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
    changes in appealed credit
    in Review Appeal
    31 Emmanuel Pauwels
    Owner
    Green Living Projects s.l.
    Sat, Sep 20, 2014
    RE: Concrete forming and temporary material - recycled content
    in NC 2009 MRc4: Recycled Content
    462 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Fri, Sep 19, 2014
    RE: Recycling Facility Letters of Certification
    in NC 2009 MRc2: Construction Waste Management
    331 John Covello
    LEED AP BD+C, EBOM, LEED and Sustainability Manager
    Development Management Group
    Fri, Sep 19, 2014
    RE: DES Option 2 - Clarification
    in NC 2009 EAc1: Optimize Energy Performance
    1,086 Marcus Sheffer
    LEED Fellow
    7group
    Fri, Sep 19, 2014
    RE: Pre-existing Campus PV Array - Does commissioning apply?
    in NC 2009 EAc2: On-Site Renewable Energy
    200 Heather DeGrella
    Sustainability Coordinator
    Opsis Architecture
    Fri, Sep 19, 2014
    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
    RE: NC 2009 or v4 Multifamily Midrise
    in LEED Rating System Selection Q&A
    609 Alejandro Rivera Rivera
    Sustainability Coordinator
    Studio Domus
    Fri, Sep 19, 2014
    RE: LEED Canada 2009 Letter Templates (LLT)
    in LEED Canada Forum
    41 John-David Hutchison, LEED AP BD+C, PMP
    Sustainability Consultant
    CSV Architects
    Fri, Sep 19, 2014
    What is the Air Vapor Barrier?? Roofing Membrane still exempt?
    in NC 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    387 Michele Helou
    Principal
    Sage Design & Consulting
    Fri, Sep 19, 2014
    RE: kitchen hoods
    in NC 2009 EAp2: Minimum Energy Performance
    2,378 HOUCINE TLEMSANI
    Mechanical Designer
    MEP Engineering Solutions, Inc
    Fri, Sep 19, 2014
    Occupancy for indoor/outdoor building types
    in PIf3: Occupant and Usage Data
    188 Keelan Kaiser
    Architect and Educator
    Serena Sturm Architects and Judson University
    Fri, Sep 19, 2014
    RE: Appeal Process
    in LEED Reviews: LEED Online, Appeals, Design/Construction Submittals, and more
    577 Barry Giles
    Founder & CEO, USGBC LEED Faculty, LEED AP O+M
    BuildingWise LLC
    Fri, Sep 19, 2014
    case 1 option 2 - "critical values"
    in NC 2009 SSc6.1: Stormwater Design—Quantity Control
    213 Michael Johnson
    Architect
    Chenevert Architects
    Fri, Sep 19, 2014
    Pilot Credit 80 success
    in NC-2009: Environmentally preferable interior finishes and furnishings
    16 Abigail Parr
    Fri, Sep 19, 2014
    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
    Title Comments Most Recent Post
    RE: Corrective Action Plan Cutoff
    in NC v2.2 EQc7.2: Thermal Comfort—Verification
    19 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Nov 4, 2013
    RE: CO2 monitoring densely occupied spaces, exemption rooms <150 sf
    in CS v4: Enhanced indoor air quality strategies
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Nov 4, 2013
    RE: EXTRACTION DUCTS AND FANS
    in CS 2009 IEQc3: Construction IAQ Management Plan—During Construction
    26 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Nov 4, 2013
    RE: Irrigation Credit
    in Homes-v2008: Landscaping
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Nov 4, 2013
    RE: Wet mineral wool on spandrel
    in CI 2009 IEQc3.1: Construction IAQ Management Plan—During Construction
    18 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Apr 23, 2014
    RE: Basic learning...
    in Pilot Credit 17: Cooling Tower Water Use
    26 Kath Williams
    LEED Fellow 2011, Principal
    Kath Williams + Associates
    Thu, Oct 31, 2013
    RE: Purchase of Used Furniture
    in EBOM-2009: Sustainable purchasing - furniture
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Oct 30, 2013
    VRP Compliance Calculator Error
    in Healthcare-v2009: Minimum indoor air quality performance
    9 Kevin Chow
    Mechanical Engineer
    Thu, Oct 24, 2013
    RE: Btu / sf / year ? Non default MEI.
    in NC v2.2 EAc2: On-Site Renewable Energy
    43 Karen Chan
    Architect
    HMC Architects
    Wed, Oct 23, 2013
    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
    Title Comments Most Recent Post
    RE: IDc1
    in Unit Mock-up
    2 Melanie Joseph
    Designer & LEED Coordinator
    GLMV Architecture
    Fri, Jan 7, 2011
    post within comment thread
    in Previously Developed Sites
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Thu, Jan 6, 2011
    registering the project
    in LEED AP
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Thu, Jan 6, 2011
    post to EAp2
    in Servers Now Included for Equipment and Appliances
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Jan 5, 2011
    Re: Design Phase Submission allowed after Construction
    in Design Phase Submission allowed after Construction?
    1 David Posada
    Sustainability Manager, SS TAG member
    GBD Architects
    Tue, Jan 4, 2011
    RE: We always have requests like
    in LEED Certification Plan
    3 Husam Haron
    Principal, LEED AP BD+C, GBIF, PQP PBRS
    Creative Environments, Kuala Lumpur, MALAYSIA
    Sun, Jan 2, 2011
    Elaras Question - LEED Certification for High-Rise Multi-family
    in LEED Certification for High-Rise Multi-family Residential Building
    8 Dan Ackerstein
    Principal
    Ackerstein Sustainability, LLC
    Tue, Dec 28, 2010
    Recycled Definition
    in MR CR4 Recycled Content
    1 Michael Wolfe
    Mon, Dec 27, 2010
    LEED for Healthcare Open for Registration - by Tristan Roberts
    Mon, Dec 20, 2010
    Re: Project Summary Information
    in Project Summary Information
    1 David Posada
    Sustainability Manager, SS TAG member
    GBD Architects
    Mon, Dec 20, 2010
    RE: LEED for hotels
    in Hotels - Must We Use New Retail Program?
    2 Cara Mae Cirignano
    Specialist, LEED Resource Development
    US Green Building Council
    Fri, Dec 17, 2010
    post under IEQc4.2
    in Paint VOC limits
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Dec 14, 2010
    RE: BUilding area to site area ratio
    in EB-OM PIf2- Project Summary Details
    6 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Dec 8, 2010
    Proposed changes to the LEED AP credit
    in What's behind the proposed changes to the LEED AP credit for LEED 2012?
    1 James Green
    VP Engineering
    HInes
    Wed, Dec 8, 2010
    MEP components
    in Include plumbing components to recycled content
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Dec 8, 2010
    RE: Does anyone have any thoughts
    in BREEAM as an alternative green building system?
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Dec 7, 2010
    RE: Same here. Its been about 15
    in Pilot Credit Survey completion e-mail
    3 Batya Metalitz
    Manager, LEED Technical Development
    USGBC
    Wed, Dec 1, 2010
    Treatment of District or Campus Thermal Energy
    in DOes any one know if the USGBC produced the Addenda for LEED 2009 Districit Energy guidance?
    1 Scott DeGaro
    Sustainability Administrator
    Barge Waggoner Sumner & Cannon, Inc.
    Tue, Nov 30, 2010
    Thank you
    in Want to share LEED documentation tools or documents?
    1 Terry Squyres
    Principal
    GWWO Inc./Architects
    Wed, Nov 24, 2010
    Ergonomic Design
    in Ergonomic Design for an Innovation Point
    1 Simon S.
    SL+A International, Taipei
    Thu, Nov 18, 2010
    Title Votes Comments Most Recent Post
    RE: Solid Surface Materials; Quartz, Corian, etc. claiming Regional
    in NC 2009 MRc5: Regional Materials
    83 254 Jennifer Preston
    Thu, Sep 16, 2010
    SPECIAL CIRCUMSTANCES?
    in Living with LEED Online - quirks, bugs and hiccups
    83 136 Jean Marais
    b.i.g. Bechtold DesignBuilder Expert
    Tue, Sep 28, 2010
    RE: leakage rate
    in CS 2009 EAc4: Enhanced Refrigerant Management
    83 42 Daniel LeBlanc
    Senior Sustainability Manager
    YR&G
    Thu, Jun 2, 2011
    RE: Sample Form Problem
    in CS 2009 EAc4: Enhanced Refrigerant Management
    83 42 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Nov 21, 2011
    RE: Is it worth it? Maybe.
    in NC 2009 MRc7: Certified Wood
    83 388 Nadav Malin
    USGBC LEED Faculty, President
    BuildingGreen, Inc.
    Thu, Oct 15, 2009
    RE: What is the correct way to find the width of the street?
    in Pilot Credit 14: Walkable Streets
    83 76 Chris Marshall
    Manager, LEED Technical Development
    U.S. Green Building Council
    Thu, Apr 7, 2011
    Project Registration Fee - Non-member or USGBC Member
    in Understanding the Cost of LEED-NC Project Certification
    83 72 Kendal Neitzke
    LEED Administrator, LEED AP O&M, Assoc. AIA
    MSI General Corporation
    Wed, Oct 19, 2011
    RE: leed pilot credits - we need your help!
    in Pilot Credit 10: Sustainable Wastewater Management
    83 54 deborah lucking
    associate
    fentress architects
    Thu, Oct 21, 2010
    RE: Submit a review
    in Registering Projects
    83 17 Yuan Yuan
    Bureau Veritas
    Wed, Oct 27, 2010
    RE: Outside of the US
    in CS 2009 EAc6: Green Power
    83 68 Billy Ng
    Mon, Aug 30, 2010
    Cooling Towers vs Irrigation
    in EBOM 2009 WEc4: Cooling Tower Water Management
    83 61 Jordan Friedberg
    Mon, May 10, 2010
    RE: non-Cooling tower thinking
    in EBOM 2009 WEc4: Cooling Tower Water Management
    83 61 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Feb 7, 2011
    RE: light pollution reduction for ' interiors of a resort building'
    in EBOM 2009 SSc8: Light Pollution Reduction
    83 103 ZEB Tech singapore
    ESD Consultancy
    ZEB-Technology Pte Ltd
    Fri, Aug 13, 2010
    RE: GFA Defination
    in LEED Minimum Program Requirements
    83 440 Donald R. Able
    Director of Sustainability
    BSA LifeStructures
    Wed, Feb 15, 2012
    RE: Permanently installed metal casework from Division 12
    in NC v2.2 MRc4: Recycled Content
    83 148 Nadav Malin
    USGBC LEED Faculty, President
    BuildingGreen, Inc.
    Tue, Jul 31, 2012
    RE: Precast concrete for LEED
    in NC v2.2 MRc4: Recycled Content
    83 148 Courtney Royal, LEED AP BD+C
    Sr. Sustainability Consultant
    Taitem Engineering
    Thu, Mar 28, 2013
    RE: EAc2.1 and EAc2.2 performance periods and compliance
    in EBOM 2009 EAc2.2: Existing Building Commissioning—Implementation
    83 32 Pierce Holstrom
    Director of Engineering
    Environmental Building Strategies
    Tue, Sep 28, 2010
    RE: LEED NC v2 - WEc1.1-1.2
    in NC v2.2 WEc1.1–1.2: Water Efficient Landscaping
    83 81 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Sat, Nov 19, 2011
    Wheatboard Manufacturers on the East Coast
    in NC v2.2 MRc6: Rapidly Renewable Materials
    83 25 Linda Davisson
    Senior Consultant
    Sustainable Design Consulting
    Wed, May 26, 2010
    Where is the O+M 4th public comment draft?
    in LEED 2012 - 4th Public Comment and Ballot Forum
    83 191 Chris Miller
    Chief Mechanical Engineer
    Design Alaska
    Mon, Jun 11, 2012
    Title Comments Most Recent Post
    LEED v4 Homes
    in LEED v4 Public Comment Forum - LEED Takes a New Direction
    98 Alicia Silva
    CEO
    Revitaliza consultores
    Mon, Jun 17, 2013
    Shuttle takes 10min or less to get to the first bus stop
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    202 Marcio Alberto Casado Pereira
    Thu, Jun 13, 2013
    First in Africa ?
    in First-in-Country Projects to Get Free LEED Certification
    5 Mike Barker
    Principal : Energy / Electrical Engineer
    BuildingPhysics South Africa
    Wed, Jun 12, 2013
    Moveable Walls for Views Calculations?
    in NC 2009 IEQc8.2: Daylight and Views—Views
    359 Curtis Dorosh
    Light House
    Wed, Jun 12, 2013
    Missed it by a year!
    in First-in-Country Projects to Get Free LEED Certification
    5 Alejandro Rivera Rivera
    Sustainability Coordinator
    Studio Domus
    Wed, Jun 12, 2013
    Construction Documents
    in Construction Documents
    4 Jeannine Cone
    Tue, Jun 11, 2013
    Campus projects with different rating system
    in International Projects - alternative compliance path
    154 Lolita Wu
    Fri, Jun 7, 2013
    Cool Initiative
    in First-in-Country Projects to Get Free LEED Certification
    5 Kathryn West
    LEED AP BD+C, O+M, Green Globes Professional, Guiding Principles Compliance Professional
    Energy Ace
    Wed, Jun 5, 2013
    LEED for Healthcare - EAc7 -
    in Pilot Credit 66: Community Contaminant Prevention—Airborne Releases
    9 Catherine Blakemore
    Architect, LEED AP BC+D
    HOLT Architects
    Wed, Jun 5, 2013
    Option 1
    in Healthcare-v2009: Furniture and medical furnishings
    22 Catherine Blakemore
    Architect, LEED AP BC+D
    HOLT Architects
    Tue, Jun 4, 2013
    Connection of sidewalks
    in Pilot Credit 14: Walkable Streets
    76 Karyn Rodrigues
    Architect consultant, LEED AP-ND, BD+C
    Tue, Jun 4, 2013
    Programs for ASHRAE 55
    in NC v2.2 EQc7.1: Thermal Comfort—Design
    26 Patrick MacPherson
    Project Consultant
    Sustainable Design Consulting
    Tue, Jun 4, 2013
    Section 1.4: Mechanical System Design Criteria
    in CI 2009 EAc1.3: Optimize Energy Performance—HVAC
    321 Nick Chiarelli
    Mon, Jun 3, 2013
    Planned Transfer Center
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    202 Josh Mauldin
    ASA Architects
    Mon, Jun 3, 2013
    Projects outside the U.S.
    in EBOM 2009 EAp2: Minimum Energy Efficiency Performance
    457 Stefanie Hoffmann
    HAAGA HELIA OY Ab
    Mon, Jun 3, 2013
    Energy Model using ECB Method with Existing AHU
    in CI 2009 EAp2: Minimum Energy Performance
    458 Mark Stromberg
    Thu, May 30, 2013
    LEED Heatlhcare - FTE Calculation
    in PIf3: Occupant and Usage Data
    188 Craig Pryde
    Principal
    ppk architects
    Wed, May 29, 2013
    Pilot credit 10
    in Pilot Credit 10: Sustainable Wastewater Management
    54 Alicia Silva
    CEO
    Revitaliza consultores
    Wed, May 29, 2013
    Credit language
    in Pilot Credit 14: Walkable Streets
    76 Michael Beattie
    LEED Administrator
    NBF Architects
    Tue, May 28, 2013
    infill site
    in ND-v2009: Restoration of habitat or wetlands and water bodies
    3 Cardy V
    Fri, May 24, 2013

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