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
    Rainwater
    in NC 2009 WEp1: Water Use Reduction—20% Reduction
    544 FABIO VIERO
    Head of Sustainability
    Manens-Tifs s.p.a.
    Sat, Apr 19, 2014
    Exception to DES
    in NC 2009 EAc5: Measurement and Verification
    178 FABIO VIERO
    Head of Sustainability
    Manens-Tifs s.p.a.
    Sat, Apr 19, 2014
    2 different system in LEED Boundary
    in NC-2009 IEQp1: Minimum IAQ Performance
    697 SW LEE
    Project Manager
    Fri, Apr 18, 2014
    LEED Project boundary and adjacent road.
    in MPR3: Must use a reasonable site boundary
    172 Lawrence Lile
    Chief Engineer
    Lile Engineering LLC
    Fri, Apr 18, 2014
    EP credit
    in EBOM 2009 IEQc2.4: Daylight and Views
    66 ethan adams
    UUSC
    Fri, Apr 18, 2014
    template update
    in EBOM 2009 IEQc3.6: Green Cleaning—Indoor Integrated Pest Management
    64 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Apr 18, 2014
    LEEDuser IPM template updated
    in EBOM 2009 SSc3: Integrated Pest Management, Erosion Control, and Landscape Management Plan
    68 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Apr 18, 2014
    Greenhouse Program
    in Schools 2009 IDc1: Innovation in Design
    18 Larry Turbes
    Architect
    TKDA
    Fri, Apr 18, 2014
    RE: Dry-Fog coatings
    in NC 2009 IEQc4.2: Low-Emitting Materials—Paints and Coatings
    416 Jonathan Clifford
    LEED-AP BD+C
    Blackburn Architects
    Fri, Apr 18, 2014
    RE: Do all units have to run at 100% OA for this credit?
    in NC 2009 IEQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    216 Allison Beer McKenzie
    Architect, Director of Sustainability
    SHP Leading Design
    Fri, Apr 18, 2014
    RE: RH control with dew point control logic for IEQ 6.2
    in NC 2009 IEQc6.2: Controllability of Systems—Thermal Comfort
    166 Julia Weatherby
    Senior Mechanical Engineer
    Lindgren & Sharples, P.C.
    Fri, Apr 18, 2014
    RE: Control Via Software Platform
    in NC 2009 IEQc6.1: Controllability of Systems—Lighting
    271 Julia Weatherby
    Senior Mechanical Engineer
    Lindgren & Sharples, P.C.
    Fri, Apr 18, 2014
    RE: USGBC Credit Library Access
    in Start a New LEED Discussion Topic
    93 Lawrence Lile
    Chief Engineer
    Lile Engineering LLC
    Fri, Apr 18, 2014
    LEED CS with partially occupied building
    in LEED Rating System Selection Q&A
    559 alessandro speccher
    senior developer
    gbc italia
    Fri, Apr 18, 2014
    AHU system for industrial production
    in NC 2009 EAc1: Optimize Energy Performance
    1,010 Renaud Gay
    Shanghai Pacific Energy Center
    Thu, Apr 17, 2014
    Title Comments Most Recent Post
    RE: Modified Prerequisite
    in CS 2009 EAp2: Minimum Energy Performance
    746 Marcus Sheffer
    LEED Fellow
    7group
    Tue, Apr 8, 2014
    wetlands?
    in NC 2009 SSc5.1: Site Development—Protect or Restore Habitat
    182 E H
    Sustainability Architect
    Tue, Apr 8, 2014
    ID credits from other rating systems.
    in NC v2.2 IDc1: Innovation in Design
    124 Clio Rayner
    Architect
    GSBS Architects
    Tue, Apr 8, 2014
    RE: AHUs not within tenant space
    in CI-2009 IEQp1: Minimum IAQ Performance
    123 Geoffrey Brock
    Lend Lease
    Tue, Apr 8, 2014
    RE: Regional Priority Point
    in NC-2009: Site development - protect or restore habitat - alternative compliance path
    3 Kai Starn
    Sustainability Consultant
    Steven Winter Associates
    Tue, Apr 8, 2014
    RE: District Energy Application?
    in EBOM 2009 WEc4: Cooling Tower Water Management
    61 Trista Little
    Sustainability Manager
    YR&G
    Tue, Apr 8, 2014
    BIFMA E3 2012 or 2008 standard
    in CI 2009 IEQc4.5: Low-Emitting Materials—Systems Furniture and Seating
    118 Vivien Fairlamb
    Tue, Apr 8, 2014
    RE: Air compressors
    in Healthcare-v2009: Water use reduction - building equipment
    2 Kim Shinn
    Principal
    TLC Engineering for Architecture
    Mon, Apr 7, 2014
    RE: Fixture Replacement
    in CI 2009 WEp1: Water Use Reduction—20% Reduction
    194 Patrick Salmon
    EIT, LEED AP BD+C
    Highland Associates
    Mon, Apr 7, 2014
    RE: Steel Joists
    in NC-2009 MRc1.1: Building Reuse—Maintain Existing Walls, Floors and Roof
    67 MT A
    Moriyama & Teshima Architects
    Mon, Apr 7, 2014
    RE: LEED Boundary
    in MPR3: Must use a reasonable site boundary
    2 GABRIEL MORALES
    Architect
    Grupo Syasa
    Mon, Apr 7, 2014
    RE: Spot Metering for CI 2009 EAc3 Option B
    in CI 2009 EAc3: Measurement and Verification
    118 Marcus Sheffer
    LEED Fellow
    7group
    Mon, Apr 7, 2014
    RE: Building signage
    in EBOM 2009 SSc8: Light Pollution Reduction
    103 Bill Swanson
    PE, LEED AP
    Integrated Architecture
    Mon, Apr 7, 2014
    Use energy per unit per year to compare?- how to normalize? Case
    in EBOM 2009 EAp2: Minimum Energy Efficiency Performance
    441 Mary Demars
    IBI Group
    Mon, Apr 7, 2014
    RE: Green educational program
    in NC 2009 IDc1: Innovation in Design
    493 Webly Bowles
    Associate Principal
    Green Building Services
    Sun, Apr 6, 2014
    RE: vehicle travel way-definition
    in Pilot Credit 14: Walkable Streets
    69 Kimberly Frith
    Sustainability Consultant
    Alto Sustainability, LLC
    Sun, Apr 6, 2014
    Mercury Lamps
    in EBOM 2009 MRp2: Solid Waste Management Policy
    20 Nate Gillette
    Director
    Natura Architectural Consulting LLC
    Sun, Apr 6, 2014
    Wall Base Material
    in CI 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    99 Catherine Adams
    Architectural Associate
    Astorino
    Fri, Apr 4, 2014
    Become a LEED committee member!
    in NC 2009 SSc7.1: Heat Island Effect—Nonroof
    203 Theresa Backhus
    Sites Technical Specialist, LEED
    USGBC
    Fri, Apr 4, 2014
    RE: Option 3 Under LEED ND V4
    in ND-v2009: Brownfields redevelopment
    4 Eliot Allen
    AICP, LEED AP-ND, CNU-A
    Principal, Criterion Planners LEED Faculty, LP TAG
    Fri, Apr 4, 2014
    Title Comments Most Recent Post
    RE: Timeline for CIR responses from GBCI
    in How long for CIR responses?
    8 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Jun 3, 2013
    RE: Excellent
    in GBCI Invites Direct Inquiries—But Do Your Homework First
    16 Kathryn West
    LEED AP BD+C, O+M, Guiding Principles Compliance Professional
    Energy Ace
    Wed, May 29, 2013
    RE: BD&C Exam Prep
    in Earn CEUs on LEEDuser—With Ease
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Jun 12, 2013
    RE: new database
    in USGBC's New LEED Interpretations Similar to Old Precedent-Setting CIRs
    27 Elizabeth Thompson
    LEED Specialist
    USGBC
    Mon, Apr 29, 2013
    RE: Licensed Professional Exemption (LPE) - outside of USA
    in Licensed Professional Exemption
    18 John Covello
    LEED and Sustainability Manager
    Development Management Group
    Mon, Apr 22, 2013
    New USGBC searchable database..
    in Key LEED 2009 Interpretations
    4 Lewis Hewton
    Cundall
    Tue, Apr 8, 2014
    Partial interior fit-out
    in LEED CI - Is there a minimum tenant rennovation scope?
    10 Mariela Garate Clarke
    Architect
    Green Building Council Chile
    Thu, Apr 4, 2013
    update to LI #10250
    in New Rules for Formaldehyde in IEQc4.4
    4 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Apr 2, 2013
    RE: Re: Building Additions
    in Building Additions
    3 Rosamaría Mellone
    Green Building and Alternative Energy
    Mon, Apr 1, 2013
    RE: Guardbooth
    in Site Boundary
    69 RIM Architects
    RIM Architects
    Mon, Nov 4, 2013
    LEED-CI Silver Office Documentation Available on LEEDuser - by Tristan Roberts
    Tue, Mar 26, 2013
    RE: Stairs
    in Does underground parking count for certification fees?
    3 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Mar 22, 2013
    RE: LEED GA and LEED AP exam changes
    in Do you have questions for GBCI?
    44 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Thu, Mar 21, 2013
    RE: LEED AP v4
    in LEED NC 2009 (v3) Professional Credentials
    3 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Mar 18, 2013
    asbestos roof
    in Asbestos Roof
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Mar 11, 2013
    Advice for writing a LEED EB:O+M consulting contract - by Lyle Axelarris
    Thu, Mar 7, 2013
    RE: LEED for Retail - MRp1 Waste Stream Study
    in upcoming LEED for Retail
    11 Caroline Hedin
    Fri, Feb 22, 2013
    RE: use of LEED logo
    in LEED Logo usage on a video
    4 Antonio Rodriguez
    LEED AP BD+C
    SYASA - México
    Thu, Feb 21, 2013
    RE: Major Tenant Build-out During Certification Period
    in Major Tenant Build-out During Certification Period
    4 Jennifer Knocha
    Assistant
    Mack-Cali Realty Corporation
    Thu, Feb 14, 2013
    LEED-EBOM stress test
    in Where Do I Start?
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Feb 1, 2013
    Title Votes Comments Most Recent Post
    Areas of question
    in CI 2009 IEQc3.2: Construction IAQ Management Plan—Before Occupancy
    275 60 Green Living LLC Elizabeth Gharib
    Fri, Jan 22, 2010
    Issue -
    in CI-2009 IEQp1: Minimum IAQ Performance
    274 123 Green Living LLC Elizabeth Gharib
    Fri, Jan 22, 2010
    Using option (3) measuring lighting (%) percent
    in EBOM 2009 SSc8: Light Pollution Reduction
    274 103 Reynaldo Castro
    Tue, Jan 19, 2010
    RE: Existing bike storage and showers
    in CI 2009 SSc3.2: Alternative Transportation—Bicycle Storage and Changing Rooms
    274 80 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Nov 20, 2009
    RE: Existing bike storage and showers
    in CI 2009 SSc3.2: Alternative Transportation—Bicycle Storage and Changing Rooms
    274 80 Mara Baum
    Healthcare Sustainable Design Leader
    HOK
    Tue, Dec 8, 2009
    RE: Dormitory that is No Smoking
    in NC 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    273 228 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Jan 27, 2010
    RE: Recycling
    in CI 2009 MRp1: Storage and Collection of Recyclables
    273 57 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Thu, Jan 21, 2010
    Flush monitoring requirements
    in CI 2009 IEQc3.2: Construction IAQ Management Plan—Before Occupancy
    273 60 Mary Davidge
    Principal
    Mary Davidge Associates
    Wed, Jan 20, 2010
    RE: Pin-based CFL's
    in EBOM 2009 MRc4: Sustainable Purchasing—Reduced Mercury in Lamps
    272 127 Jenny Carney
    Principal
    YR&G
    Tue, Dec 29, 2009
    RE: no smoking requirements for CA projects
    in CI 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    271 22 Seema Pandya
    Senior Sustainability Manager
    YR&G sustainability
    Mon, Nov 9, 2009
    On Site Renewable Energy
    in EBOM 2009 EAc4: On-Site and Off-Site Renewable Energy
    270 84 Ben Stanley
    Sustainability Manager
    YRG sustainability
    Mon, Jan 25, 2010
    New CIRs are not precedent setting
    in Upgrade to LEED 2009? How to Choose for Your Project
    270 13 Lauren Sparandara
    Sustainability Manager
    Mary Davidge Associates
    Tue, Oct 13, 2009
    M&V and metering
    in NC 2009 EAc5: Measurement and Verification
    269 178 Emil Cuevas
    Wed, Nov 18, 2009
    CI IEQ p1 ASHRAE 62.1-2007 calculator
    in CI-2009 IEQp1: Minimum IAQ Performance
    269 123 dave montgomery
    Wed, Oct 14, 2009
    What about leased products?
    in EBOM 2009 MRc2: Sustainable Purchasing—Durable Goods
    269 79 D. G.
    Thu, Jan 21, 2010
    RE: Off Site Renewable Energy
    in EBOM 2009 EAc4: On-Site and Off-Site Renewable Energy
    268 84 Dan Ackerstein
    Principal
    Ackerstein Sustainability, LLC
    Tue, Jan 12, 2010
    RE: Option B and D
    in NC 2009 EAc5: Measurement and Verification
    267 178 Christopher Schaffner
    Principal & Founder
    The Green Engineer, LLP
    Wed, Jan 27, 2010
    Grabbing a non-contiguous park
    in NC 2009 SSc5.1: Site Development—Protect or Restore Habitat
    266 182 Lauren Sparandara
    Sustainability Manager
    Mary Davidge Associates
    Mon, Feb 1, 2010
    Calculating FTE/Transients for Hospital environments
    in NC 2009 WEc3: Water Use Reduction
    266 93 Lauren Sparandara
    Sustainability Manager
    Mary Davidge Associates
    Mon, Feb 1, 2010
    RE: When does the Performance Period Start?
    in EBOM 2009 SSc1: LEED Certified Design and Construction
    266 36 Dan Ackerstein
    Principal
    Ackerstein Sustainability, LLC
    Tue, Jan 19, 2010
    Title Comments Most Recent Post
    LEED BD&C V4 Homes Registration Fees and Certification Fees
    in Understanding the Cost of LEED-NC Project Certification
    68 Benj Herrera
    LEED AP BD+C
    Sat, Mar 29, 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
    HVAC system's capability to accommodate CO2 sensors
    in CS 2009 IEQc1: Outdoor Air Delivery Monitoring
    50 CT G
    Fri, Mar 28, 2014
    Naturally ventilated and heated warehouse
    in NC 2009 IEQc7.1: Thermal Comfort—Design
    171 Scott McMillan
    Thu, Mar 27, 2014
    LEED Certification over a 5 year phased construction schedule
    in LEED Reviews: LEED Online, Appeals, Design/Construction Submittals, and more
    503 gretchen leigh
    Interior Architects
    Thu, Mar 27, 2014
    Performance Period Question for PV, SREC and credis added at end
    in EBOM 2009 EAc4: On-Site and Off-Site Renewable Energy
    84 Bahareh van Boekhold
    Energy and Sustainability Planner
    Delaware Division of Energy and Climate
    Thu, Mar 27, 2014
    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
    Number of workstations for Hotel rooms
    in NC 2009 IEQc6.1: Controllability of Systems—Lighting
    271 Nena Elise
    Thu, Mar 27, 2014
    Car park in basement
    in CS 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    81 MM K
    Wed, Mar 26, 2014
    Convenience printers/copiers
    in CS 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    81 MM K
    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
    Not Regularly occupied
    in NC-v4: Enhanced indoor air quality strategies
    1 Phillip Cook
    WGE
    Wed, Mar 26, 2014
    Aerators on Kitchen Faucets
    in CI 2009 WEc1: Water Use Reduction
    86 Mary Ann Santos
    Tue, Mar 25, 2014
    Exemplary Performance Compliance
    in NC 2009 SSc4.4: Alternative Transportation—Parking Capacity
    270 Eddie Cuevas
    Tue, Mar 25, 2014
    LEED Project Boundary for Site Prepped by Previous Project
    in MPR3: Must use a reasonable site boundary
    172 Cassandra Coffin
    Tue, Mar 25, 2014
    LEED 2009 Form Data Matrix
    in Required Signatories in LEED Online Forms
    63 Noriko Yasuhara
    CSR Design & Landscape Co., Ltd.
    Tue, Mar 25, 2014
    CO2 in tenant spaces with visual alarm system
    in CS 2009 IEQc1: Outdoor Air Delivery Monitoring
    50 Jatuwat Varodompun
    Dr
    Green Building Soultion
    Mon, Mar 24, 2014
    LEED NC - Project Boundary
    in MPR3: Must use a reasonable site boundary
    172 sompoche sirichote
    Mon, Mar 24, 2014
    Hello, We have a previously
    in NC 2009 SSc5.1: Site Development—Protect or Restore Habitat
    182 Magda Aghababyan
    CEO
    Co-Energi (Pvt) Ltd.
    Mon, Mar 24, 2014
    2 separate CI spaces, 1 project?
    in MPR2: Must be a complete, permanent building or space
    1 Charles Nepps
    Sat, Mar 22, 2014

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