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 Location
    Transit Service Tables
    in PIf3: Project Location and Base Mapping
    3 Michael Smithing
    Director - Green Building Advisory
    Colliers International
    Fri, Aug 28, 2015
    LEED-NC or LEED for Homes (and v3 vs v4)?
    in LEED Rating System Selection Q&A
    704 emily reese
    Sustainability Consultant / Facility Planner
    Jacobs Engineering
    Thu, Aug 27, 2015
    United States
    District graywater recycling system
    in NC 2009 WEc3: Water Use Reduction
    117 Brian Meinrath
    Senior Environmental Designer
    Atelier Ten
    Thu, Aug 27, 2015
    United States
    RE: Aggregated Accounting
    in NC-v4: Green vehicles
    4 Kimberly Schlaepfer
    Sustainability Coordinator LEED AP O+M, BD+C
    YR&G
    Thu, Aug 27, 2015
    RE: No irrigation for pre-req
    in NC-v4: Outdoor water use reduction
    8 Kimberly Schlaepfer
    Sustainability Coordinator LEED AP O+M, BD+C
    YR&G
    Thu, Aug 27, 2015
    RE: elevator question
    in Attaining credits through advanced elevator technology?
    7 Dustin Campbell
    Sustainability Analyst
    ETC Group
    Thu, Aug 27, 2015
    Roof/Terrace
    in NC 2009 SSc7.2: Heat Island Effect—Roof
    284 Lauren Bellamy
    Thu, Aug 27, 2015
    United States
    RE: calculator v06
    in EBOM 2009 WEp1: Minimum Indoor Plumbing Fixture and Fitting Efficiency
    273 Kimberly Schlaepfer
    Sustainability Coordinator LEED AP O+M, BD+C
    YR&G
    Thu, Aug 27, 2015
    RE: Facility Summary
    in EBOM 2009 EAp2: Minimum Energy Efficiency Performance
    485 Charalampos Giannikopoulos
    Founder
    DCarbon
    Thu, Aug 27, 2015
    Assembly Calculator for Materials with Recycled Content
    in NC 2009 MRc4: Recycled Content
    564 CAROLINE PIN
    In charge of environmental certification on a jobsite
    EIFFAGE CONSTRUCTION
    Thu, Aug 27, 2015
    RE: No exterior lights?
    in NC-v4: Light pollution reduction
    48 Bill Swanson
    PE, LEED AP
    Integrated Architecture
    Thu, Aug 27, 2015
    Defining Boundary for Energy Performance
    in NC 2009 EAp2: Minimum Energy Performance
    3,030 Ralph Bicknese
    Principal
    Hellmuth + Bicknese Architects
    Thu, Aug 27, 2015
    Tenant Guidelines for CS spaces within NC
    in MPR2: Must be a complete, permanent building or space
    174 Melanie Silver
    Sustainability Coordinator
    FXFOWLE
    Thu, Aug 27, 2015
    United States
    62MZ calc for critical zones
    in NC-2009 IEQp1: Minimum IAQ Performance
    941 Hieu Huynh
    Environmental Engineer, LEED AP BD+C
    Thu, Aug 27, 2015
    Vietnam
    RE: Water meter broke down during performance period
    in EBOM 2009 WEc1: Water Performance Measurement
    81 Michael Smithing
    Director - Green Building Advisory
    Colliers International
    Wed, Aug 26, 2015
    Title Comments Most Recent Post Location
    RE: Previously developed?
    in ND-v2009: Preferred locations
    11 Michael D. DeVuono
    Senior Staff Engineer
    T&M Associates
    Thu, Dec 19, 2013
    RE: LTc1. possible 18 points
    in CI-v4: LEED for neighborhood development location
    3 FRAGISKOS LEVANTIS
    LEED AP BD+C
    SUSTAIN O.E.
    Fri, Dec 13, 2013
    RE: Utility tariff - an accepted DR strategy?
    in Data Centers-NC-v4: Demand response
    2 Marcus Sheffer
    LEED Fellow
    7group
    Fri, Dec 13, 2013
    RE: Do Requirements Apply?
    in Retail–NC-v2009: Low-emitting materials
    3 Carly Ruggieri
    Senior Sustainability Consultant
    Steven Winter Associates, Inc.
    Fri, Dec 6, 2013
    RE: GHG Emissions in Pilot Credit EAC27
    in Pilot Credit 27: Reconcile Projected and Actual Energy Performance
    17 Marcus Sheffer
    LEED Fellow
    7group
    Tue, Nov 26, 2013
    RE: Bicycle network
    in Pilot Credit 13: Bicycle Network, Storage, and Changing Rooms
    35 Ann Lubbers
    Tue, Nov 26, 2013
    RE: Cant find 2.1(b) and c()
    in Homes-v2008: Durability management process
    4 Batya Metalitz
    Technical Director, LEED
    USGBC
    Mon, Nov 25, 2013
    RE: Exterior Lighting
    in NC v2.2 EAc5: Measurement and Verification
    25 Marcus Sheffer
    LEED Fellow
    7group
    Mon, Nov 25, 2013
    RE: LEEDv4 MRc1 Option 4 Whole-Building Life-Cycle Assessment
    in Schools-NC-v4: Building life-cycle impact reduction
    4 Paula Melton
    Managing Editor
    BuildingGreen, Inc.
    Wed, Nov 13, 2013
    RE: Manual/ Automatic irrigation required
    in Healthcare-v2009: Water efficient landscaping - no potable water use or no irrigation
    3 Susan Walter
    Specifications Director
    Populous
    Mon, Nov 11, 2013
    RE: Construction impact zone for infill
    in ND-v4: Minimized site disturbance
    2 Eliot Allen
    LEED AP-ND, Principal
    Criterion Planners
    Wed, Nov 6, 2013
    RE: Electricity Monitoring
    in Pilot Credit 38: Advanced Utility Tracking
    6 Asa Foss
    LEED for Homes Techincal Development
    US Green Building Council
    Wed, Nov 6, 2013
    RE: Is there no opportunity for ID pt for data sharing in CI retail
    in Retail–CI-v2009: Measurement and verification
    3 Valerie Molinski
    Director of Sustainability
    Vocon
    Tue, Nov 5, 2013
    RE: Refrigerations system
    in Retail–NC-v2009: Minimum energy performance
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Nov 5, 2013
    RE: Confused: Regional Distance Option 2 calc for Retail
    in Retail–NC-v2009: Regional materials
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Nov 5, 2013
    RE: PIlot Credit 42
    in Pilot Credit 42: Integrated Process
    8 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Nov 5, 2013
    RE: Hydroseeding
    in Schools 2009 SSc5.1: Site Development—Protect or Restore Habitat
    6 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Nov 4, 2013
    RE: Wood/Metal Shop
    in Schools 2009 IEQc7.1: Thermal Comfort—Design
    5 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Nov 4, 2013
    RE: Flush out and un-touched area in LEED boundary
    in Schools 2009 IEQc3.2: Construction IAQ Management Plan—Before Occupancy
    25 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Nov 4, 2013
    RE: course offering at a university
    in Schools 2009 IDc3: The School as a Teaching Tool
    21 Daniel LeBlanc
    Senior Sustainability Manager
    YR&G
    Mon, Nov 4, 2013
    Title Comments Most Recent Post Location
    RE: Re: Recycling System
    in Recycling System to comply with Pre-Requisite
    5 David Posada
    Sustainability Manager, SS TAG member
    GBD Architects
    Mon, Aug 23, 2010
    RE: Re: Telepresence systems
    in We will be adding 5 Telepresence systems for our project in San Francisco. This will reduce air travel and commuting.
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Aug 20, 2010
    Re: Parking Garage
    in Parking Garage
    1 David Posada
    Sustainability Manager, SS TAG member
    GBD Architects
    Thu, Aug 19, 2010
    GB standards
    in issues about implementation of LEED in China
    3 Bill Swanson
    PE, LEED AP
    Integrated Architecture
    Wed, Aug 18, 2010
    Dr. Xing, In my opinion, I
    in About the Translation of Project Drawing
    1 Eddy Santosa
    Lead Building Performance Analyst
    Callison
    Tue, Aug 17, 2010
    RE: LEED-NC
    in Advice for buildings to be constructed in phases
    2 Dean Barone
    President
    Barone International
    Mon, Aug 16, 2010
    LEED validity for D&C systems
    in LEED Certification validity period
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Aug 16, 2010
    RE: contact GBCI
    in Change the registration information
    2 Fabio Frescia
    Sustainable Engineer
    Tue, Aug 10, 2010
    EAc1 forum
    in ASHRAE 2004 - versus ASHRAE 2007 - 90.1 Standard
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Aug 10, 2010
    RE: Re: Additional Building Added in Middle of Project
    in Additional Building Added in Middle of Project
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Aug 10, 2010
    RE: kitchen facilities and LEED rating system selection
    in Definition of Residential
    2 Larry Jones
    Associate
    Atelier Ten
    Fri, Aug 6, 2010
    LEED-CI credits on a LEED-EBOM project
    in Combined LEED EBO&M with LEED ID+C
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Aug 6, 2010
    Paperless Submittals - by Bruce Maine
    Thu, Aug 5, 2010
    tenant scope
    in Which area applies to a CI certification, especially according to shared (non-rented) areas
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Thu, Aug 5, 2010
    RE: LEED Reference Guide
    in Reference Guide
    2 Paul C
    Tue, Aug 3, 2010
    upgrading to LEED 2012 and fees
    in Project Registration
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Aug 3, 2010
    Hopefully eliminating the CBs will raise the quality of reviews
    in Clarification overkill
    1 Nadav Malin
    USGBC LEED Faculty, President
    BuildingGreen, Inc.
    Mon, Aug 2, 2010
    RE: RE: residential high rise: leed rating system selection
    in residential high rise: leed rating system selection
    4 stefano sani
    Fri, Jul 30, 2010
    a good thing but not a LEED thing
    in Possible points for reducing project scope?
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Thu, Jul 29, 2010
    RE: KEMA Services
    in Recommendations for companies that perform ASHRAE Level I Energy Audit around the Sacramento area?
    2 Andy Rhoades
    Partner
    Leading Edge Consulting
    Tue, Jul 27, 2010
    Title Comments Most Recent Post Location
    RE: 5% of the total site
    in CS 2009 WEc1: Water Efficient Landscaping
    63 Karin Miller
    Sustainability Manager
    YR&G
    Thu, Aug 14, 2014
    62MZ calc for critical zones
    in NC-2009 IEQp1: Minimum IAQ Performance
    941 Hieu Huynh
    Environmental Engineer, LEED AP BD+C
    Thu, Aug 14, 2014
    Vietnam
    District graywater recycling system
    in NC 2009 WEc3: Water Use Reduction
    117 Brian Meinrath
    Senior Environmental Designer
    Atelier Ten
    Wed, Aug 13, 2014
    United States
    RE: Open Space Accessibility
    in NC 2009 SSc5.2: Site Development—Maximize Open Space
    177 Justin Southwick
    Tri-Star Homes, Inc.
    Wed, Aug 13, 2014
    LEED-NC or LEED for Homes (and v3 vs v4)?
    in LEED Rating System Selection Q&A
    704 emily reese
    Sustainability Consultant / Facility Planner
    Jacobs Engineering
    Tue, Aug 12, 2014
    United States
    RE: LEED Baundary Campus - parking lot
    in MPR3: Must use a reasonable site boundary
    212 Anya Fiechtl
    ARCHITECT, LEED AP BD+C
    High Plains Architects
    Tue, Aug 12, 2014
    Main entrance and LEED Project Boundary for Future Expansion
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    218 Lourdes Salinas
    THREE Consultoría Medioambiental
    Tue, Aug 12, 2014
    Mexico
    Defining Boundary for Energy Performance
    in NC 2009 EAp2: Minimum Energy Performance
    3,030 Ralph Bicknese
    Principal
    Hellmuth + Bicknese Architects
    Tue, Aug 12, 2014
    RE: LEED Baundary Campus - parking lot
    in MPR3: Must use a reasonable site boundary
    212 Anya Fiechtl
    ARCHITECT, LEED AP BD+C
    High Plains Architects
    Fri, Aug 8, 2014
    RE: LEED Baundary Campus - parking lot
    in MPR3: Must use a reasonable site boundary
    212 Anya Fiechtl
    ARCHITECT, LEED AP BD+C
    High Plains Architects
    Fri, Aug 8, 2014
    What "floor area" to use
    in NC 2009 IEQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    287 Lyle Axelarris
    Civil/Structural Engineer, LEED AP BD+C, O+M
    Design Alaska
    Fri, Aug 8, 2014
    United States
    Defering Design credit
    in Defer Credits
    4 Stella Stella
    Thu, Aug 7, 2014
    potable water analysis
    in CS v4: Cooling tower water use
    2 sue bryant
    Architectural Energy Corporation
    Thu, Aug 7, 2014
    United States
    Site-wide measures
    in CS v4: Rainwater management
    1 MM K
    Thu, Aug 7, 2014
    Balconies
    in CS v4: Open space
    1 MM K
    Thu, Aug 7, 2014
    LEED-NC or LEED for Homes (and v3 vs v4)?
    in LEED Rating System Selection Q&A
    704 emily reese
    Sustainability Consultant / Facility Planner
    Jacobs Engineering
    Wed, Aug 6, 2014
    United States
    RE: Dual Showerheads
    in NC 2009 WEp1: Water Use Reduction—20% Reduction
    667 Michelle Robinson
    Re:Vision Architecture
    Wed, Aug 6, 2014
    Contribution to SSc 9 - Site Master Plan
    in Schools-2009: Site development - protect or restore habitat - alternative compliance path
    1 Sarah Nugent
    Sustainability Consultant
    Steven Winter Associates, Inc
    Wed, Aug 6, 2014
    Main entrance and LEED Project Boundary for Future Expansion
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    218 Lourdes Salinas
    THREE Consultoría Medioambiental
    Wed, Aug 6, 2014
    Mexico
    RE: Innovation and Design - Green Building Education
    in NC 2009 IDc1: Innovation in Design
    587 Francisco Infante
    Tue, Aug 5, 2014
    Title Comments Post date Most Recent Postsort icon Location
    LEED V4 Canada, paint Questions
    in LEED Canada Forum
    45 Francois Bellefleur
    Team Leader Tech Service
    PPG
    Mon, Feb 23, 2015
    2015-02-23 10:22 Canada
    Exam room sinks
    in NC 2009 WEp1: Water Use Reduction—20% Reduction
    667 Laura Charlier
    LEED Services Director
    Group14 Engineering
    Fri, Feb 20, 2015
    2015-02-20 17:20 United States
    Construction Waste Diversion vs Material Re-Use
    in CS 2009 MRc2: Construction Waste Management
    76 Tim Gaidis
    Sustainable Design Leader
    HOK
    Fri, Feb 20, 2015
    2015-02-20 14:11 United States
    Innovation In Design Credits
    in NC 2009 IDc1: Innovation in Design
    587 Brian Harris
    Principal
    TcaArchitecture Planning
    Fri, Feb 20, 2015
    2015-02-20 13:20 United States
    No new parking
    in NC v2.2 SSc4.4: Alternative Transportation—Parking Capacity
    40 Amanda L
    Fri, Feb 20, 2015
    2015-02-20 10:43 United States
    CSRs
    in NC-v4: Building product disclosure and optimization - sourcing of raw materials
    40 NESLIHAN AKSOY
    architect
    ERKE
    Fri, Feb 20, 2015
    2015-02-20 09:47 Turkey
    LEED Certified C&D sites
    in NC 2009 MRc2: Construction Waste Management
    381 Frances Stark
    Thu, Feb 19, 2015
    2015-02-19 22:25 United States
    Thermostats with humidity and CO2
    in NC 2009 IEQc7.2: Thermal Comfort—Verification
    115 Kristopher Lashley
    INVIRO Engineered Systems Ltd.
    Thu, Feb 19, 2015
    2015-02-19 19:56 Canada
    Ancillary site buildings
    in NC 2009 SSc7.1: Heat Island Effect—Nonroof
    268 E H
    Sustainability Architect
    Wed, Feb 18, 2015
    2015-02-18 18:32 Vietnam
    Annual Energy Cost
    in NC 2009 EAc2: On-Site Renewable Energy
    220 Sarah Thompson
    Sustainability Coordinator
    XL Construction
    Wed, Feb 18, 2015
    2015-02-18 18:00 United States
    Mixed Use, Mid Rise Residential, CO2 in units?
    in NC 2009 IEQc1: Outdoor Air Delivery Monitoring
    258 Joanna Yaghooti
    Director of Sustainable Design
    PageSoutherlandPage
    Wed, Feb 18, 2015
    2015-02-18 15:47 United States
    LEED Online V4 problems
    in NC 2009 IDc2: LEED Accredited Professional
    49 Susannah Goddard
    Wed, Feb 18, 2015
    2015-02-18 13:02 United Kingdom
    Are windows on one side, at large hall, sufficient?
    in NC 2009 IEQc8.2: Daylight and Views—Views
    419 Jiri Dobias
    Wed, Feb 18, 2015
    2015-02-18 12:26 Czech Republic
    Mechanical Boundary Differs from Overall Project Boundary
    in PIf2: Project Summary Details
    196 John Havenstrite
    Wed, Feb 18, 2015
    2015-02-18 10:26 United States
    Exterior walk-off mats permitted?
    in NC-v4: Enhanced indoor air quality strategies
    8 Vince Briones
    Sustainable Design Manager
    Atkins
    Wed, Feb 18, 2015
    2015-02-18 09:39 United States
    Application Guide for Campuses and Multiple Buildings
    in Start a New LEED Discussion Topic
    194 Jeff Smitley
    Managing Principal
    Bold Rock Development Group
    Tue, Feb 17, 2015
    2015-02-17 20:44 United States
    Glare control
    in CS 2009 IEQc8.1: Daylight and Views—Daylight
    120 Belén Valladares López
    Mrs
    Valladares Ingenieria
    Tue, Feb 17, 2015
    2015-02-17 18:45 Spain
    Local Food Production
    in NC-2009: Local food production
    28 OSLEIDE WALKER
    Associate
    IBI Group
    Tue, Feb 17, 2015
    2015-02-17 17:53 United States
    Guidance on calculations with multiple inputs
    in Schools 2009 MRc4: Recycled Content
    28 Esther Kohout
    Kohout Woodwork, Inc
    Tue, Feb 17, 2015
    2015-02-17 16:37 United States
    dealership building and a detached carwash
    in New LEED Guidance for Campuses and Multiple Buildings
    544 Art Kamm
    Kamm Consulting, Inc.
    Tue, Feb 17, 2015
    2015-02-17 14:52 United States

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