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
    23 Michael DeVuono
    Senior Staff Designer
    T&M Associates
    Wed, Apr 16, 2014
    RE: Air Speed Calc. for Letter Template
    in NC 2009 IEQc7.1: Thermal Comfort—Design
    171 Mike Oliva
    Wed, Apr 16, 2014
    Does the equipment have to fully provide outside air at 100% ?
    in NC v2.2 EQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    137 Victor Avedano
    Principal
    JALRW Eng. Group Inc.
    Wed, Apr 16, 2014
    RE: Industrial Process Loads and the Exceptional Calulation Method
    in NC 2009 EAc1: Optimize Energy Performance
    1,008 Marcus Sheffer
    LEED Fellow
    7group
    Wed, Apr 16, 2014
    RE: Elevators (Lift/Escalators) & LEED EAC1 credit
    in Schools 2009 EAc1: Optimize Energy Performance
    39 Jeremy Rapoza
    Engineer
    BVH Integrated Services
    Wed, Apr 16, 2014
    RE: HVAC system changed after certification completed
    in Start a New LEED Discussion Topic
    90 Johannes Hopf
    Wed, Apr 16, 2014
    Alternate Compliance Concept - Thoughts?
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    170 Eric Thompson
    Architect
    NBBJ
    Wed, Apr 16, 2014
    RE: Stone Counter adhesive
    in CI 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    66 John-David Hutchison, LEED AP BD+C, PMP
    Sustainability Consultant
    CSV Architects
    Wed, Apr 16, 2014
    RE: Construction Review Submittal Deadline
    in LEED Reviews: LEED Online, Appeals, Design/Construction Submittals, and more
    501 Tony Holub
    Architect
    DKA
    Wed, Apr 16, 2014
    Use of renewable energy in calculation
    in ND-v4: Optimize building energy performance
    1 Martine Desbois
    Wed, Apr 16, 2014
    RE: Polluted well water use
    in EBOM 2009 WEp1: Minimum Indoor Plumbing Fixture and Fitting Efficiency
    251 Dan Ackerstein
    Principal
    Ackerstein Sustainability, LLC
    Wed, Apr 16, 2014
    RE: LEED Baundary Campus - parking lot
    in MPR3: Must use a reasonable site boundary
    171 GABRIEL MORALES
    Architect
    Grupo Syasa
    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: 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
    Title Comments Most Recent Post
    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
    RE: Working hours and daylight
    in NC v2.2 EQc8.1: Daylight and Views—Daylight 75% of Spaces
    169 Todd Reed
    Daylight Designer
    7group
    Thu, Mar 27, 2014
    RE: Non-potable water for sewage conveyance required for option 1?
    in NC 2009 WEc2: Innovative Wastewater Technologies
    103 Devani PERERA
    Green Building Consultant
    ELAN
    Thu, Mar 27, 2014
    RE: Dorm Room Closet Space
    in NC 2009 IEQc8.2: Daylight and Views—Views
    335 Todd Reed
    Daylight Designer
    7group
    Thu, Mar 27, 2014
    Number of workstations for Hotel rooms
    in NC 2009 IEQc6.1: Controllability of Systems—Lighting
    268 Nena Elise
    Thu, Mar 27, 2014
    RE: Pilot credit as well as exemplary performance
    in Pilot Credit 10: Sustainable Wastewater Management
    52 ADRIENN GELESZ
    LEED AP
    ABUD Engineering Ltd.
    Thu, Mar 27, 2014
    RE: Feedback for ACP Program
    in Pilot Credit 67: Pilot Alternative Compliance Path—EA Prerequisite 2
    9 David Eldridge
    Project Manager
    Grumman/Butkus Associates
    Wed, Mar 26, 2014
    RE: Filtrations on milan wall
    in CS 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    79 Michael E. Edmonds-Bauer
    Edmonds International
    Wed, Mar 26, 2014
    RE: Can the project team purchase the RECs?
    in CI 2009 EAc4: Green Power
    90 Marcus Sheffer
    LEED Fellow
    7group
    Wed, Mar 26, 2014
    RE: Playing fields exclusion
    in NC 2009 WEc1: Water Efficient Landscaping
    316 FRAGISKOS LEVANTIS
    LEED AP BD+C
    SUSTAIN O.E.
    Wed, Mar 26, 2014
    RE: Late Start
    in Hospitality-NC-v4: Integrative process
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Mar 26, 2014
    RE: Upgrades
    in EBOM 2009 EAc2.1: Existing Building Commissioning—Investigation and Analysis
    53 David Hubka
    Director - Operations
    Transwestern Sustainability Services
    Wed, Mar 26, 2014
    Full height glass partitions
    in CI-2009 MRc1.2: Building Reuse—Maintain Existing Interior Nonstructural Elements
    54 Charles Nepps
    Wed, Mar 26, 2014
    RE: Submetering for AHUs with multiple tanents
    in CS 2009 EAc5.2: Measurement and Verification—Tenant Submetering
    72 Marcus Sheffer
    LEED Fellow
    7group
    Wed, Mar 26, 2014
    Not Regularly occupied
    in NC-v4: Enhanced indoor air quality strategies
    1 Phillip Cook
    WGE
    Wed, Mar 26, 2014
    RE: Building with no parking
    in NC 2009 SSc4.3: Alternative Transportation—Low-Emitting and Fuel-Efficient Vehicles
    320 Heather DeGrella
    Sustainability Coordinator
    Opsis Architecture
    Tue, Mar 25, 2014
    RE: Fundamental commissioning of the base building
    in CS-2009 EAp1: Fundamental Commissioning of Building Energy Systems
    54 Scott Bowman
    Principal - Corporate Sustainability Leader
    KJWW Engineering Consultants
    Tue, Mar 25, 2014
    RE: Late involvement by CxA.
    in CI 2009 EAc2: Enhanced Commissioning
    37 Scott Bowman
    Principal - Corporate Sustainability Leader
    KJWW Engineering Consultants
    Tue, Mar 25, 2014
    RE: M&V plan for cold and dark shell
    in CS 2009 EAc5.1: Measurement and Verification—Base Building
    90 Marcus Sheffer
    LEED Fellow
    7group
    Tue, Mar 25, 2014
    RE: Regional points for EAc1 - Optimize Energy Performance
    in NC 2009 RPc1: Regional Priority
    39 Mariah Grife
    Mon, Mar 24, 2014
    Title Comments Most Recent Post
    RE: suggestions
    in Breech of Protocol by GBCI and Project Administrator Changes
    6 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Jul 27, 2012
    RE: Contaminants of Concern & Green Globes
    in Chemical Industry Attacks LEED: We Check the Facts
    12 Hernando Miranda
    Owner
    Soltierra LLC
    Thu, Jul 26, 2012
    RE: The AHPBC
    in The New Anti-LEED?
    2 J Michael Pearson
    Director of Engineering
    Genelco, Inc
    Wed, Jul 25, 2012
    RE: change LPE info
    in Change LPE
    4 Peter Warren
    Principal
    Warren Architecture
    Tue, Jul 24, 2012
    RE: And the winning number is???
    in Tristan's thumbs up rating?
    8 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Jul 23, 2012
    Green Globes Guiding Principles Certification
    in Government Hears Overwhelming Support for LEED
    1 John Chyz
    Commissioning Authority
    The Cross Creek Initiative, Inc.
    Fri, Jul 13, 2012
    RE: LEED EBOM: India
    in assistance for overseas projects
    6 sanjay vashishtha
    Dr.
    Firstgreen Consulting
    Thu, Jul 12, 2012
    First LEED-ND Platinum Certification for NYC at Columbia University - by Erin Weaver
    Wed, Jul 11, 2012
    LEED for Existing Homes
    in LEED for EB- O&M for Homes
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Jul 2, 2012
    LEED “Certifiable” Specifications: 4 Approaches - by Tristan Roberts
    Wed, Jun 27, 2012
    ACP Process : BREEAM equivalency
    in LEED Now Recognizes Energy Credits from BREEAM
    1 CHRISTOPHE MATHIEU
    Sustainable Design And Construction Consultants, Paris, France
    greenaffair
    Mon, Jun 25, 2012
    RE: What should USGBC do with the extra time to ensure success?
    in LEED 2012 Postponed to 2013, Renamed LEED v4
    28 Larry Sims
    Principal
    Studio4, LLC
    Thu, Jun 14, 2012
    RE: LEED Specifications
    in Top Six Things LEED Consultants Do Wrong in Specs
    5 Hernando Miranda
    Owner
    Soltierra LLC
    Wed, Jun 20, 2012
    Dan,
    in LEED Submittal Forms, Beta to v3
    1 Emily Catacchio
    Sustainability Specialist
    Wight and Company
    Tue, Jun 12, 2012
    RE: LEED Online Access to Certified Projects
    in LEED Online Access to Certified Projects
    8 Matt Bartner
    Wed, May 30, 2012
    RE: 4th comment period open
    in LEED 2012 – 3rd Public Comment – Guide to Key Changes and Forum
    107 Barry Giles
    Founder & CEO, USGBC LEED Faculty, LEED AP O+M
    BuildingWise LLC
    Tue, May 15, 2012
    RE: LEED certification in China
    in Hi from China LEED engineer
    3 Hernando Miranda
    Owner
    Soltierra LLC
    Sat, May 5, 2012
    retaining LEED certification
    in Loss of LEED Certification after renovating?
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, May 1, 2012
    Reference Guide E-Books need to be editable or updated by USGBC
    in LEED 2012 Behind the Scenes - follow up conversation
    4 Michelle Reott
    LEED AP BD+C, ID+C, O+M, Managing Principal
    Earthly Ideas LLC
    Tue, May 1, 2012
    RE: Surrounding Density and Diverse Uses
    in LEED 2012 – 3rd Public Comment – LT (Location and Transportation) Section
    16 Jean Marais
    b.i.g. Bechtold DesignBuilder Expert
    Fri, Apr 27, 2012
    Title Votes Comments Most Recent Post
    RE: understanding the Daylight Factor method
    in CI 2009 IEQc8.1: Daylight and Views—Daylight
    217 118 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Jan 12, 2010
    CI 2009 ID C2.0-LEED Accredited Professional
    in CI 2009 IEQc8.1: Daylight and Views—Daylight
    216 118 JP Rout
    Wed, Jan 13, 2010
    Documentation and Tabulation of Areas
    in CI-2009 MRc1.2: Building Reuse—Maintain Existing Interior Nonstructural Elements
    215 54 Weston Blaney
    Project Manager
    Carson Design
    Thu, Sep 10, 2009
    Exterior envelope reuse
    in NC-2009 MRc1.1: Building Reuse—Maintain Existing Walls, Floors and Roof
    214 67 Susan Robertson
    Interior Designer
    IBI Group
    Tue, Jan 12, 2010
    How exemplary do you have to be for Path 12?
    in CI 2009 SSc1: Site Selection
    213 178 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Dec 11, 2009
    RE: Better option for going into a LEED-CS Gold Certified Building
    in CI 2009 SSc1: Site Selection
    212 178 Derek Fung
    Sun, Dec 6, 2009
    Cost comparison between green roofs and other roofing systems
    in Green Roofs
    212 20 Shriram Bhide
    Fri, Oct 30, 2009
    Green Roofs
    in Green Roofs
    208 20 Shriram Bhide
    Fri, Oct 30, 2009
    RE: USGBC provides additional guidance
    in CI 2009 WEp1: Water Use Reduction—20% Reduction
    207 194 Devon Bertram
    Sustainability Manager
    YR&G
    Tue, Jan 5, 2010
    RE: CI 2009 ID C2.0-LEED Accredited Professional
    in CI 2009 IEQc8.1: Daylight and Views—Daylight
    205 118 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Jan 13, 2010
    Common area toilets
    in CI 2009 WEp1: Water Use Reduction—20% Reduction
    204 194 William Stangeland
    President
    McGuire Engineers
    Wed, Oct 14, 2009
    Building additions
    in NC-2009 MRc1.1: Building Reuse—Maintain Existing Walls, Floors and Roof
    203 67 Michael Lueth
    Thu, Oct 8, 2009
    Better option for going into a LEED-CS Gold Certified Building
    in CI 2009 SSc1: Site Selection
    201 178 Dean Barone
    President
    Barone International
    Sun, Dec 6, 2009
    RE: Building additions
    in NC-2009 MRc1.1: Building Reuse—Maintain Existing Walls, Floors and Roof
    195 67 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Oct 13, 2009
    RE: Documentation and Tabulation of Areas
    in CI-2009 MRc1.2: Building Reuse—Maintain Existing Interior Nonstructural Elements
    184 54 Nicolas Pacella
    Owner
    Nicolas M Pacella & Associates
    Wed, Sep 30, 2009
    No Cooling & Free Cooling
    in NC 2009 IEQc7.1: Thermal Comfort—Design
    180 171 Habitech Distretto Tecnologico Trentino
    LEED Services in Europe - Founding Member of GBC Italia
    Habitech-Distretto Tecnologico Trentino
    Tue, Jan 26, 2010
    RE: Recycling Insulation
    in NC 2009 MRc2: Construction Waste Management
    179 319 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Jan 27, 2010
    RE: Recycling Insulation
    in NC 2009 MRc2: Construction Waste Management
    176 319 Nadav Malin
    USGBC LEED Faculty, President
    BuildingGreen, Inc.
    Wed, Jan 27, 2010
    RE: Where does Interior Plant Maintenance fit into IPM?
    in EBOM 2009 IEQc3.6: Green Cleaning—Indoor Integrated Pest Management
    175 63 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Jan 27, 2010
    Core fixtures included?
    in CI 2009 WEp1: Water Use Reduction—20% Reduction
    171 194 Jonathan Gritz
    Sat, Sep 5, 2009
    Title Comments Most Recent Post
    smoking space in annex
    in CS 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    39 Noriko Yasuhara
    CSR Design & Landscape Co., Ltd.
    Tue, Feb 25, 2014
    The total project building
    in NC 2009 MRc6: Rapidly Renewable Materials
    48 Farah A.
    Sun, Feb 23, 2014
    Zoning Minimum parking requirements
    in CI 2009 SSc3.3: Alternative Transportation—Parking Availability
    104 Jessica Miller
    Special Projects Manager
    Elevate Energy
    Fri, Feb 21, 2014
    Form Releasing Agents VOC Requirements
    in NC 2009 IEQc4.2: Low-Emitting Materials—Paints and Coatings
    415 Samantha Nourse
    Architectural Coordinator
    Perini Management Services, Inc.
    Fri, Feb 21, 2014
    Stormwater tank
    in CS 2009 WEc1: Water Efficient Landscaping
    51 BH .
    Thu, Feb 20, 2014
    Are the units wrong in ”Indoor Air Quality Assessment” (EQc4)?
    in Got Technical Questions on LEED v4?
    41 Maria Porter
    Environmental Certification Engineer
    Skanska Sweden
    Thu, Feb 20, 2014
    How strictly is the "accessible location" interpreted?
    in NC 2009 MRp1: Storage and Collection of Recyclables
    53 Christina Nguyen
    Wed, Feb 19, 2014
    Included Furniture
    in Schools IEQc4.5: Low-Emitting Materials—Furniture and Furnishings
    13 Johannes Gellrich
    Wed, Feb 19, 2014
    Surrounding Density and Diverse Uses
    in Got Technical Questions on LEED v4?
    41 Melissa Wrolstad
    Senior Project Manager
    CodeGreen Solutions
    Tue, Feb 18, 2014
    Events Venue
    in EBOM 2009 MRc5: Sustainable Purchasing—Food
    71 LEED member
    Mon, Feb 17, 2014
    Mech. exhaust fan required for a naturally ventilated project?
    in CI-2009 IEQp1: Minimum IAQ Performance
    123 Ronald Dean
    Sumac Inc.
    Mon, Feb 17, 2014
    Tough to do with natural ventilation
    in NC 2009 IEQc2: Increased Ventilation
    72 Jean Marais
    b.i.g. Bechtold DesignBuilder Expert
    Mon, Feb 17, 2014
    MPR for LEED 2009 ND
    in PIf1: Development Program and Site Type
    20 Jin Yang
    LEED GA
    ECADI
    Sat, Feb 15, 2014
    Submittals - requirements
    in Pilot Credit 78: Design for active occupants
    16 Lily Li
    Fri, Feb 14, 2014
    Use Ceiling Fans to Increase Ez
    in NC v2.2 EQp1: Minimum IAQ Performance
    53 Ken Pilcher
    Fri, Feb 14, 2014
    controllability of system
    in CI 2009 IEQc6.2: Controllability of Systems—Thermal Comfort
    28 Yaser Al Sharif
    Thu, Feb 13, 2014
    Renovate an old school
    in Schools-EBOM-v4: Must comply with project size requirements
    1 Davide Filippi
    Wed, Feb 12, 2014
    Exterior covered spaces
    in Schools 2009 SSc7.1: Heat Island Effect—Nonroof
    20 Esmeralda Ward
    osborn architects
    Tue, Feb 11, 2014
    SS7.2 Heat Island Effect Roof - Material with no SRI
    in CS 2009 SSc7.2: Heat Island Effect—Roof
    92 Carine Guenand
    Assistant Design Manager
    Skanska Construction UK
    Mon, Feb 10, 2014
    How does the RP credit works?
    in NC 2009 RPc1: Regional Priority
    39 Saud Abdul Rasheed
    LEED Engineer
    Al Yamama Company
    Mon, Feb 10, 2014

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