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
    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
    PU foam
    in NC 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    374 Emmanuel Pauwels
    Owner
    Green Living Projects s.l.
    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 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    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
    Title Comments Most Recent Post
    RE: What are requirements for street lighting?
    in ND-v2009: Light pollution reduction
    3 Meghan Bogaerts
    Manager, Neighborhood Development
    U.S. Green Building Council
    Fri, Nov 8, 2013
    RE: PVC free wallcoverings and shower curtains
    in EBOM-v4: Facility maintenance and renovations policy
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Oct 18, 2013
    RE: Baseline equal to zero
    in ND-v2009: Minimum building water efficiency
    4 Eliot Allen
    AICP, LEED AP-ND, CNU-A
    Principal, Criterion Planners LEED Faculty, LP TAG
    Thu, Oct 10, 2013
    RE: Donation of Land
    in ND-v2009: Restoration of habitat or wetlands and water bodies
    3 Eliot Allen
    AICP, LEED AP-ND, CNU-A
    Principal, Criterion Planners LEED Faculty, LP TAG
    Thu, Oct 10, 2013
    RE: documentation issue
    in Pilot Credit 56: Renewable Energy – Distributed Generation
    14 Noriko Yasuhara
    CSR Design & Landscape Co., Ltd.
    Thu, Oct 10, 2013
    RE: District heating/cooling and On-site renewables
    in ND-v2009: District heating and cooling
    5 Colin Day
    Sustainable Building Associate, LEED GA
    The Institute for the Built Environment
    Mon, Sep 30, 2013
    RE: Public space locations
    in ND-v2009: Access to civic and public space
    2 Eliot Allen
    AICP, LEED AP-ND, CNU-A
    Principal, Criterion Planners LEED Faculty, LP TAG
    Fri, Sep 27, 2013
    RE: Is PC1 still alive?
    in Pilot Credit 1: Life-Cycle Assessment (LCA) of Building Assemblies and Materials
    44 Frances Yang
    Wed, Sep 25, 2013
    RE: BMP Criteria.
    in NC v2.2 SSc6.2: Stormwater Design—Quality Control
    22 Matthew Macko
    Principal
    Environmental Building Strategies
    Fri, Sep 20, 2013
    RE: Can I contribute cork to multiple credits (MRc4 and MRc6)?
    in Schools 2009 MRc6: Rapidly Renewable Materials
    7 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Sep 18, 2013
    Remediating to "residential (unrestricted) use"
    in Healthcare-v2009: Environmental site assessment
    6 Kathy Wislocky
    Project Manager
    Isgenuity LLC
    Thu, Sep 12, 2013
    RE: Construction EQ Management Plan
    in Healthcare-v2009: Construction IAQ management plan - during construction
    7 Bruce Maine
    Sustainable Design Specifier
    Retired
    Tue, Sep 10, 2013
    RE: Simpson Diversity Index score
    in ND-v2009: Mixed-income diverse communities
    2 Eliot Allen
    AICP, LEED AP-ND, CNU-A
    Principal, Criterion Planners LEED Faculty, LP TAG
    Wed, Sep 4, 2013
    RE: Project Threshholds
    in Pilot Credit 15: Parking Reduction
    8 Devani PERERA
    Green Building Consultant
    ELAN
    Mon, Sep 2, 2013
    RE: outpatient exam rooms and consult rooms
    in Healthcare-v2009: Controllability of systems - lighting
    7 Kathy Wislocky
    Project Manager
    Isgenuity LLC
    Thu, Aug 29, 2013
    RE: Compliance documents upload
    in ND-v2009: Recycled content in infrastructure
    13 Eliot Allen
    AICP, LEED AP-ND, CNU-A
    Principal, Criterion Planners LEED Faculty, LP TAG
    Thu, Aug 29, 2013
    RE: SEED evaluator tool
    in ND-v2009: Community outreach and involvement
    2 Eliot Allen
    AICP, LEED AP-ND, CNU-A
    Principal, Criterion Planners LEED Faculty, LP TAG
    Mon, Aug 26, 2013
    RE: All Interior finishes qualify based on IEQ 4.1-4.4, still pursue
    in Pilot Credit 21: Low-Emitting Interiors
    45 Michael Lingerfelt
    Fri, Aug 23, 2013
    RE: Housing Densities and FAR
    in ND-v2009: Compact development
    3 Colin Day
    Sustainable Building Associate, LEED GA
    The Institute for the Built Environment
    Wed, Aug 21, 2013
    RE: Counting Entrances for Transit Served Locations
    in ND-v2009: Smart location
    7 Eliot Allen
    AICP, LEED AP-ND, CNU-A
    Principal, Criterion Planners LEED Faculty, LP TAG
    Wed, Aug 21, 2013
    Title Comments Most Recent Post
    Great subject. I would add to
    in Smoking in LEED Buildings
    2 Jean Marais
    b.i.g. Bechtold DesignBuilder Expert
    Sun, Feb 14, 2010
    Speaker suggestions for "Growing the Green Casino" - by brett basara
    Sun, Feb 14, 2010
    RE: can you say more?
    in Supplier Participation In Open House (LEED For Homes)
    2 Byron Woodworth
    Sun, Feb 14, 2010
    similar to zero-lot-line situation
    in Question: Construction Activity Pollution Plan - SS Pr.1
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Sun, Feb 14, 2010
    Commercial Interiors
    in SSc1- Option 2, Path 5
    2 Sarah Brede
    Sun, Feb 14, 2010
    New technology not eligible for ID point
    in BIM(Building Information Modeling)can be used for pursue ID credit?
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Sun, Feb 14, 2010
    VOC Budget Method saved the day!
    in Top-10 LEED Snafus.... And Tips to Avoid Them
    2 Andrea Anderson
    Architectural Designer
    Sun, Feb 14, 2010
    RE: How are fees determined?
    in LEED registration and certification fees
    4 Ben Stanley
    Sustainability Manager
    YRG sustainability
    Fri, Jan 29, 2010
    RE: Thank you very much. Your
    in Required Signatory
    3 Shannon Gray
    Consultant
    YRG sustainability
    Sun, Feb 14, 2010
    Seems like one rack is okay
    in CI SS C3.2- Bicycle Storage and Changing Rooms
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Sun, Feb 14, 2010
    As a CIR?
    in Can LEED NC 2009 credits be applied to Schools 2009 certification and vice versa?
    1 Joshua Radoff
    Principal, LEEDuser Primary Author
    YRG sustainability
    Sun, Feb 14, 2010
    NC2.2 EQc6.1 & EQc6.2 - Do the shared multi-occupant spaces need
    in NC2.2 EQc6.1 & EQc6.2 - Do the shared multi-occupant spaces need to match between credits?
    1 Shannon Gray
    Consultant
    YRG sustainability
    Sun, Feb 14, 2010
    LEED NC2.2 SSc4.3 & AGMBC
    in LEED NC2.2 SSc4.3 & AGMBC
    1 Steve Loppnow
    Sustainability Manager
    YR&G
    Sun, Feb 14, 2010
    Thread in IEQc3.2
    in Flush Out & Off Gassing
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Jan 5, 2010
    RE: re: BIRC
    in EBOM 2009 IEQc3.6 IPM - Are the "least toxic" products listed by the BIRC LEED compliant?
    2 Drew Johnson
    LEED AP O+M
    Mon, Dec 28, 2009
    LEED CS - Version 2.0
    in LEED CS - Version 2.0
    1 Shannon Gray
    Consultant
    YRG sustainability
    Wed, Dec 2, 2009
    SSc8 is really 3 credits?
    in If you could invent a new credit, what would it be?
    1 LEEDuser Live from Greenbuild
    Wed, Nov 11, 2009
    Title Votes Comments Most Recent Post
    RE: E1 E0 wood
    in CI 2009 IEQc4.4: Low-Emitting Materials—Composite Wood and Agrifiber Products
    81 45 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Jul 23, 2010
    Cooling Towers vs Irrigation
    in EBOM 2009 WEc4: Cooling Tower Water Management
    81 61 Jordan Friedberg
    Mon, May 10, 2010
    RE: Off-site sorting and land clearing debris
    in CS 2009 MRc2: Construction Waste Management
    81 62 mark peternell
    Wed, Sep 29, 2010
    sample letter to subcontractors notifying them of LEED reqmts
    in NC v2.2 MRc4: Recycled Content
    81 148 kelly saunders
    project engineer
    57 builders ltd
    Tue, Sep 25, 2012
    RE: Alternative standards
    in Schools SSp2: Environmental Site Assessment
    81 52 Larry Sims
    Principal
    Studio4, LLC
    Thu, Sep 16, 2010
    Timeline for Site Assessment
    in Schools SSp2: Environmental Site Assessment
    81 52 Brian Moran
    Wed, Feb 16, 2011
    RE: Owned land for 150+ years
    in Schools SSp2: Environmental Site Assessment
    81 52 Larry Sims
    Principal
    Studio4, LLC
    Thu, May 10, 2012
    RE: Using the DOE CBECS Table
    in NC v2.2 EAc2: On-Site Renewable Energy
    81 43 Marcus Sheffer
    LEED Fellow
    7group
    Thu, Sep 16, 2010
    RE: Performance Period - end dates
    in LEED-EBOM: Eight Steps to Success
    81 31 Denise Thompson
    King County
    Tue, Jul 13, 2010
    RE: A call to hit the 'pause' button on LEEDV4..formerly 2012 ;-)
    in LEED 2012 - 4th Public Comment and Ballot Forum
    81 191 Barry Giles
    Founder & CEO, USGBC LEED Faculty, LEED AP O+M
    BuildingWise LLC
    Tue, May 29, 2012
    RE: What should USGBC do with the extra time to ensure success?
    in LEED 2012 Postponed to 2013, Renamed LEED v4
    81 28 Jean Marais
    b.i.g. Bechtold DesignBuilder Expert
    Tue, Jun 5, 2012
    too much light?
    in NC 2009 IEQc8.1: Daylight and Views—Daylight
    80 621 kate dixon
    Sat, Feb 16, 2013
    RE: Mechanical, electrical and plumbing components
    in NC 2009 MRc5: Regional Materials
    80 254 Nadav Malin
    USGBC LEED Faculty, President
    BuildingGreen, Inc.
    Thu, Sep 9, 2010
    HERS Rater
    in NC 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    80 264 David Herrera
    Architect
    Maiz Transforma
    Mon, Sep 13, 2010
    RE: Sample Form Problem
    in CS 2009 EAc4: Enhanced Refrigerant Management
    80 42 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Nov 21, 2011
    RE: Pricing - Toolkit
    in EBOM 2009 EAc4: On-Site and Off-Site Renewable Energy
    80 91 Lana Carmichael
    Director of Business Development- Green Building Team Leader
    Renewable Choice Energy
    Fri, Sep 17, 2010
    RE: Does hotel type building can achieve this credit?
    in NC 2009 IEQc7.2: Thermal Comfort—Verification
    80 95 Allison Beer McKenzie
    Architect, Director of Sustainability
    SHP Leading Design
    Fri, Oct 8, 2010
    Peak Transients
    in NC 2009 SSc4.2: Alternative Transportation—Bicycle Storage and Changing Rooms
    80 239 Marian Keeler
    Senior Associate
    Thornton Tomasetti / Sustainability
    Wed, Jan 27, 2010
    RE: LEED Offline Calculator Space Type Definitions/EUI's
    in EBOM 2009 EAc1: Optimize Energy Efficiency Performance
    80 117 Alexa Stone
    ecoPreserve: Building Sustainability
    Thu, Sep 15, 2011
    RE: August 2011 Addenda
    in A Guide to the Key LEED BD&C v2009 Addenda - NC, CS, Schools
    80 51 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Sep 12, 2011
    Title Comments Most Recent Post
    LEED for Multi-Family Homes Bicycle Security
    in Pilot Credit 13: Bicycle Network, Storage, and Changing Rooms
    35 Nicole Koedyker
    Sat, Apr 6, 2013
    waterless urinals
    in Pilot Credit 10: Sustainable Wastewater Management
    54 Emmanuel Pauwels
    Owner
    Green Living Projects s.l.
    Thu, Apr 4, 2013
    Trace Modeling for Carrier Infinity-V speed heat pumps ??
    in NC 2009 EAc1: Optimize Energy Performance
    1,070 Robert Sutton
    P.E., C.E.M, President/Owner
    Sutton Engineered Systems, Inc.
    Thu, Apr 4, 2013
    Documents/ details needed for alternative compliance path
    in NC 2009 EAp3: Fundamental Refrigerant Management
    53 Mark Meaders
    Sustainable Design Project Manager
    HDR Architecture, Inc.
    Thu, Apr 4, 2013
    The new communications protocol will be MUCH smoother
    in GBCI Invites Direct Inquiries—But Do Your Homework First
    19 Marian Keeler
    Senior Associate
    Thornton Tomasetti / Sustainability
    Wed, Apr 3, 2013
    LEED Retail-CI Restaurant Furniture
    in CI 2009 IEQc4.5: Low-Emitting Materials—Systems Furniture and Seating
    129 Linda Davisson
    Senior Consultant
    Sustainable Design Consulting
    Wed, Apr 3, 2013
    Pilot House - Credit 67 Approach
    in Pilot Credit 67: Pilot Alternative Compliance Path—EA Prerequisite 2
    9 Ryan Pitera
    Energy Consultant
    van Zelm, Heywood & Shadford
    Tue, Apr 2, 2013
    update to LI #10250
    in New Rules for Formaldehyde in IEQc4.4
    7 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Apr 2, 2013
    Urinal pre-wash and fuzzy control
    in NC 2009 WEp1: Water Use Reduction—20% Reduction
    590 Noriko Yasuhara
    CSR Design & Landscape Co., Ltd.
    Tue, Apr 2, 2013
    MRc3
    in Sixth Comment Period for LEED v4 Won't Delay Member Ballot
    35 Pamela Lippe
    President
    e4, inc.
    Sun, Mar 31, 2013
    MRc4
    in Sixth Comment Period for LEED v4 Won't Delay Member Ballot
    35 Pamela Lippe
    President
    e4, inc.
    Sun, Mar 31, 2013
    MRc2
    in Sixth Comment Period for LEED v4 Won't Delay Member Ballot
    35 Pamela Lippe
    President
    e4, inc.
    Sun, Mar 31, 2013
    LEED v2 and Mozilla
    in Living with LEED Online - quirks, bugs and hiccups
    136 Melissa Wrolstad
    Senior Project Manager
    CodeGreen Solutions
    Fri, Mar 29, 2013
    Radical Simplification
    in Sixth Comment Period for LEED v4 Won't Delay Member Ballot
    35 Melissa Wrolstad
    Senior Project Manager
    CodeGreen Solutions
    Thu, Mar 28, 2013
    Radical Simplification
    in LEED v4 Public Comment Forum - LEED Takes a New Direction
    97 Melissa Wrolstad
    Senior Project Manager
    CodeGreen Solutions
    Thu, Mar 28, 2013
    Controller efficiency factor (CE)
    in NC 2009 WEc1: Water Efficient Landscaping
    353 Pedro Ribeiro
    Director of Sustainability
    Edifícios Saudáveis Consultores
    Wed, Mar 27, 2013
    ENERGY MODELING
    in CS 2009 EAp2: Minimum Energy Performance
    817 RICARDO GUEMEZ DIAZ
    ENG
    IACSA
    Mon, Mar 25, 2013
    Residential Applications
    in NC 2009 IEQc6.1: Controllability of Systems—Lighting
    283 Lauren Sparandara
    Sustainability Manager
    Google
    Fri, Mar 22, 2013
    Apportioning Rainwater between WEc1, WEc2 and WEc3
    in NC 2009 WEc3: Water Use Reduction
    99 Lewis Hewton
    Cundall
    Fri, Mar 22, 2013
    Dual Flow faucet
    in NC 2009 WEc3: Water Use Reduction
    99 Mariela Garate Clarke
    Architect
    Green Building Council Chile
    Wed, Mar 20, 2013

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