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: Service Bay Entries
    in Pilot Credit 14: Walkable Streets
    77 Agnes Vorbrodt
    Principal
    VvS | Architects & Consultants
    Sun, Sep 21, 2014
    RE: Recycling Facility Letters of Certification
    in NC 2009 MRc2: Construction Waste Management
    332 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Sun, Sep 21, 2014
    RE: City Bikeshare Program
    in CI 2009 SSc3.2: Alternative Transportation—Bicycle Storage and Changing Rooms
    82 BKSK Architect
    BKSK Architects
    Sun, Sep 21, 2014
    Public use vs Building occupant use
    in CS 2009 SSc4.4: Alternative Transportation—Parking Capacity
    33 Dina Ammar
    Sat, Sep 20, 2014
    RE: NC 2009 or v4 Multifamily Midrise
    in LEED Rating System Selection Q&A
    610 Melissa Merryweather
    Director
    Green Consult-Asia
    Sat, Sep 20, 2014
    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: 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: 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
    Title Comments Most Recent Post
    RE: Service Bay Entries
    in Pilot Credit 14: Walkable Streets
    77 Agnes Vorbrodt
    Principal
    VvS | Architects & Consultants
    Sun, Sep 21, 2014
    RE: Recycling Facility Letters of Certification
    in NC 2009 MRc2: Construction Waste Management
    332 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Sun, Sep 21, 2014
    RE: City Bikeshare Program
    in CI 2009 SSc3.2: Alternative Transportation—Bicycle Storage and Changing Rooms
    82 BKSK Architect
    BKSK Architects
    Sun, Sep 21, 2014
    Public use vs Building occupant use
    in CS 2009 SSc4.4: Alternative Transportation—Parking Capacity
    33 Dina Ammar
    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: 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
    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
    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
    RE: Initial Questions about LEED O+M
    in PIf3: Occupant and Usage Data
    2 Gerrit-Jan Teunissen
    consultant
    TRAJECT
    Fri, Sep 19, 2014
    RE: How to count curtain walls?
    in CS 2009 MRc1: Building Reuse—Maintain Existing Walls, Floors and Roof
    20 Charles Nepps
    Fri, Sep 19, 2014
    NAUF & CARB Formaldehyde Compliant
    in NC 2009 IEQc4.4: Low-Emitting Materials—Composite Wood and Agrifiber Products
    176 Lilian Seow
    LEED Manager
    Vancouver, BC Canada
    Thu, Sep 18, 2014
    Emergency Exits
    in NC 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    267 David Hubka
    Director - Operations
    Transwestern Sustainability Services
    Thu, Sep 18, 2014
    RE: Local Jurisdiction Approval?
    in NC-2009 IEQp1: Minimum IAQ Performance
    771 Ivan Souza
    Sustainability Consultancy Services
    Cushman & Wakefield
    Thu, Sep 18, 2014
    hand-watering?
    in NC 2009 WEc1: Water Efficient Landscaping
    357 E H
    Sustainability Architect
    Thu, Sep 18, 2014
    Title Comments Most Recent Post
    RE: NC 2009 or v4 Multifamily Midrise
    in LEED Rating System Selection Q&A
    610 Melissa Merryweather
    Director
    Green Consult-Asia
    Sat, Sep 20, 2014
    changes in appealed credit
    in Review Appeal
    31 Emmanuel Pauwels
    Owner
    Green Living Projects s.l.
    Sat, Sep 20, 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
    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
    Switzerland - by LEEDUser Team
    Thu, Sep 18, 2014
    Liechtenstein - by LEEDUser Team
    Thu, Sep 18, 2014
    Luxembourg - by LEEDUser Team
    Thu, Sep 18, 2014
    Monaco - by LEEDUser Team
    Thu, Sep 18, 2014
    Netherlands - by LEEDUser Team
    Thu, Sep 18, 2014
    Portugal - by LEEDUser Team
    Thu, Sep 18, 2014
    San Marino - by LEEDUser Team
    Thu, Sep 18, 2014
    Serbia - by LEEDUser Team
    Thu, Sep 18, 2014
    Slovenia - by LEEDUser Team
    Thu, Sep 18, 2014
    Spain - by LEEDUser Team
    Thu, Sep 18, 2014
    Vatican City - by LEEDUser Team
    Thu, Sep 18, 2014
    U.S. and Canada - by LEEDUser Team
    Thu, Sep 18, 2014
    Canada - by LEEDUser Team
    Thu, Sep 18, 2014
    United States - by LEEDUser Team
    Thu, Sep 18, 2014
    Western Europe - by LEEDUser Team
    Thu, Sep 18, 2014
    Austria - by LEEDUser Team
    Thu, Sep 18, 2014
    Title Votes Comments Most Recent Post
    RE: Low VOC
    in CI 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    351 77 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Thu, Nov 12, 2009
    Outside of the US
    in CS 2009 EAc6: Green Power
    341 68 Pia Öhrling
    WSP
    Mon, Sep 21, 2009
    RE: Outside of the US
    in CS 2009 EAc6: Green Power
    341 68 Gunnar Hubbard, AIA, LEED Fellow
    Principal
    Thornton Tomasetti
    Fri, Sep 25, 2009
    RE: Process water for EP point
    in EBOM 2009 WEc2: Additional Indoor Plumbing Fixture and Fitting Efficiency
    339 51 Dan Ackerstein
    Principal
    Ackerstein Sustainability, LLC
    Wed, Dec 23, 2009
    Low VOC
    in CI 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    338 77 Rona Easton
    HOK
    Thu, Nov 12, 2009
    RE: What constitutes a "Master Plan"?
    in Schools 2009 SSc9: Site Master Plan
    332 21 Shannon Gray
    Consultant
    YRG sustainability
    Mon, Jan 4, 2010
    RE: Site Master Plan - Recalculations
    in Schools 2009 SSc9: Site Master Plan
    331 21 Shannon Gray
    Consultant
    YRG sustainability
    Mon, Dec 7, 2009
    Tenant spaces are simple, right?
    in CI 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    330 81 Richard McKay
    Mon, Feb 1, 2010
    RE: 7th ed. Massachusetts Building Code and ASHRAE 62.1-2004
    in NC 2009 IEQc2: Increased Ventilation
    328 81 Paul Girello
    Fri, Jan 22, 2010
    RE: Interior renovation within a single tenant building
    in CI 2009 SSc3.3: Alternative Transportation—Parking Availability
    328 122 Steve Loppnow
    Sustainability Manager
    YR&G
    Mon, Dec 7, 2009
    Master Plan:Open Space
    in Schools 2009 SSc9: Site Master Plan
    325 21 Erik Bergstrom
    Green Building Associate
    Wed, Dec 9, 2009
    RE: Question Regarding Requirements
    in Schools 2009 IEQc8.2: Daylight and Views—Views
    322 63 Joshua Radoff
    Principal, LEEDuser Primary Author
    YRG sustainability
    Wed, Sep 30, 2009
    RE: Retail space parking
    in CI 2009 SSc3.3: Alternative Transportation—Parking Availability
    321 122 Devon Bertram
    Sustainability Manager
    YR&G
    Mon, Dec 7, 2009
    Creating the Floor Plan to show direct access to views
    in Schools 2009 IEQc8.2: Daylight and Views—Views
    320 63 Kim Pomeranz
    Thu, Oct 8, 2009
    Interior renovation within a single tenant building
    in CI 2009 SSc3.3: Alternative Transportation—Parking Availability
    319 122 Peter Doo
    President
    Doo Consulting, LLC
    Tue, Nov 17, 2009
    Site Master Plan - Recalculations
    in Schools 2009 SSc9: Site Master Plan
    319 21 Erik Bergstrom
    Green Building Associate
    Mon, Dec 7, 2009
    RE: Creating the Floor Plan to show direct access to views
    in Schools 2009 IEQc8.2: Daylight and Views—Views
    319 63 Joshua Lloyd
    Phillip Markwood Architects
    Thu, Oct 8, 2009
    RE: Is this a typo?
    in CS 2009 MRc6: Certified Wood
    317 32 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Sep 29, 2009
    The Square Footage
    in CS 2009 SSc4.2: Alternative Transportation—Bicycle Storage and Changing Rooms
    316 86 Alejandro Alfaro
    Project Director Mexico
    PGAL
    Wed, Dec 9, 2009
    RE: Interior renovation within a single tenant building
    in CI 2009 SSc3.3: Alternative Transportation—Parking Availability
    316 122 Mara Baum
    Healthcare Sustainable Design Leader, LEED Fellow
    HOK
    Tue, Dec 8, 2009
    Title Comments Most Recent Post
    Public use vs Building occupant use
    in CS 2009 SSc4.4: Alternative Transportation—Parking Capacity
    33 Dina Ammar
    Sat, Sep 20, 2014
    changes in appealed credit
    in Review Appeal
    31 Emmanuel Pauwels
    Owner
    Green Living Projects s.l.
    Sat, Sep 20, 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
    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
    Flush out EQ
    in NC v2.2 EQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    141 George Maragiannis
    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
    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
    NAUF & CARB Formaldehyde Compliant
    in NC 2009 IEQc4.4: Low-Emitting Materials—Composite Wood and Agrifiber Products
    176 Lilian Seow
    LEED Manager
    Vancouver, BC Canada
    Thu, Sep 18, 2014
    Emergency Exits
    in NC 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    267 David Hubka
    Director - Operations
    Transwestern Sustainability Services
    Thu, Sep 18, 2014
    hand-watering?
    in NC 2009 WEc1: Water Efficient Landscaping
    357 E H
    Sustainability Architect
    Thu, Sep 18, 2014
    Labor Accomodation
    in NC 2009 WEc3: Water Use Reduction
    103 Neetika Parmar
    Thu, Sep 18, 2014
    Opt 2 metered water use with unoccupied building
    in EBOM-v4: Indoor water use reduction
    3 OSCAR DE LA RED
    LEED AP BD+C
    PROMEC
    Thu, Sep 18, 2014
    Diversity of 10 basic services
    in CS 2009 SSc2: Development Density and Community Connectivity
    36 Ali Soufan
    LEED Coordinator; Sr. Mech. Engineer
    BUTEC
    Thu, Sep 18, 2014
    ID Credit for Herbs Garden
    in NC 2009 IDc1: Innovation in Design
    525 MOHD HAFIZI MOHAMAD
    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
    Weighted Males/Females in FTE calc...
    in NC 2009 WEc3: Water Use Reduction
    103 Ben Pinnell
    Wed, Sep 17, 2014
    MPR #6
    in PIf1: Minimum Program Requirements
    2 Tracy Baker
    CTA Inc.
    Wed, Sep 17, 2014
    what is the exact definition of footprint
    in NC 2009 SSc5.2: Site Development—Maximize Open Space
    166 EBRU UNVER
    LEED AP BD+C
    Wed, Sep 17, 2014
    LEED male/female 50/50 gender ratio
    in NC 2009 WEp1: Water Use Reduction—20% Reduction
    598 Razan Nejem
    Environmental Engineer, LEED AP BD+C
    Wed, Sep 17, 2014

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