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: Rainwater used for irrigation
    in CS-2009 SSc6.2: Stormwater Design—Quality Control
    21 Agata Mozer
    GO4IT SP Z OO SP K
    Wed, Apr 16, 2014
    RE: Rainwater re-use
    in EBOM 2009 SSc6: Stormwater Quantity Control
    58 Michael DeVuono
    Senior Staff Designer
    T&M Associates
    Wed, Apr 16, 2014
    RE: LEED Baundary Campus - parking lot
    in MPR3: Must use a reasonable site boundary
    170 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    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 16, 2014
    RE: LEED ND _Exam
    in Experience Requirement Loosened for LEED v4 AP Exam
    5 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Apr 16, 2014
    CO2-eq emissions reduction
    in NC 2009 EAp2: Minimum Energy Performance
    2,099 Omar ElRawy
    Wed, Apr 16, 2014
    RE: Polluted well water use
    in EBOM 2009 WEp1: Minimum Indoor Plumbing Fixture and Fitting Efficiency
    250 Magda Aghababyan
    CEO
    Co-Energi (Pvt) Ltd.
    Wed, Apr 16, 2014
    RE: furnitures installed before the flush out
    in NC 2009 IEQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    212 Amra Ivojevic
    BSc
    ATP sustain
    Wed, Apr 16, 2014
    Walking path through another building
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    166 Heather DeGrella
    Sustainability Coordinator
    Opsis Architecture
    Tue, Apr 15, 2014
    RE: VOC testing method
    in NC 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    354 Jonathan Clifford
    LEED-AP BD+C
    Blackburn Architects
    Tue, Apr 15, 2014
    RE: Multiple Buildings
    in EBOM-v4: Indoor water use reduction
    2 Trista Little
    Sustainability Manager
    YR&G
    Tue, Apr 15, 2014
    RE: LZ1 vs LZ2 vs LZ3
    in NC 2009 SSc8: Light Pollution Reduction
    488 Bill Swanson
    PE, LEED AP
    Integrated Architecture
    Tue, Apr 15, 2014
    RE: Discharging the rainwater to municipality facilities.
    in CS 2009 SSc6.1: Stormwater Design—Quantity Control
    30 Michael DeVuono
    Senior Staff Designer
    T&M Associates
    Tue, Apr 15, 2014
    RE: 2009 BD+C/ID+C Calculation problem for Heat Island Effect - Roof
    in CI 2009 SSc1: Site Selection
    178 Magda Kowalik-Gadek
    Interior Architect & Designer
    Tue, Apr 15, 2014
    RE: ABOUT THIS FORUM
    in PIf1: Minimum Program Requirements
    92 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Apr 15, 2014
    Title Comments Most Recent Post
    RE: Walking path through another building
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    167 Kathryn West
    LEED AP BD+C, O+M, Guiding Principles Compliance Professional
    Energy Ace
    Wed, Apr 16, 2014
    RE: Rainwater used for irrigation
    in CS-2009 SSc6.2: Stormwater Design—Quality Control
    21 Agata Mozer
    GO4IT SP Z OO SP K
    Wed, Apr 16, 2014
    RE: Rainwater re-use
    in EBOM 2009 SSc6: Stormwater Quantity Control
    58 Michael DeVuono
    Senior Staff Designer
    T&M Associates
    Wed, Apr 16, 2014
    RE: LEED Baundary Campus - parking lot
    in MPR3: Must use a reasonable site boundary
    170 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    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 16, 2014
    CO2-eq emissions reduction
    in NC 2009 EAp2: Minimum Energy Performance
    2,099 Omar ElRawy
    Wed, Apr 16, 2014
    RE: Polluted well water use
    in EBOM 2009 WEp1: Minimum Indoor Plumbing Fixture and Fitting Efficiency
    250 Magda Aghababyan
    CEO
    Co-Energi (Pvt) Ltd.
    Wed, Apr 16, 2014
    RE: furnitures installed before the flush out
    in NC 2009 IEQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    212 Amra Ivojevic
    BSc
    ATP sustain
    Wed, Apr 16, 2014
    RE: VOC testing method
    in NC 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    354 Jonathan Clifford
    LEED-AP BD+C
    Blackburn Architects
    Tue, Apr 15, 2014
    RE: Multiple Buildings
    in EBOM-v4: Indoor water use reduction
    2 Trista Little
    Sustainability Manager
    YR&G
    Tue, Apr 15, 2014
    RE: LZ1 vs LZ2 vs LZ3
    in NC 2009 SSc8: Light Pollution Reduction
    488 Bill Swanson
    PE, LEED AP
    Integrated Architecture
    Tue, Apr 15, 2014
    RE: Discharging the rainwater to municipality facilities.
    in CS 2009 SSc6.1: Stormwater Design—Quantity Control
    30 Michael DeVuono
    Senior Staff Designer
    T&M Associates
    Tue, Apr 15, 2014
    RE: 2009 BD+C/ID+C Calculation problem for Heat Island Effect - Roof
    in CI 2009 SSc1: Site Selection
    178 Magda Kowalik-Gadek
    Interior Architect & Designer
    Tue, Apr 15, 2014
    RE: ABOUT THIS FORUM
    in PIf1: Minimum Program Requirements
    92 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Apr 15, 2014
    RE: Glare Control - Glazing film
    in NC 2009 IEQc8.1: Daylight and Views—Daylight
    586 Eddy Santosa
    Lead Building Performance Analyst
    Callison
    Tue, Apr 15, 2014
    RE: Open habitad - huge backyard
    in EBOM 2009 SSc5: Site Development—Protect or Restore Open Habitat
    83 Trista Little
    Sustainability Manager
    YR&G
    Tue, Apr 15, 2014
    RE: Project In Dubai.
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    181 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Apr 15, 2014
    Construction within LEED boundary after completion of original
    in PIf2: Project Summary Details
    148 Heather DeGrella
    Sustainability Coordinator
    Opsis Architecture
    Mon, Apr 14, 2014
    RE: Documenting Diversion Quantities
    in NC 2009 MRc2: Construction Waste Management
    319 Susan Di Giulio
    Project Manager
    Zinner Consultants
    Mon, Apr 14, 2014
    RE: Type 1B Multi-family
    in NC 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    228 David Posada
    Sustainability Manager
    GBD Architects
    Mon, Apr 14, 2014
    Title Comments Most Recent Post
    RE: LEED ND _Exam
    in Experience Requirement Loosened for LEED v4 AP Exam
    5 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Apr 16, 2014
    RE: HVAC system changed after certification completed
    in Start a New LEED Discussion Topic
    89 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Apr 15, 2014
    Anticipated Type?
    in LEED Rating System Selection Q&A
    558 Anna Lehr
    Mon, Apr 14, 2014
    RE: Low flow pre rinse spray valve in Europe
    in International Projects - alternative compliance path
    149 Charline Seytier
    CEO, Co-owner. LEED AP BD+C
    ThemaVerde, France
    Mon, Apr 14, 2014
    RE: Reasonale Proof that a measure is not Standard Practice
    in Review Comments with Phantom Requirements
    76 Hernando Miranda
    Owner
    Soltierra LLC
    Fri, Apr 11, 2014
    RE: New Campus Guidance Link
    in New LEED Guidance for Campuses and Multiple Buildings
    466 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Thu, Apr 10, 2014
    RE: Regarding LEED GA Exam
    in 10 Tips for Passing the LEED Green Associate Exam
    40 Glen Phillips
    Director of Sustainable Education
    GreenCE, Inc.
    Wed, Apr 9, 2014
    RE: Changing the Timeline
    in Living with LEED Online - quirks, bugs and hiccups
    129 Barry Giles
    Founder & CEO, USGBC LEED Faculty, LEED AP O+M
    BuildingWise LLC
    Tue, Apr 8, 2014
    RE: Complex Credit Definition
    in LEED Reviews: LEED Online, Appeals, Design/Construction Submittals, and more
    500 Michael Smithing
    Director - Green Building Advisory
    Colliers International
    Tue, Apr 8, 2014
    RE: Project Type and Rating Type for Block Project
    in LEED for Multiple Buildings and On-Campus Building Application Guide
    18 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Sat, Apr 5, 2014
    RE: LEED V4 Reference Guide
    in Got Technical Questions on LEED v4?
    41 Michelle Reott
    LEED AP BD+C, ID+C, O+M, Managing Principal
    Earthly Ideas LLC
    Fri, Apr 4, 2014
    RE: IES vs other software
    in Has anyone done LEED energy modelling using Integrated Environmental Solutions (IES) software
    5 Sylvain laporte
    GASD-Co
    Thu, Apr 3, 2014
    Apply to LEED Committees by April 10
    in LEED for Neighborhood Development (LEED-ND) Forum
    179 Christopher Law
    Associate, LEED
    U.S. Green Building Council
    Wed, Apr 2, 2014
    RE: LEED-ND v2009 Sunset
    in LEED v4 Overwhelmingly Approved by USGBC Members
    39 Meghan Bogaerts
    Manager, Neighborhood Development
    U.S. Green Building Council
    Wed, Apr 2, 2014
    LEED online login
    in leedonline.com access - is it possible???
    15 Ali Kassid
    Sr. Architect
    Hill International
    Tue, Apr 1, 2014
    RE: CS expedited process
    in Core and Shell Precertification
    2 Catie Ryan
    Project Manager
    Terrapin Bright Green
    Mon, Mar 31, 2014
    Option 3 for Catholic and Public Joint Use School
    in LEED Canada Forum
    32 Kelly Searle
    LEED Green Associate, Sustainable Innovation Specialist
    Clark Builders
    Fri, Mar 28, 2014
    RE: Guestrooms Excluded?
    in LEED IEQ Space Matrix - Frequently Asked Questions
    31 Nena Elise
    Wed, Mar 26, 2014
    RE: We are working on a project
    in New District Energy Guidance for LEED Released by USGBC
    56 Marcus Sheffer
    LEED Fellow
    7group
    Sun, Mar 23, 2014
    RE: LEED ND acronyms
    in What’s New in LEED for Neighborhood Development v4
    2 Martine Desbois
    Tue, Mar 18, 2014
    Title Votes Comments Most Recent Post
    RE: Low VOC
    in CI 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    349 64 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
    340 66 Pia Öhrling
    WSP
    Mon, Sep 21, 2009
    RE: Outside of the US
    in CS 2009 EAc6: Green Power
    340 66 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
    338 51 Dan Ackerstein
    Principal
    Ackerstein Sustainability, LLC
    Wed, Dec 23, 2009
    Low VOC
    in CI 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    336 64 Rona Easton
    HOK
    Thu, Nov 12, 2009
    RE: Site Master Plan - Recalculations
    in Schools 2009 SSc9: Site Master Plan
    331 21 Shannon Gray
    Consultant
    YRG sustainability
    Mon, Dec 7, 2009
    RE: What constitutes a "Master Plan"?
    in Schools 2009 SSc9: Site Master Plan
    331 21 Shannon Gray
    Consultant
    YRG sustainability
    Mon, Jan 4, 2010
    Tenant spaces are simple, right?
    in CI 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    329 78 Richard McKay
    Mon, Feb 1, 2010
    RE: 7th ed. Massachusetts Building Code and ASHRAE 62.1-2004
    in NC 2009 IEQc2: Increased Ventilation
    327 72 Paul Girello
    Fri, Jan 22, 2010
    RE: Interior renovation within a single tenant building
    in CI 2009 SSc3.3: Alternative Transportation—Parking Availability
    326 104 Steve Loppnow
    Sustainability Manager
    YR&G
    Mon, Dec 7, 2009
    Master Plan:Open Space
    in Schools 2009 SSc9: Site Master Plan
    324 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
    320 104 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
    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
    Site Master Plan - Recalculations
    in Schools 2009 SSc9: Site Master Plan
    318 21 Erik Bergstrom
    Green Building Associate
    Mon, Dec 7, 2009
    Interior renovation within a single tenant building
    in CI 2009 SSc3.3: Alternative Transportation—Parking Availability
    317 104 Peter Doo
    President
    Doo Consulting, LLC
    Tue, Nov 17, 2009
    RE: Is this a typo?
    in CS 2009 MRc6: Certified Wood
    316 28 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
    315 77 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
    314 104 Mara Baum
    Healthcare Sustainable Design Leader
    HOK
    Tue, Dec 8, 2009
    Title Comments Most Recent Post
    CO2-eq emissions reduction
    in NC 2009 EAp2: Minimum Energy Performance
    2,099 Omar ElRawy
    Wed, Apr 16, 2014
    Skylight coverage
    in NC 2009 IEQc8.1: Daylight and Views—Daylight
    586 ADRIENN GELESZ
    LEED AP
    ABUD Engineering Ltd.
    Tue, Apr 15, 2014
    Construction within LEED boundary after completion of original
    in PIf2: Project Summary Details
    148 Heather DeGrella
    Sustainability Coordinator
    Opsis Architecture
    Mon, Apr 14, 2014
    Anticipated Type?
    in LEED Rating System Selection Q&A
    558 Anna Lehr
    Mon, Apr 14, 2014
    Development Density Exemplary Performance - Site Area
    in CS 2009 SSc2: Development Density and Community Connectivity
    34 Emmanuel Gee
    Project Architect
    Buell Kratzer Powell
    Mon, Apr 14, 2014
    MPR6 - Option 1
    in MPR6: Must commit to sharing whole-building energy and water usage data
    29 Paula Jarrett Nasta
    CPZ Architects
    Mon, Apr 14, 2014
    Smoking zone - away from pedestrian traffic
    in NC 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    228 Devani PERERA
    Green Building Consultant
    ELAN
    Mon, Apr 14, 2014
    USGBC master account ?
    in MPR6: Must commit to sharing whole-building energy and water usage data
    29 Mike Barker
    Principal : Energy / Electrical Engineer
    BuildingPhysics South Africa
    Mon, Apr 14, 2014
    USGBC Credit Library Access
    in Start a New LEED Discussion Topic
    89 Marilou Denum
    Sat, Apr 12, 2014
    IO Credit _ Option B (Additional Strategies)
    in EBOM 2009 RPc1: Regional Priority
    46 Pal Ahuja
    President
    Millennium Engineering Inc.
    Fri, Apr 11, 2014
    Pest Prevention by Design guidelines
    in EBOM 2009 IEQc3.6: Green Cleaning—Indoor Integrated Pest Management
    63 Mark Palmer
    Senior Green Building Coordinator
    City of San Francsico
    Thu, Apr 10, 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
    Change the LEED AP person during the project
    in CS 2009 IDc2: LEED Accredited Professional
    13 Nándor Kovács
    Thu, Apr 10, 2014
    Material Cost - whats included .. whats not?
    in NC 2009 MRc5: Regional Materials
    233 Jaida Holbrook
    Enivronmental Engineer
    Skanska Sverige AB
    Thu, Apr 10, 2014
    Design Condition
    in EBOM 2009 IEQp1: Minimum Indoor Air Quality Performance
    310 Jerry Scott
    Wed, Apr 9, 2014
    Commissioning Scope!
    in CI-2009 EAp1: Fundamental Commissioning of Building Energy Systems
    62 Sunayana Jain
    Wed, Apr 9, 2014
    Natural ventilation of interior rooms
    in NC-2009 IEQp1: Minimum IAQ Performance
    694 Ritwik Kakati
    Dagher Engineering, PLLC
    Wed, Apr 9, 2014
    Floor Coatings
    in NC 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    291 Guillermo Hernandez Espinoza
    Civil Engineer, LEED Green Associate
    Wed, Apr 9, 2014
    Material SRI
    in EBOM 2009 SSc7.2: Heat Island Reduction—Roof
    65 Mohamed Hesham
    LEED green associate
    Wed, Apr 9, 2014
    number of working days
    in EBOM 2009 SSc4: Alternative Commuting Transportation
    261 Emmanuel Pauwels
    Owner
    Green Living Projects s.l.
    Wed, Apr 9, 2014

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