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
    Auditorium; lower illuminance level
    in NC-v4: Daylight
    23 Jody Lee Potvin-Jones
    Thu, Dec 18, 2014
    RE: How to prove compliance with Mechanical Ventilation
    in NC 2009 EAp2: Minimum Energy Performance
    2,554 Praveen Raj
    Energy Analyst
    Thu, Dec 18, 2014
    India
    RE: LEED AP BD+C V4
    in Experience Requirement Loosened for LEED v4 AP Exam
    15 PAWAN DAHIWAL
    Thu, Dec 18, 2014
    Filter Replacement
    in CS 2009 IEQc3: Construction IAQ Management Plan—During Construction
    27 Andrew Ellsworth
    Ellsworth Building Portfolio Services
    Wed, Dec 17, 2014
    United States
    RE: Submeters to measure AND RECORD energy use
    in CI 2009 EAc3: Measurement and Verification
    132 Michael Smithing
    Director - Green Building Advisory
    Colliers International
    Wed, Dec 17, 2014
    Sweden
    RE: Checking ESC plan at design stage?
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    230 Yodi Danusastro
    Wed, Dec 17, 2014
    Indonesia
    RE: Smoking Area in the Basement
    in NC 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    279 Heather Holdridge
    Sustainability Coordinator
    Lake/Flato Architects
    Wed, Dec 17, 2014
    RE: Classification of handsinks
    in CS 2009 WEc1: Water Efficient Landscaping
    61 Heather Holdridge
    Sustainability Coordinator
    Lake/Flato Architects
    Wed, Dec 17, 2014
    RE: Number of Regular Building Occupants for a 2 shift facility
    in EBOM 2009 SSc4: Alternative Commuting Transportation
    273 Heather Holdridge
    Sustainability Coordinator
    Lake/Flato Architects
    Wed, Dec 17, 2014
    Dedicated exhaust system
    in NC 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    319 Hrvoje Kvasnicka
    Wed, Dec 17, 2014
    Regional Materials - Steel
    in Healthcare-v2009: Sustainably sourced materials and products
    63 Catherine Blakemore
    Architect, LEED AP BC+D
    HOLT Architects
    Wed, Dec 17, 2014
    Renewable Energy
    in CI-v4: Renewable energy production
    1 Ulrika Nobelius
    White Arkitekter AB
    Wed, Dec 17, 2014
    Sweden
    Counters
    in NC 2009 IEQc6.1: Controllability of Systems—Lighting
    295 Gustavo De las Heras Izquierdo
    Arch. Eng. LEED AP BD+C; O+M
    Revitaliza Consultores
    Wed, Dec 17, 2014
    RE: MRc2 Form Version 0.2.3.. undervaluing commingled waste?
    in NC 2009 MRc2: Construction Waste Management
    358 Jake Bebee LEED AP BD+C ID+C
    Project Manager
    Wed, Dec 17, 2014
    United States
    RE: Modeling a backup District energy source
    in CS 2009 EAp2: Minimum Energy Performance
    878 Marcus Sheffer
    LEED Fellow
    7group
    Wed, Dec 17, 2014
    Title Comments Most Recent Post Location
    LEED v3 CS Warehouse - MPR Minimum Occupancy Compliance
    in MPR5: Must comply with minimum occupancy rates
    1 Asa Posner
    Senior Sustainability Consultant
    Sustainable Investment Group (SIG)
    Fri, Apr 25, 2014
    RE: Previously developed
    in CS v4: Surrounding density and diverse uses
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Thu, Apr 24, 2014
    Greenhouse Program
    in Schools 2009 IDc1: Innovation in Design
    18 Larry Turbes
    Architect
    TKDA
    Fri, Apr 18, 2014
    Illustrating Compliance using representative sampling?
    in EBOM 2009 IEQc2.2: Controllability of Systems—Lighting
    48 Ryan Hoffman
    Heapy Engineering
    Thu, Apr 17, 2014
    RE: Building Reuse off Site
    in Schools-2009 MRc1.1: Building Reuse—Maintain Existing Walls, Floors and Roof
    16 Nadav Malin
    USGBC LEED Faculty, President
    BuildingGreen, Inc.
    Thu, Apr 17, 2014
    Use of renewable energy in calculation
    in ND-v4: Optimize building energy performance
    1 Martine Desbois
    Wed, Apr 16, 2014
    RE: Multiple Buildings
    in EBOM-v4: Indoor water use reduction
    2 Trista Little
    Sustainability Manager
    YR&G
    Tue, Apr 15, 2014
    RE: Credit Pending due to type of Manufactures documentation
    in Schools 2009 MRc4: Recycled Content
    25 Michelle Reott
    LEED AP BD+C, ID+C, O+M, Managing Principal
    Earthly Ideas LLC
    Mon, Apr 14, 2014
    IO Credit _ Option B (Additional Strategies)
    in EBOM 2009 RPc1: Regional Priority
    46 Pal Ahuja
    President
    Millennium Engineering Inc.
    Fri, Apr 11, 2014
    RE: Ergonomic Strategy - 75% ergonomic workstations
    in Pilot Credit 44: Ergonomics Strategy
    32 Lisa Marshall
    Ecological Building Strategies
    Fri, Apr 11, 2014
    RE: Permanently Installed Furniture?
    in CI-v4: Building product disclosure and optimization - environmental product declarations
    2 Robert Dean
    Project Coordinator, LEED AP, GHG IQ
    Teknion Limited
    Fri, Apr 11, 2014
    LEEDuser's audit IAQ form
    in EBOM 2009 IEQc1.1: IAQ Best Management Practices—IAQ Management Program
    28 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Thu, Apr 10, 2014
    RE: CAMPUS Approach For Rainwater Management
    in EBOM-v4: Rainwater management
    6 Trista Little
    Sustainability Manager
    YR&G
    Thu, Apr 10, 2014
    Change the LEED AP person during the project
    in CS 2009 IDc2: LEED Accredited Professional
    13 Nándor Kovács
    Project Manager
    Obuda-Ujlak Zrt.
    Thu, Apr 10, 2014
    RE: DIRTT Millwork on a LEED project
    in CI 2009 IEQc4.4: Low-Emitting Materials—Composite Wood and Agrifiber Products
    45 Susan Walter
    Sr Project Architect
    Wilmot/Sanz
    Wed, Apr 9, 2014
    RE: Pilot Credit 43... How many projects have attemped this credit?
    in Pilot Credit 43: Certified Products
    22 Ashley Nedza
    Project Designer, LEED AP BD+C
    Baskervill
    Wed, Apr 9, 2014
    RE: Rater and Provider requirements?
    in Mid-Rise v4: Integrative process
    2 Ann Edminster
    founder/principal
    Design AVEnues LLC
    Tue, Apr 8, 2014
    RE: Regional Priority Point
    in NC-2009: Site development - protect or restore habitat - alternative compliance path
    3 Kai Starn
    Sustainability Consultant
    Steven Winter Associates
    Tue, Apr 8, 2014
    RE: Air compressors
    in Healthcare-v2009: Water use reduction - building equipment
    2 Kim Shinn
    Principal
    TLC Engineering for Architecture
    Mon, Apr 7, 2014
    RE: Tables titles missing
    in ND-v2009: Agricultural land conservation
    2 Eliot Allen
    AICP, LEED AP-ND, CNU-A
    Principal, Criterion Planners LEED Faculty, LP TAG
    Thu, Apr 3, 2014
    Title Comments Most Recent Post Location
    RE: LEED 2012 Credit Comments
    in LEED 2012 – 2nd Public Comment – Sustainable Sites (SS) Section
    16 Glenn Heinmiller
    IALD, LC, LEED AP, Principal
    Lam Partners
    Mon, Sep 26, 2011
    RE: check with GBCI
    in Block Team Administration
    2 Brian Wolfe
    Sustainable Coordinator
    HKS
    Thu, Sep 22, 2011
    RE: Public LEED Project Directory
    in LEED CI - PI form 5
    2 Sheela I
    Thu, Sep 22, 2011
    Pilot Credit 44
    in LEED Certification and Ergonomics
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Sep 21, 2011
    RE: rating system and credit
    in Calculating Waste Diversion Rates for a Modular Factory
    3 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Sep 21, 2011
    RE: MR Credit - Environmentally Preferable Structure and Enclosure
    in LEED 2012 – 2nd Public Comment – Materials & Resources (MR) Section
    46 Keith Lindemulder
    Environmental Business Development- LEED AP BD&C
    Nucor
    Thu, Sep 15, 2011
    RE: Poured concrete is not an air
    in Is poured concrete an air barrier material?
    3 Aaron Ashley
    Thu, Sep 15, 2011
    Sorry, late thread
    in LEED 2012 – 2nd Public Comment – Indoor Environmental Quality (IEQ) Section
    12 Jeff Chapman
    EcoDesigner
    Kirksey
    Fri, Oct 28, 2011
    Development Density and Diverse Uses - Option 3
    in LEED 2012 – 2nd Public Comment – LT (Location and Transportation) Section
    11 Michelle Howard
    Librarian
    KMD Architects
    Wed, Sep 14, 2011
    RE: Re:Regional Priority Credit
    in Regional Priority Credit
    2 Sue Barnett
    Principal
    Sue Barnett Sustainable Design
    Wed, Sep 14, 2011
    Calculating Waste Diversion Rates for a Modular Factory - by Christopher Rober...
    Thu, Sep 8, 2011
    RE: Another question on a similar
    in EBOM WEp1 and showers/showerheads
    2 Alexa Stone
    ecoPreserve: Building Sustainability
    Wed, Sep 7, 2011
    RE: LEED tenant manual
    in Tenant Manual for LEED New development in Core & Shell
    2 Ivan Ora
    Sales Manager
    Tulipan Grupa
    Fri, Sep 2, 2011
    Performance Period for EBOM v2 - using more than the minimum
    in Performance Period LEED EBOM
    2 Tyra Sorensen
    Thu, Sep 1, 2011
    RE: LEED definition of weatherproofing system
    in "Within the Weatherproofing System" at walls
    6 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Aug 31, 2011
    RE: Good riddance
    in $100M Lawsuit Against LEED Dismissed by Federal Judge
    13 James Thornton
    Project Manager, Commissioning Group
    ccrd
    Thu, Aug 18, 2011
    Hard copy signatures
    in Owner Required Signatory - USGBC soliciting feedback
    5 Mike Barker
    Principal : Energy / Electrical Engineer
    BuildingPhysics South Africa
    Tue, Aug 16, 2011
    RE: email reviewer
    in Can You Refute Credit Denial Prior To the Appeal Stage?
    3 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Aug 9, 2011
    RE: Re: Cancellation of project review
    in Regarding Cancellation of project review
    4 David Posada
    Sustainability Manager, SS TAG member
    GBD Architects
    Mon, Aug 8, 2011
    RE: certifications for cleaning products
    in ID credit Green Cleaning and Maintenance
    1 Patrice Coffman
    Sustainability Coordinator
    UC Davis Student Housing
    Thu, Aug 4, 2011
    Title Comments Most Recent Post Location
    We have a resort project,
    in Site boundaries for multi-phase Projects
    18 Eunju Park
    Thu, May 8, 2014
    RE: Medical gases
    in Healthcare-v2009: PBT source reduction - lead, cadmium and copper
    19 Susan Walter
    Sr Project Architect
    Wilmot/Sanz
    Wed, May 7, 2014
    RE: Concrete Sediment Control
    in NC v2.2 SSp1: Construction Activity Pollution Prevention
    33 michelle bombeck
    Project Assistant
    O'Brien & Company
    Tue, May 6, 2014
    CLO level adjustments
    in NC-v4: Thermal comfort
    2 Adam Kingsbury
    Tue, May 6, 2014
    RE: MR cr2 : Option2
    in NC-v4: Building product disclosure and optimization - environmental product declarations
    13 Remigio Antonio Rancan
    civil and structural engineer LEED AP BD+C GBC HOME AP
    Tue, May 6, 2014
    Italy
    RE: Is Cradle-to-Cradle Certification acceptable?
    in Schools IEQc4.6: Low-Emitting Materials—Ceiling and Wall Systems
    70 Josh Jacobs
    Technical Information & Public Affairs Manager
    UL Environment
    Mon, May 5, 2014
    RE: "Single Site" requirement for a Master Site?
    in New LEED Guidance for Campuses and Multiple Buildings
    499 Richard Barlow
    Dir. of Sustainability
    MHAworks
    Mon, May 5, 2014
    United States
    RE: Smoking Area in the Basement
    in NC 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    279 Heather Holdridge
    Sustainability Coordinator
    Lake/Flato Architects
    Mon, May 5, 2014
    RE: SSp1 description for CS precertification
    in CS 2009 SSp1: Construction Activity Pollution Prevention
    58 Michael DeVuono
    Senior Staff Designer
    T&M Associates
    Sat, May 3, 2014
    PC 9 - Open & Connected Community
    in Pilot Credit 9: Street Network
    67 michael kollman
    Thu, May 1, 2014
    RE: Green Cleaning
    in NC 2009 IDc1: Innovation in Design
    533 Stella Stella
    Wed, Apr 30, 2014
    Philippines
    LEED Boundary
    in PIf4: Schedule and Overview Documents
    1 CT G
    Wed, Apr 30, 2014
    Pest Control During Construction?
    in NC-2009: Clean construction
    1 Marian Keeler
    Senior Associate
    Thornton Tomasetti / Sustainability
    Tue, Apr 29, 2014
    Pest Control During Construction
    in NC-2009: Green training for contractors, trades, operators and service workers
    7 Marian Keeler
    Senior Associate
    Thornton Tomasetti / Sustainability
    Tue, Apr 29, 2014
    RE: Air Quality Testing after completion
    in NC 2009 IEQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    264 David Hubka
    Director - Operations
    Transwestern Sustainability Services
    Tue, Apr 29, 2014
    RE: Dining Hall furniture -- are we eligible?
    in CI 2009 IEQc4.5: Low-Emitting Materials—Systems Furniture and Seating
    139 Roxanne Button AIA, MRAIC, LEED AP
    Architect & Sustainable Design Consultant
    Design Synergies Architecture P.C.
    Tue, Apr 29, 2014
    Choice between LEED NC & LEED HC
    in LEED for Healthcare forum - LEED-HC users welcome!
    120 Ghaith Moufarege
    Mon, Apr 28, 2014
    Case 2 Option 2C EUI weather normalization tool
    in EBOM 2009 EAc1: Optimize Energy Efficiency Performance
    119 Jorng-ren Chern
    CEO
    Enertek Sustainable Design & Technology
    Sun, Apr 27, 2014
    LEED v3 CS Warehouse - MPR Minimum Occupancy Compliance
    in MPR5: Must comply with minimum occupancy rates
    1 Asa Posner
    Senior Sustainability Consultant
    Sustainable Investment Group (SIG)
    Fri, Apr 25, 2014
    Dedicated exhaust system
    in NC 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    319 Hrvoje Kvasnicka
    Fri, Apr 25, 2014
    Title Comments Post date Most Recent Postsort icon Location
    Process load significantly lower than 25%
    in NC 2009 EAp2: Minimum Energy Performance
    2,554 Panupant Phapant
    SCG Cement - Building Materials Co.,Ltd.
    Thu, Dec 18, 2014
    2014-12-18 02:20 Thailand
    Filter Replacement
    in CS 2009 IEQc3: Construction IAQ Management Plan—During Construction
    27 Andrew Ellsworth
    Ellsworth Building Portfolio Services
    Wed, Dec 17, 2014
    2014-12-17 22:13 United States
    ASHRAE 90.1 Chilled Beams Compliance
    in Start a New LEED Discussion Topic
    150 Federico Taboada
    Architect
    ECOSTUDIOXV
    Wed, Dec 17, 2014
    2014-12-17 18:58 United States
    Renewable Energy
    in CI-v4: Renewable energy production
    1 Ulrika Nobelius
    White Arkitekter AB
    Wed, Dec 17, 2014
    2014-12-17 14:05 Sweden
    How to prove compliance with Mechanical Ventilation
    in NC 2009 EAp2: Minimum Energy Performance
    2,554 Praveen Raj
    Energy Analyst
    Wed, Dec 17, 2014
    2014-12-17 04:53 India
    Submeters to measure AND RECORD energy use
    in CI 2009 EAc3: Measurement and Verification
    132 Michael Smithing
    Director - Green Building Advisory
    Colliers International
    Wed, Dec 17, 2014
    2014-12-17 04:44 Sweden
    Lighting boundary SSc6 in new
    in NC-v4: Light pollution reduction
    12 Ilse Dijkstra-Nugteren
    Wed, Dec 17, 2014
    2014-12-17 04:18 Netherlands
    Heat gain originating from hooded equipment in energy modeling
    in NC 2009 EAp2: Minimum Energy Performance
    2,554 Panupant Phapant
    SCG Cement - Building Materials Co.,Ltd.
    Wed, Dec 17, 2014
    2014-12-17 02:16 Thailand
    VAV Fan control for baseline system 6
    in NC 2009 EAp2: Minimum Energy Performance
    2,554 Panupant Phapant
    SCG Cement - Building Materials Co.,Ltd.
    Tue, Dec 16, 2014
    2014-12-16 23:37 Thailand
    Is there any Credit Language for this
    in Schools-2009: Social equity within the project team
    2 Vada Kornegay
    Tue, Dec 16, 2014
    2014-12-16 16:49 United States
    ETS During Construction
    in NC-v4: Environmental tobacco smoke control
    1 Laurie Winter
    Tue, Dec 16, 2014
    2014-12-16 16:17 Canada
    Insulation - option 2 budget calculation method
    in NC-v4: Low emitting materials
    71 CAROLINE PIN
    In charge of environmental certification on a jobsite
    EIFFAGE CONSTRUCTION
    Tue, Dec 16, 2014
    2014-12-16 12:20 France
    UV Lacquer
    in NC 2009 IEQc4.2: Low-Emitting Materials—Paints and Coatings
    461 Susan Coy
    Tue, Dec 16, 2014
    2014-12-16 11:26 United States
    When to submit a pilot credit?
    in Using the LEED Pilot Credit Library
    30 Alfred Servodidio
    Project Manager
    JMV Consulting Engineering
    Tue, Dec 16, 2014
    2014-12-16 10:06 United States
    Runoff/Gully Water
    in NC 2009 WEc1: Water Efficient Landscaping
    372 Tamary Alvarez
    Sustainability & Commissioning Specialist
    Commissioning Agents Inc.
    Tue, Dec 16, 2014
    2014-12-16 08:47 United States
    Supplementary mechanical ventilation in naturally ventilated
    in CI-2009 IEQp1: Minimum IAQ Performance
    134 Michael Smithing
    Director - Green Building Advisory
    Colliers International
    Mon, Dec 15, 2014
    2014-12-15 22:05 Sweden
    selecting the correct rating system in v.2009
    in What LEED rating system to use?
    9 K KRAFT
    Mon, Dec 15, 2014
    2014-12-15 17:32 United States
    "Single Site" requirement for a Master Site?
    in New LEED Guidance for Campuses and Multiple Buildings
    499 Richard Barlow
    Dir. of Sustainability
    MHAworks
    Mon, Dec 15, 2014
    2014-12-15 11:16 United States
    Custom furniture for LEED project
    in CI 2009 IEQc4.5: Low-Emitting Materials—Systems Furniture and Seating
    139 Roxanne Button AIA, MRAIC, LEED AP
    Architect & Sustainable Design Consultant
    Design Synergies Architecture P.C.
    Mon, Dec 15, 2014
    2014-12-15 08:30 United States
    Prefinished wood flooring: alternative to emissions testing?
    in NC 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    324 Susan Clark
    Technical Specialist
    NCC Teknik
    Mon, Dec 15, 2014
    2014-12-15 03:57 Sweden

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