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
    Lighting Building Area method
    in CS 2009 EAp2: Minimum Energy Performance
    866 Pia Öhrling
    Piacon
    Fri, Oct 31, 2014
    Sweden
    RE: More Info on Program is Needed
    in USGBC Rolls Out LEED Dynamic Plaque, Amid Debate
    32 Renee Azerbegi
    Ambient Energy
    Fri, Oct 31, 2014
    RE: LEED v4 Registration Delay a Mistake
    in LEED 2009 Registration Extended to October 2016
    43 Marcus Sheffer
    LEED Fellow
    7group
    Thu, Oct 30, 2014
    RE: Perimeter Controls
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    219 Michael DeVuono
    Senior Staff Designer
    T&M Associates
    Thu, Oct 30, 2014
    RE: IEQp1:Heating mode
    in NC-2009 IEQp1: Minimum IAQ Performance
    815 Stella Stella
    Thu, Oct 30, 2014
    Use of greywater
    in Pilot Credit 10: Sustainable Wastewater Management
    56 Noriko Yasuhara
    Woonerf Inc.
    Thu, Oct 30, 2014
    Japan
    Classification of handsinks
    in CS 2009 WEc1: Water Efficient Landscaping
    60 Sean Blaevoet
    Mr.
    Guttmann & Blaevoet Consulting Engineers
    Thu, Oct 30, 2014
    United States
    Requirements for Copy/Printer Rooms
    in CS 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    87 Sean Blaevoet
    Mr.
    Guttmann & Blaevoet Consulting Engineers
    Thu, Oct 30, 2014
    United States
    Porcelain Tile - LEED 2009 for Commercial Interiors.
    in CI 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    107 Carla Lopez
    Director of Valuation & Advisory
    CBRE
    Thu, Oct 30, 2014
    Using VAV box CFMs as measurement of outside airfow
    in EBOM 2009 IEQc1.2: IAQ Best Management Practices—Outdoor Air Delivery Monitoring
    25 Sean Blaevoet
    Mr.
    Guttmann & Blaevoet Consulting Engineers
    Thu, Oct 30, 2014
    United States
    Minimum indoor AQ calculator
    in EBOM-v4: Minimum indoor air quality performance
    4 OSCAR DE LA RED
    LEED AP BD+C
    PROMEC
    Thu, Oct 30, 2014
    RE: More Stringent Local Code Questions
    in CI 2009 EAp2: Minimum Energy Performance
    459 Bernie Hont
    Thu, Oct 30, 2014
    RE: CARB 93120
    in NC 2009 IEQc4.4: Low-Emitting Materials—Composite Wood and Agrifiber Products
    180 Gustavo De las Heras Izquierdo
    Arch. Eng. LEED AP BD+C; O+M
    Revitaliza Consultores
    Thu, Oct 30, 2014
    RE: Should LPD Area match with Gross Project Square Footage?
    in CI 2009 EAc1.1: Optimize Energy Performance—Lighting Power
    89 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Thu, Oct 30, 2014
    Gym sinks- Private or Public?
    in EBOM 2009 WEp1: Minimum Indoor Plumbing Fixture and Fitting Efficiency
    263 Kathryn West
    LEED AP BD+C, O+M, Green Globes Professional, Guiding Principles Compliance Professional
    Energy Ace
    Thu, Oct 30, 2014
    United States
    Title Comments Most Recent Post Location
    Refrigerants outside of the building, but still on site
    in EBOM 2009 EAp3: Fundamental Refrigerant Management
    64 Levi Jimenez
    Project Manager
    BuildingWise
    Fri, Sep 19, 2014
    United States
    RE: Common Preferred Parking Signage at Car Park Entrance
    in CS 2009 SSc4.3: Alternative Transportation—Low-Emitting and Fuel-Efficient Vehicles
    84 Ellen Mitchell
    Sustainable Design Manager
    HKS, Inc.
    Fri, Sep 19, 2014
    RE: Eliminating Multiple Responses From One Person - Survey Changes
    in EBOM 2009 SSc4: Alternative Commuting Transportation
    271 Tatjana Ernst
    LEED AP; Dipl.-Ing.
    Thu, Sep 18, 2014
    RE: "Performance Period" duration
    in EBOM-v4: Building-level water metering
    3 OSCAR DE LA RED
    LEED AP BD+C
    PROMEC
    Thu, Sep 18, 2014
    Test Date or Certification Start Date
    in Schools IEQc4.5: Low-Emitting Materials—Furniture and Furnishings
    14 Gabriela G
    Wed, Sep 17, 2014
    Ecological Species Consultation in California Coastal Zone
    in ND Plan-v4: Imperiled species and ecological communities
    1 Robyn Vettraino
    President
    verde
    Tue, Sep 16, 2014
    RE: Duct Insulation Adhesive
    in CI 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    77 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Tue, Sep 16, 2014
    RE: No public water and wastewater infrastructure in the City!!
    in ND-v2009: Smart location
    19 Eliot Allen
    AICP, LEED AP-ND, CNU-A
    Principal, Criterion Planners LEED Faculty, LP TAG
    Tue, Sep 16, 2014
    WinAir Software to Meet Requirement
    in NC 2009 IEQc2: Increased Ventilation
    81 Roberto Meza
    Sustainable Building Consultant
    SPHERA Sustainable Building Consultants
    Tue, Sep 16, 2014
    Citibike for non-residential transients?
    in NC v2.2 SSc4.2: Alternative Transportation—Bicycle Storage and Changing Rooms
    59 BKSK Architect
    BKSK Architects
    Mon, Sep 15, 2014
    2 part flushout?
    in CI 2009 IEQc3.2: Construction IAQ Management Plan—Before Occupancy
    64 Susan Di Giulio
    Project Manager
    Zinner Consultants
    Mon, Sep 15, 2014
    RE: Absorptive Materials
    in NC 2009 IEQc3.1: Construction IAQ Management Plan—During Construction
    112 Michelle Halle Stern
    LEED Fellow
    The Green Facilitator
    Mon, Sep 15, 2014
    RE: VOC content Methods
    in CI 2009 IEQc4.2: Low-Emitting Materials—Paints and Coatings
    74 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Mon, Sep 15, 2014
    RE: No car park or external areas
    in EBOM 2009 SSc7.1: Heat Island Reduction—Nonroof
    53 GBC Council CL
    Chile GBC
    Sat, Sep 13, 2014
    Unconditioned Regularly Occupied Fermentation Room in Winery
    in NC 2009 IEQc6.2: Controllability of Systems—Thermal Comfort
    171 Kevin Gilleran
    Fri, Sep 12, 2014
    RE: Janitor's closet away from occupant work areas
    in CI 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    81 Michelle Halle Stern
    LEED Fellow
    The Green Facilitator
    Fri, Sep 12, 2014
    RE: percent of occupants
    in NC v2.2 WEc3.1–3.2: Water Use Reduction
    77 Catalina Caballero
    Sustainability Coordinator
    JALRW Eng. Group Inc.
    Thu, Sep 11, 2014
    Ecocert
    in EBOM 2009 MRc5: Sustainable Purchasing—Food
    81 Gabriel Frasson
    Project Manager
    OTEC
    Thu, Sep 11, 2014
    RE: energy used on-site vs sold energy
    in NC-v4: Renewable energy production
    2 Marcus Sheffer
    LEED Fellow
    7group
    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
    Title Comments Most Recent Post Location
    Senegal - by LEEDUser Team
    Thu, Sep 18, 2014
    Seychelles - by LEEDUser Team
    Thu, Sep 18, 2014
    Sierra Leone - by LEEDUser Team
    Thu, Sep 18, 2014
    Somalia - by LEEDUser Team
    Thu, Sep 18, 2014
    South Africa - by LEEDUser Team
    Thu, Sep 18, 2014
    South Sudan - by LEEDUser Team
    Thu, Sep 18, 2014
    Sudan - by LEEDUser Team
    Thu, Sep 18, 2014
    Swaziland - by LEEDUser Team
    Thu, Sep 18, 2014
    Tanzania - by LEEDUser Team
    Thu, Sep 18, 2014
    Togo - by LEEDUser Team
    Thu, Sep 18, 2014
    Ivory Coast - by LEEDUser Team
    Thu, Sep 18, 2014
    Kenya - by LEEDUser Team
    Thu, Sep 18, 2014
    Lesotho - by LEEDUser Team
    Thu, Sep 18, 2014
    Liberia - by LEEDUser Team
    Thu, Sep 18, 2014
    Libya - by LEEDUser Team
    Thu, Sep 18, 2014
    Madagascar - by LEEDUser Team
    Thu, Sep 18, 2014
    Malawi - by LEEDUser Team
    Thu, Sep 18, 2014
    Mali - by LEEDUser Team
    Thu, Sep 18, 2014
    Mauritania - by LEEDUser Team
    Thu, Sep 18, 2014
    Mauritius - by LEEDUser Team
    Thu, Sep 18, 2014
    Title Comments Most Recent Post Location
    LEED Online Not Displaying Multiple Credit Assignees
    in Start a New LEED Discussion Topic
    141 Peter Warren
    Principal
    Warren Architecture
    Sat, Aug 30, 2014
    United States
    Qualification for Credit
    in EBOM 2009 SSc6: Stormwater Quantity Control
    61 Wendy Lao
    LEED Sustainability Intern
    County of Santa Clara
    Fri, Aug 29, 2014
    RE: Weighted Males/Females in FTE calc...
    in NC 2009 WEc3: Water Use Reduction
    110 Jennifer Perdue
    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
    Sound Transmission
    in NC-v4: Acoustic performance
    1 Mark Zoeteman
    Sr. Mech Engr
    FTC&H, Inc.
    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
    RE: 5% path
    in EBOM 2009 SSc5: Site Development—Protect or Restore Open Habitat
    89 Trista Little
    Sustainability Manager
    YR&G
    Wed, Aug 27, 2014
    RE: Switching to LEED V4
    in Got Technical Questions on LEED v4?
    57 Jeslin Varghese
    GBRI
    Wed, Aug 27, 2014
    Auto Dealership
    in NC 2009 SSc4.4: Alternative Transportation—Parking Capacity
    293 Vince Capogna
    President
    Synergy Green Building Consulting, LLC
    Wed, Aug 27, 2014
    United States
    RE: Perimeter Controls
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    219 Michael DeVuono
    Senior Staff Designer
    T&M Associates
    Tue, Aug 26, 2014
    SRI value for concrete
    in NC-v4: Heat island reduction
    1 LEED Consultant
    Green Building and Alternative Energy
    Tue, Aug 26, 2014
    Well Building Standard
    in CI 2009 IDc1: Innovation in Design
    140 Susan Coy
    Tue, Aug 26, 2014
    United States
    Expansion area
    in NC 2009 WEc1: Water Efficient Landscaping
    360 Gustavo De las Heras Izquierdo
    Arch. Eng. LEED AP BD+C; O+M
    Revitaliza Consultores
    Tue, Aug 26, 2014
    RE: IEQp1:Heating mode
    in NC-2009 IEQp1: Minimum IAQ Performance
    815 Stella Stella
    Mon, Aug 25, 2014
    RE: Emergency Exits
    in NC 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    270 Susan Walter
    Sr Project Architect
    Wilmot/Sanz
    Mon, Aug 25, 2014
    RE: Switching to LEED V4
    in Got Technical Questions on LEED v4?
    57 Jeslin Varghese
    GBRI
    Sun, Aug 24, 2014
    Exemplary Performance for Heat Island Reduction
    in Homes-v4: Heat island reduction
    1 Nelca Roco
    Architect
    Thorn Lighting
    Sat, Aug 23, 2014
    Vista Users Out of Luck
    in Living with LEED Online - quirks, bugs and hiccups
    137 Cynthia Kaplan
    Principal
    cmk LEED
    Fri, Aug 22, 2014
    United States
    Survey Completion
    in CI 2009 IEQc7.2: Thermal Comfort—Verification
    19 Elliot Young
    Fri, Aug 22, 2014
    Title Comments Post date Most Recent Postsort icon Location
    Non-default shower use
    in CI 2009 WEp1: Water Use Reduction—20% Reduction
    214 Susannah Goddard
    Thu, Sep 25, 2014
    2014-09-25 04:22 United Kingdom
    Number of transients for FTE calculation
    in Calculating FTEs
    188 Sunanda Swain, LEED Green Associate, PQP
    Environment and Sustainability Consultant
    MAHY Khoory - Creative Solutions
    Thu, Sep 25, 2014
    2014-09-25 02:44 United Arab Emirates
    Modeling OA with Demand control ventilation
    in CS 2009 EAp2: Minimum Energy Performance
    866 Hieu Huynh
    Environmental Engineer
    Thu, Sep 25, 2014
    2014-09-25 00:57 Vietnam
    25ft of entrace located near corner of building
    in EBOM 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    94 Mary Grace Wong
    Miss
    Wed, Sep 24, 2014
    2014-09-24 14:17 Canada
    About interior lights
    in CS 2009 SSc8: Light Pollution Reduction
    148 Maria Isabel Conde
    Owner
    Aqua Terra (Panama) S.A.
    Wed, Sep 24, 2014
    2014-09-24 11:48 Panama
    Expansion joints-LEED for schools v2009
    in Schools 2009 IEQc9: Enhanced Acoustical Performance
    34 Stephanie Santiago
    Venegas Engineering Management & Construction Inc
    Wed, Sep 24, 2014
    2014-09-24 10:54 United States
    Baseline Ventilation
    in CS 2009 EAp2: Minimum Energy Performance
    866 Toni Herena Montull
    Project Engineer
    Aiguasol
    Wed, Sep 24, 2014
    2014-09-24 10:51 Spain
    Providing clarifications to Design Phase Review
    in LEED Reviews: LEED Online, Appeals, Design/Construction Submittals, and more
    608 Susannah Goddard
    Wed, Sep 24, 2014
    2014-09-24 06:58 United Kingdom
    Non-FSC Invoices
    in NC 2009 MRc7: Certified Wood
    397 Phillip Cook
    WGE
    Wed, Sep 24, 2014
    2014-09-24 03:19 Australia
    Outdoor furnishings made with recycled materials
    in NC v2.2 MRc4: Recycled Content
    159 Robert Caston
    Content Marketing
    The Park Catalog
    Tue, Sep 23, 2014
    2014-09-23 16:09 United States
    BTU Metering for Existing HVAC
    in CI 2009 EAc3: Measurement and Verification
    122 Jareb Ketay
    GHT Limited
    Tue, Sep 23, 2014
    2014-09-23 13:41 United States
    Should LPD Area match with Gross Project Square Footage?
    in CI 2009 EAc1.1: Optimize Energy Performance—Lighting Power
    89 Sunayana Jain
    Tue, Sep 23, 2014
    2014-09-23 11:34 United States
    200 yards from entrance
    in CS 2009 SSc4.2: Alternative Transportation—Bicycle Storage and Changing Rooms
    87 Gianluca Padula
    architect
    Tue, Sep 23, 2014
    2014-09-23 08:12 Italy
    SRI of sand
    in NC 2009 SSc7.1: Heat Island Effect—Nonroof
    238 Karim Farah
    Sustainability Manager / USGBC Faculty
    Dar Al-Handasah
    Tue, Sep 23, 2014
    2014-09-23 02:10 Saudi Arabia
    LEED GA v4 exam
    in 10 Tips for Passing the LEED Green Associate Exam
    62 Monica Pinjani
    Mon, Sep 22, 2014
    2014-09-22 23:55 United States
    LEED Site Boundary - Campus - easement for utilities
    in MPR3: Must use a reasonable site boundary
    200 Michele Helou
    Principal
    Sage Design & Consulting
    Mon, Sep 22, 2014
    2014-09-22 22:09 United States
    Using EBOM credit as an ID credit for NC 2009 submittal
    in EBOM 2009 IEQc3.4: Green Cleaning—Sustainable Cleaning Equipment
    45 Jessica Tyler
    Architect
    Mead & Hunt
    Mon, Sep 22, 2014
    2014-09-22 17:17 United States
    ITE for elementary school with half day students
    in Schools 2009 SSc4.4: Alternative Transportation—Parking Capacity
    20 April Brown
    Projects Manager
    Institute for the Built Environment
    Mon, Sep 22, 2014
    2014-09-22 17:10 United States
    New Product
    in NC 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    321 Stefanie Smith
    AIA
    Stark State College
    Mon, Sep 22, 2014
    2014-09-22 16:18 United States
    Weighted Calculation Spreadsheet verses LEED 2.2 spreadsheet
    in NC v2.2 SSc7.2: Heat Island Effect—Roof
    74 Heidi Sentivan
    Project Manager
    Cueto Kearney Design
    Mon, Sep 22, 2014
    2014-09-22 15:17 United States

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