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: ID credit for saltwater pool?
    in NC 2009 IDc1: Innovation in Design
    520 Kath Williams
    LEED Fellow 2011, Principal
    Kath Williams + Associates
    Tue, Jul 22, 2014
    Flow Fixture Data table
    in CI 2009 WEp1: Water Use Reduction—20% Reduction
    202 Jaclyn Noga
    Environmental Intern
    EHRA, LLC
    Tue, Jul 22, 2014
    RE: are mixed use projects allowed?
    in NC 2009 IEQc7.2: Thermal Comfort—Verification
    88 Nadia Ayala
    Architect / LEED AP BD+C
    KILTIK Consultoría
    Tue, Jul 22, 2014
    Should I include all services and all residential developments?
    in How to Document SSc2 with Map Data
    35 Jaclyn Noga
    Environmental Intern
    EHRA, LLC
    Tue, Jul 22, 2014
    RE: Is there an Innovation Opportunity?
    in NC 2009 SSc4.3: Alternative Transportation—Low-Emitting and Fuel-Efficient Vehicles
    335 Ellen Mitchell
    Sustainable Design Manager
    HKS, Inc.
    Tue, Jul 22, 2014
    RE: Lighting power for apartments
    in NC 2009 EAp2: Minimum Energy Performance
    2,248 Ritwik Kakati
    Dagher Engineering, PLLC
    Tue, Jul 22, 2014
    RE: Clinker
    in NC 2009 MRc4: Recycled Content
    420 Jon Clifford
    LEED-AP BD+C / Construction Specifier
    Tue, Jul 22, 2014
    RE: Pulverized gypsum as landfill cap?
    in NC 2009 MRc2: Construction Waste Management
    323 Craig Mahoney
    Waste Services Project Manager
    Guard Contracting Corporation
    Tue, Jul 22, 2014
    RE: EP - Measure 4
    in CI 2009 IEQc8.2: Daylight and Views—Views for Seated Spaces
    70 Dennis Park
    Perkins + Will
    Tue, Jul 22, 2014
    Library and Laboratory Weighting Factors
    in EBOM 2009 IEQc3.2: Green Cleaning—Custodial Effectiveness Assessment
    64 Kara Edmonson
    Tue, Jul 22, 2014
    RE: How to calculate effective operable area for top hung window
    in NC-2009 IEQp1: Minimum IAQ Performance
    741 Nadia Ayala
    Architect / LEED AP BD+C
    KILTIK Consultoría
    Tue, Jul 22, 2014
    RE: FSC High Pressure Laminates
    in NC 2009 MRc7: Certified Wood
    353 Nadia Ayala
    Architect / LEED AP BD+C
    KILTIK Consultoría
    Tue, Jul 22, 2014
    Greenguard certification?
    in NC 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    298 E H
    Sustainability Architect
    Tue, Jul 22, 2014
    Over-kill duct insulation
    in NC v2.2 EAc1: Optimize Energy Performance
    293 Steve Tucker
    Tue, Jul 22, 2014
    L-6 Project Sections/ Elevations
    in PIf4: Schedule and Overview Documents
    1 Jaclyn Noga
    Environmental Intern
    EHRA, LLC
    Tue, Jul 22, 2014
    Title Comments Most Recent Post
    RE: LEED for Retail
    in PIf1: Minimum Program Requirements
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Apr 29, 2014
    RE: IN Credit 2: LEED Accredited Professional
    in CI-v4: LEED Accredited Professional
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Apr 29, 2014
    RE: Feed-in Tariff Program Allowed?
    in CS 2009 EAc2: On-Site Renewable Energy
    47 Marcus Sheffer
    LEED Fellow
    7group
    Mon, Apr 28, 2014
    RE: Permanent monitoring system for thermal comfort
    in CI 2009 IEQc7.2: Thermal Comfort—Verification
    25 April Brown
    Projects Manager
    Institute for the Built Environment
    Fri, Apr 25, 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
    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
    Native Landscape with No Irrigation
    in Schools 2009 WEc1: Water Efficient Landscaping
    28 Nicole Ferrini
    via Greengrade LEED Management Software
    Wed, Apr 23, 2014
    Storage area for Group Certification
    in NC 2009 MRp1: Storage and Collection of Recyclables
    54 FABIO VIERO
    Head of Sustainability
    Manens-Tifs s.p.a.
    Tue, Apr 22, 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
    RE: Window Frames and Window Area
    in Schools 2009 IEQc8.1: Daylight and Views—Daylight
    123 Todd Reed
    Daylight Designer
    7group
    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: Entry Matt Cleaning Requirements
    in NC v2.2 EQc5: Indoor Chemical and Pollutant Source Control
    91 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Apr 23, 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
    RE: Process refrigerant conversion
    in EBOM 2009 EAp3: Fundamental Refrigerant Management
    63 Julia Weatherby
    Senior Mechanical Engineer
    Lindgren & Sharples, P.C.
    Fri, Apr 11, 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: Bike Racks and project boundary
    in Retail–NC-v2009: Alternative transportation
    7 Webly Bowles
    Associate Principal
    Green Building Services
    Fri, Apr 11, 2014
    Title Comments Most Recent Post
    performance period forum
    in Increased occupancy during performance period
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Apr 22, 2011
    performance period forum
    in Question about performance period and submitting the documentation
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Apr 22, 2011
    fuel cells and LEED
    in Fuel Cell question LEED points
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Apr 22, 2011
    Indoor Environment courses - by Scott Kriner
    Thu, Apr 21, 2011
    RE: Any one, please comment on
    in Can we submit a new credit at Clarification stage of Construction Review?
    5 bala srini
    Senior Project Manager
    Sustainability by Design
    Thu, Apr 21, 2011
    upgrading to LEED-EBOM 2009
    in Change the version of LEED - EB - O & M (V.2008 to v.2009)
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Apr 20, 2011
    LEED documentation samples
    in LEED Calculation examples
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Apr 20, 2011
    RE: LEED for Healthcare in Second Public Comment Period
    in LEED for Healthcare in Second Public Comment Period
    3 Susan Walter
    Sr Project Architect
    Wilmot/Sanz
    Fri, Apr 15, 2011
    LEED ND AND EBOM - by Gurpreet Misra
    Mon, Apr 4, 2011
    Review of Advanced Energy Modeling for LEED Technical Manual - by Shillpa Singh
    Tue, Apr 26, 2011
    performance period start date
    in Credits where Performance Period must include a specific day of the year?
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Mar 28, 2011
    Hong Kong project is Seeking Platinum+ Green Office and Laboratory buildings for US or international study tour - by Julian Bott
    Mon, Mar 28, 2011
    RE: time delay in fit out
    in project boundary and time delay during construction
    3 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Mar 25, 2011
    Supplemental Documents
    in Supplemental Documents
    1 David Eldridge
    Project Manager
    Grumman/Butkus Associates
    Tue, Mar 22, 2011
    RE: Commissioning process in a volume program
    in LEED Volume Certification Program Launched
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Mar 22, 2011
    registering after construction starts
    in Registration after starting Construction
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Mar 18, 2011
    Mechanical Schedules
    in LEED EBOM - PI FORM 4
    1 David Eldridge
    Project Manager
    Grumman/Butkus Associates
    Tue, Mar 15, 2011
    RE: which LEED system
    in utility bills for multi tenanted buildings
    3 David Eldridge
    Project Manager
    Grumman/Butkus Associates
    Tue, Mar 15, 2011
    RE: rating system selection forum
    in LEED CI - Minimal TI for a Large Space: Will This be Accepted?
    3 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Mar 9, 2011
    RE: I'm tired of Henry Gifford
    in LEED Story on NPR's All Things Considered
    13 Eric Johnson
    Principal Sustainability Project and Cost Manager
    Green Future Now
    Tue, Mar 8, 2011
    Title Votes Comments Most Recent Post
    WEc1 Option 1
    in NC 2009 WEc1: Water Efficient Landscaping
    95 339 Arzu Tugrul
    Dipl.-Ing.
    Tue, Feb 5, 2013
    RE: Denatured Alcohol used by Window Installers at Interior
    in NC 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    95 368 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Apr 5, 2013
    RE: 100 year flood for project outside US?
    in NC 2009 SSc1: Site Selection
    95 94 Jean Marais
    b.i.g. Bechtold DesignBuilder Expert
    Tue, Sep 28, 2010
    RE: Ventilation in a Fire Station Apparatus bay
    in NC 2009 IEQc2: Increased Ventilation
    95 79 Roger Chang
    Principal, Director of Sustainability
    Westlake Reed Leskosky
    Mon, Aug 2, 2010
    Synergy with EAcr6: Green Power and EAcr1: Optimize Energy
    in NC v2.2 EAc2: On-Site Renewable Energy
    95 43 Summer Gorder
    Owner
    ecoREAL
    Mon, Sep 13, 2010
    RE: MINIMUM IAQ AND FTE
    in NC-2009 IEQp1: Minimum IAQ Performance
    94 741 Hernando Miranda
    Owner
    Soltierra LLC
    Tue, Mar 12, 2013
    FTE's for a Convenience Store
    in Calculating FTEs
    94 181 THREE Consultoria
    THREE Consultoría Medioambiental
    Wed, May 23, 2012
    CxA contract
    in CI 2009 EAc2: Enhanced Commissioning
    94 44 Noriko Yasuhara
    CSR Design & Landscape Co., Ltd.
    Tue, Jan 8, 2013
    I took both tests
    in 10 Tips for Passing the LEED Green Associate Exam
    94 57 María Fernanda Aguirre
    Architect LEED AP BD + C - LEED AP ID + C
    Renato Miranda and Associates
    Wed, Jun 12, 2013
    Stamped dwgs vs req'd LEED documentation signatures
    in Required Signatories in LEED Online Forms
    94 66 Renee Shirey
    Thu, Jan 20, 2011
    RE: VOC content for thermalplastic insulation
    in NC 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    94 368 Dieter Ploeger
    Fri, Mar 8, 2013
    RE: LEED EBOM performance period for EA credits.
    in EBOM 2009 EAp1: Energy Efficiency Best Management Practices—Planning, Documentation and Opportunity Assessment
    94 96 Adam Meltzer
    LEED AP_Designer
    Shlemmer+Algaze+Associates
    Wed, Aug 18, 2010
    RE: non-project specific RECs
    in CI 2009 EAc4: Green Power
    94 95 Jacob Arlein
    Director of Energy Services
    Environmental Building Strategies
    Fri, Sep 10, 2010
    Anti-termite Treatment
    in NC 2009 IEQc3.1: Construction IAQ Management Plan—During Construction
    94 102 KC Rat
    ESG
    Fri, Sep 24, 2010
    How does this pilot credit link to the 'process loads' in EA1?
    in Pilot Credit 3: Medical and Process Equipment Efficiency
    94 24 Julian Bott
    Principal Design Consultant
    Cundall Hong Kong
    Tue, Sep 28, 2010
    RE: Historic Building Restoration
    in NC-2009 MRc1.1: Building Reuse—Maintain Existing Walls, Floors and Roof
    93 79 April Brown
    Projects Manager
    Institute for the Built Environment
    Sat, Nov 3, 2012
    Tree canopy
    in NC 2009 SSc7.1: Heat Island Effect—Nonroof
    93 214 Carolina Vergnano
    LEED AP
    Concremat
    Fri, Dec 21, 2012
    RE: Paint Colorants?
    in NC v2.2 EQc4.2: Low-Emitting Materials—Paints and Coatings
    93 88 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Sep 24, 2010
    Energy modeling Gross Surface / Net surface.
    in CS 2009 EAp2: Minimum Energy Performance
    93 796 Alessio Zampaglione
    Architects
    StudioAZA
    Mon, Apr 15, 2013
    RE: Can I change the project name?
    in LEED Reviews: LEED Online, Appeals, Design/Construction Submittals, and more
    93 541 Marcus Sheffer
    LEED Fellow
    7group
    Wed, Feb 27, 2013
    Title Comments Most Recent Post
    Performance Period Question for PV, SREC and credis added at end
    in EBOM 2009 EAc4: On-Site and Off-Site Renewable Energy
    90 Bahareh van Boekhold
    Energy and Sustainability Planner
    Delaware Division of Energy and Climate
    Thu, Mar 27, 2014
    Question about the Performance Period & newley added credits
    in PIf4: Schedule and Overview Documents
    1 Bahareh van Boekhold
    Energy and Sustainability Planner
    Delaware Division of Energy and Climate
    Thu, Mar 27, 2014
    Number of workstations for Hotel rooms
    in NC 2009 IEQc6.1: Controllability of Systems—Lighting
    279 Nena Elise
    Thu, Mar 27, 2014
    Car park in basement
    in CS 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    85 MM K
    Wed, Mar 26, 2014
    Convenience printers/copiers
    in CS 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    85 MM K
    Wed, Mar 26, 2014
    Not Regularly occupied
    in NC-v4: Enhanced indoor air quality strategies
    1 Phillip Cook
    WGE
    Wed, Mar 26, 2014
    Aerators on Kitchen Faucets
    in CI 2009 WEc1: Water Use Reduction
    86 Mary Ann Santos
    Tue, Mar 25, 2014
    Exemplary Performance Compliance
    in NC 2009 SSc4.4: Alternative Transportation—Parking Capacity
    282 Eddie Cuevas
    Tue, Mar 25, 2014
    LEED Project Boundary for Site Prepped by Previous Project
    in MPR3: Must use a reasonable site boundary
    189 Cassandra Coffin
    Tue, Mar 25, 2014
    CO2 in tenant spaces with visual alarm system
    in CS 2009 IEQc1: Outdoor Air Delivery Monitoring
    50 Jatuwat Varodompun
    Dr
    Green Building Soultion
    Mon, Mar 24, 2014
    LEED NC - Project Boundary
    in MPR3: Must use a reasonable site boundary
    189 sompoche sirichote
    Mon, Mar 24, 2014
    2 separate CI spaces, 1 project?
    in MPR2: Must be a complete, permanent building or space
    3 Charles Nepps
    Sat, Mar 22, 2014
    Natural System Instead of Public Sewer.
    in NC 2009 SSc6.1: Stormwater Design—Quantity Control
    202 JOSE RAMON TAGLE
    COMMISSIONING & LEED
    AKF MEXICO SRL DE CV
    Fri, Mar 21, 2014
    Credit Template Troubles
    in CI 2009 WEp1: Water Use Reduction—20% Reduction
    202 Glen LeComte
    Fri, Mar 21, 2014
    Green Cleaning products for norovirus?
    in EBOM 2009 IEQc3.1: Green Cleaning—High Performance Cleaning Program
    25 Lauren Sparandara
    Sustainability Manager
    Google
    Thu, Mar 20, 2014
    Calculating Hazardous Glass Area
    in Pilot Credit 55: Bird Collision Deterrence
    32 ray keane
    Principal
    Engineering 350 LLC
    Thu, Mar 20, 2014
    Purchased Energy Rate
    in New District Energy Guidance for LEED Released by USGBC
    56 May Xu
    Wed, Mar 19, 2014
    Precertification in LEED-CS v4
    in Start a New LEED Discussion Topic
    114 Nándor Kovács
    Wed, Mar 19, 2014
    AGMBC: Multiple Building and On-Campus Projects
    in MPR2: Must be a complete, permanent building or space
    3 Tam Kin Hung
    Wed, Mar 19, 2014
    Rubber Wall Base and Carpet Cushion outside US
    in NC 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    298 Juliane Muench
    Tue, Mar 18, 2014

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