainability Manager / USGBC Faculty
    Dar Al-Handasah
    Tue, Sep 30, 2014
    2014-09-30 09:18 Saudi Arabia
    Modeling Heat Reclaim in EAp2 v2009
    in NC 2009 EAp2: Minimum Energy Performance
    2,439 Mario S.
    Tue, Sep 30, 2014
    2014-09-30 02:17 Lebanon
    Fire Department Practice Burn
    in NC 2009 MRc2: Construction Waste Management
    344 Brian Leet
    Freeman French Freeman
    Mon, Sep 29, 2014
    2014-09-29 16:43 United States
    Site lighting calculations
    in CS 2009 EAp2: Minimum Energy Performance
    860 charles bell
    principal
    theGreenTeam, Inc.
    Mon, Sep 29, 2014
    2014-09-29 09:33 United States
    FTEs and Total Daily Uses for Showers
    in CI 2009 WEp1: Water Use Reduction—20% Reduction
    214 Rodrigo Gomez Junco
    LEED AP BD+C
    SINERGI Integrated Building Sciences, LLC
    Fri, Sep 26, 2014
    2014-09-26 13:07 Mexico
    Help, my process energy is greater than 25%
    in Completing the LEED Online EAp2 Form – Option 1: Whole Building Energy Simulation
    47 Amy Harmon
    Fri, Sep 26, 2014
    2014-09-26 09:23 United States
    Typical TSS measures from Sedum roofing
    in NC 2009 SSc6.2: Stormwater Design—Quality Control
    164 Andreas Soederberg
    Fri, Sep 26, 2014
    2014-09-26 04:03 Sweden
    WEp1 and c1: Indoor Water Use Reduction
    in CI-v4: Indoor water use reduction
    2 BEE Bisagni Environmental Enterprise
    Thu, Sep 25, 2014
    2014-09-25 23:45 China
    SSc4.3 Option 2: How long must charge stations be installed ?
    in NC 2009 SSc4.3: Alternative Transportation—Low-Emitting and Fuel-Efficient Vehicles
    354 Kimberlyn Caoagas
    Thu, Sep 25, 2014
    2014-09-25 15:16 United States

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