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
    RE: Surrounding Density - Previously Developed Site
    in NC-v4: Surrounding density and diverse uses
    18 Kimberly Schlaepfer
    Sustainability Coordinator LEED AP O+M, BD+C
    YR&G
    Mon, Feb 8, 2016
    CHP Plant Electricity Generation Credit and Efficiency Calcs
    in NC 2009 EAc1: Optimize Energy Performance
    1,245 MKK LEED
    Mon, Feb 8, 2016
    United States
    Is kitchen hood exhaust process energy?
    in NC 2009 EAp2: Minimum Energy Performance
    3,259 Haojie Wang
    Energy Modeler
    KJWW Engineering
    Mon, Feb 8, 2016
    RE: Minimum Benefit to Achieve ID Credits
    in LEED Canada Forum
    53 Aaron Smith
    Mechanical Engineer
    M & R Engineering
    Mon, Feb 8, 2016
    RE: Storm Interval and Drawdown
    in NC 2009 SSc6.1: Stormwater Design—Quantity Control
    265 Thiago Bondini
    Mon, Feb 8, 2016
    RE: Contaminated soil found during excavation.
    in CS 2009 SSc3: Brownfield Redevelopment
    10 Larry Sims
    Principal
    Studio4, LLC
    Mon, Feb 8, 2016
    cabinet millwork
    in NC 2009 MRc7: Certified Wood
    466 Joann Lee
    Heitman Architects Inc.
    Mon, Feb 8, 2016
    United States
    GBCI clarification
    in NC 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    483 Agata Mozer
    GO4IT SP Z OO SP K
    Mon, Feb 8, 2016
    RE: dedicated exhaust
    in NC 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    401 Michelle Halle Stern
    LEED Fellow
    The Green Facilitator
    Mon, Feb 8, 2016
    Prohibit Smoking Signage in entrance of Parking and loading docs
    in EBOM 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    104 Mercè Llorca
    DEERNS, S.L.
    Mon, Feb 8, 2016
    Spain
    RE: Registered Campus Projects, Approaches, Credits
    in New LEED Guidance for Campuses and Multiple Buildings
    551 Eric Anderson
    Sat, Feb 6, 2016
    RE: Hazardous Gas or Chemical Definition / Resource?
    in CS 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    102 Michelle Halle Stern
    LEED Fellow
    The Green Facilitator
    Fri, Feb 5, 2016
    RE: demolition of existing facade
    in NC-v4: Minimum energy performance
    60 Marcus Sheffer
    LEED Fellow
    7group
    Fri, Feb 5, 2016
    RE: ammonia-based fertilizers
    in Schools-EBOM-v4: Site management
    2 Samantha Longshore
    Sustainability Advisor
    Transwestern
    Fri, Feb 5, 2016
    RE: Pump Room, STP Room & Guard Room Within LEED Boundary
    in MPR3: Must use a reasonable site boundary
    223 Aswin M
    Conserve Consultants Private Limited
    Fri, Feb 5, 2016
    India
    Title Comments Most Recent Post Location
    Airflow testing service
    in EBOM 2009 IEQp1: Minimum Indoor Air Quality Performance
    348 Saul Pichardo, AIA
    Principal/Director
    AOB
    Tue, Jan 26, 2016
    United States
    College/University Campuses
    in NC-v4: Green vehicles
    9 Anne Harney
    Senior Associate
    Ayers Saint Gross Architects + Planners
    Tue, Jan 26, 2016
    United States
    RE: Size of map
    in NC 2009 SSc2: Development Density and Community Connectivity
    280 Dave L
    Tue, Jan 26, 2016
    United States
    RE: Miles per gallon
    in EBOM 2009 SSc4: Alternative Commuting Transportation
    305 Jennifer Webb
    Sustainability Coordinator
    Partner Energy
    Tue, Jan 26, 2016
    United States
    RE: Spring and Fall Conditions on the Thermal Comfort Tool
    in CI 2009 IEQc7.1: Thermal Comfort—Design
    54 Logan Dorrell
    Sr. Mechanical Engineer
    AECOM
    Tue, Jan 26, 2016
    United States
    RE: CS Project with no ref equipment
    in CS v4: Enhanced refrigerant management
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Jan 26, 2016
    RE: Energy model for a version 4 project in a version 2009 project
    in CS 2009 EAp2: Minimum Energy Performance
    1,017 Marcus Sheffer
    LEED Fellow
    7group
    Tue, Jan 26, 2016
    RE: Subsystem or End Use Type
    in EBOM 2009 EAc3.2: Performance Measurement—System Level Metering
    50 Ben Stanley
    Sustainability Manager
    YRG sustainability
    Mon, Jan 25, 2016
    RE: Amount of offset in multi tenanted building
    in EBOM 2009 EAc4: On-Site and Off-Site Renewable Energy
    109 Ben Stanley
    Sustainability Manager
    YRG sustainability
    Mon, Jan 25, 2016
    RE: LEEDv2009 O&M
    in PIf5: Building System Control
    2 Trista Little
    Sustainability Manager
    YR&G
    Mon, Jan 25, 2016
    RE: Extending the project boundary after Preliminary review
    in PIf4: Schedule and Overview Documents
    4 Trista Little
    Sustainability Manager
    YR&G
    Mon, Jan 25, 2016
    RE: Documenting Donation or Resale of Salvaged Material
    in NC 2009 MRc2: Construction Waste Management
    412 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Jan 25, 2016
    RE: Calculation grid for option 2
    in NC-v4: Daylight
    34 Jill Dalglish, PE
    Senior Engineer
    Dalglish Daylighting
    Mon, Jan 25, 2016
    RE: ASHRAE 55 Compliance
    in NC 2009 IEQc7.1: Thermal Comfort—Design
    247 Lindsay Austrom
    Mechanical Engineer
    Stantec
    Mon, Jan 25, 2016
    RE: IEQc7.1 compliance
    in NC v2.2 EQc7.1: Thermal Comfort—Design
    31 Christopher Schaffner
    Principal & Founder
    The Green Engineer, Inc.
    Mon, Jan 25, 2016
    RE: 30% structure and enclosure maximum
    in CS v4: Building product disclosure and optimization - environmental product declarations
    5 Paula Melton
    Senior Editor
    BuildingGreen, Inc.
    Mon, Jan 25, 2016
    RE: Change energy consumption data after Preliminary review
    in EBOM 2009 EAp1: Energy Efficiency Best Management Practices—Planning, Documentation and Opportunity Assessment
    116 David Hubka
    Director - Operations
    Transwestern Sustainability Services
    Mon, Jan 25, 2016
    RE: Construction Activity and Pollution Prevention
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    273 JP Rout
    Mon, Jan 25, 2016
    RE: Assessment report feedback?
    in NC-v4: Site assessment
    6 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Jan 25, 2016
    Applying IPpc90 beyond BD+C projects
    in NC-2009: Social equity within the project team
    1 Alicia Daniels Uhlig
    Principal, Director of Sustainability
    GGLO
    Fri, Jan 22, 2016
    United States
    Title Comments Most Recent Post Location
    RE: Keeping them up to date
    in China
    5 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Oct 24, 2014
    China
    RE: Susbtantial Completion definition
    in 17 critical—and misunderstood—LEED terms
    6 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE
    Tue, Oct 21, 2014
    Congratulations 2014 LEED Fellows - by Tristan Roberts
    Mon, Oct 20, 2014
    LEED v4 rating systems being translated to Spanish
    in South America
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Oct 20, 2014
    LEED v4 rating systems being translated to Portuguese
    in Brazil
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Oct 20, 2014
    Brazil
    LEED v4 rating systems being translated to Portuguese
    in Portugal
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Oct 20, 2014
    Portugal
    Vista Users Out of Luck
    in Living with LEED Online - quirks, bugs and hiccups
    137 Cynthia Kaplan
    Principal
    cmk LEED
    Wed, Oct 15, 2014
    United States
    RE: LEEDonline Form Access
    in leedonline.com access - is it possible???
    19 Cynthia Kaplan
    Principal
    cmk LEED
    Mon, Oct 6, 2014
    RE: Need for consistent numbering system across all rating systems
    in Poll – Should LEED v4 Credits Have Numbers?
    3 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE
    Thu, Sep 25, 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
    Austria - by LEEDUser Team
    Thu, Sep 18, 2014
    Belgium - by LEEDUser Team
    Thu, Sep 18, 2014
    Canada - by LEEDUser Team
    Thu, Sep 18, 2014
    France - by LEEDUser Team
    Thu, Sep 18, 2014
    Germany - by LEEDUser Team
    Thu, Sep 18, 2014
    San Marino - by LEEDUser Team
    Thu, Sep 18, 2014
    Title Comments Most Recent Post Location
    '..with no air recirculation' is for exhaust system or AC system
    in CI 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    92 Qiao LIANG
    LEED AP
    Thu, Jan 14, 2016
    Excluding Areas
    in NC-2009 MRc1.1: Building Reuse—Maintain Existing Walls, Floors and Roof
    95 Garrett Ferguson
    ARCH I, LEED Green Associate
    Perkins+Will
    Thu, Jan 14, 2016
    RE: Participate in LEEDuser Pilot Credit Forum
    in Pilot Credit 44: Ergonomics Strategy
    38 Batya Metalitz
    Technical Director, LEED
    USGBC
    Wed, Jan 13, 2016
    RE: PC 85 Learning Controls
    in Using the LEED Pilot Credit Library
    38 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Jan 13, 2016
    OA Monitoring for DOAS serving several HPs
    in NC-2009 IEQc1: Outdoor Air Delivery Monitoring
    283 Logan Dorrell
    Sr. Mechanical Engineer
    AECOM
    Tue, Jan 12, 2016
    United States
    Private Green Roof
    in CS 2009 SSc5.2: Site Development—Maximize Open Space
    47 Luis Miguel Diazgranados
    Green Factory
    Tue, Jan 12, 2016
    Colombia
    Emergency Lighting within Daylight Zone
    in CI 2009 EAc1.2: Optimize Energy Performance—Lighting Controls
    78 William Weaver
    Sustainability Practice Lead
    JLL
    Tue, Jan 12, 2016
    United States
    RE: net area vs gross area (simulation) in IEQc8.1
    in CS 2009 IEQc8.1: Daylight and Views—Daylight
    125 Eddy Santosa
    Lead Building Performance Analyst
    Callison
    Tue, Jan 12, 2016
    Required Participation in Forum - NFWF
    in EBOM-2009: Site development - protect or restore habitat - alternative compliance path
    1 Levi Jimenez
    Project Manager
    BuildingWise
    Mon, Jan 11, 2016
    Alternative Compliance Path
    in Schools SSp2: Environmental Site Assessment
    56 timothy thomas
    project architect
    bshm architects
    Fri, Jan 8, 2016
    United States
    Kitchen Supply AHU (For Make Up Air)
    in CI-2009 IEQp1: Minimum IAQ Performance
    153 Ciaran McCabe
    Fri, Jan 8, 2016
    PtD vs H&S
    in CS-2009: Prevention through Design
    1 Belén Valladares López
    Mrs
    Valladares Ingenieria
    Fri, Jan 8, 2016
    Spain
    IAQ Testing
    in Discuss the LEED Dynamic Plaque
    4 Roland Jones
    Environmental Connection, inc.
    Thu, Jan 7, 2016
    United States
    Drop irrigation only when needed
    in CS 2009 WEc1: Water Efficient Landscaping
    64 Mathilda Jonsson
    Environmental Certification Engineer (LEED AP BD+C)
    Skanska
    Thu, Jan 7, 2016
    CalGreen vs LEED
    in Intro to CalGreen and LEED
    10 Gaston Viau
    GEBCO International
    Wed, Jan 6, 2016
    LEED AP - Homes or BD&C?
    in Homes-v4: LEED AP for Homes
    1 David Ekstrom
    Mon, Jan 4, 2016
    United States
    Basic Amenities Within the Main Building
    in CI 2009 SSc2: Development Density and Community Connectivity
    121 Aswin M
    Conserve Consultants Private Limited
    Thu, Dec 31, 2015
    India
    Amenities Within Main Building
    in Retail–CI-v2009: Development density and community connectivity
    5 Aswin M
    Conserve Consultants Private Limited
    Thu, Dec 31, 2015
    India
    RE: LEED certification for part(s) of a hospital--op. rooms v. gar.?
    in PIf1: Minimum Program Requirements
    3 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Dec 30, 2015
    please post to a SPECIFIC LEEDuser forum
    in PIf1: Minimum Program Requirements
    3 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Dec 30, 2015
    Title Comments Post date Most Recent Postsort icon Location
    Water Heater and Water Coolers
    in CI 2009 EAc1.4: Optimize Energy Performance—Equipment and Appliances
    308 Shuchita Gupta
    Architect , LEED AP | BD+C
    Space Matrix Architects and Planners
    Tue, Jan 26, 2016
    2016-01-26 08:16 Singapore
    Top level parking_Option 1
    in NC-v4: Heat island reduction
    14 Rasita Masalskyte
    Ms
    Vesta Consulting
    Tue, Jan 26, 2016
    2016-01-26 06:54 Lithuania
    Energy model for a version 4 project in a version 2009 project
    in CS 2009 EAp2: Minimum Energy Performance
    1,017 Mathilda Jonsson
    Environmental Certification Engineer (LEED AP BD+C)
    Skanska
    Tue, Jan 26, 2016
    2016-01-26 01:07 Sweden
    Miles per gallon
    in EBOM 2009 SSc4: Alternative Commuting Transportation
    305 Jennifer Webb
    Sustainability Coordinator
    Partner Energy
    Mon, Jan 25, 2016
    2016-01-25 19:58 United States
    Group Project - WEp1 & WEc3
    in Healthcare-v2009: Water use reduction
    24 Emily Hope
    Architecture
    AECOM
    Mon, Jan 25, 2016
    2016-01-25 16:41 United States
    Planting recycled conent
    in NC 2009 MRc4: Recycled Content
    588 Thomas Perkins
    PE, LEED AP
    Dirigo A/E, LLC
    Mon, Jan 25, 2016
    2016-01-25 13:05 United States
    Dark underground ballroom and regularly occupied space exception
    in NC 2009 IEQc8.1: Daylight and Views—Daylight
    684 Olivier Brouard
    Sustainable Energy Engineer
    Fri, Jan 22, 2016
    2016-01-22 20:57 United States
    Applying IPpc90 beyond BD+C projects
    in NC-2009: Social equity within the project team
    1 Alicia Daniels Uhlig
    Principal, Director of Sustainability
    GGLO
    Fri, Jan 22, 2016
    2016-01-22 17:53 United States
    Eligible Intersections: Highway
    in ND-v2009: Street network
    1 Aly Andrews
    Farr Associates
    Fri, Jan 22, 2016
    2016-01-22 17:35 United States
    Very high density in a rapidly developing area
    in NC 2009 SSc2: Development Density and Community Connectivity
    280 Susan Di Giulio
    Project Manager
    Zinner Consultants
    Fri, Jan 22, 2016
    2016-01-22 17:28 United States
    Size of map
    in NC 2009 SSc2: Development Density and Community Connectivity
    280 Dave L
    Fri, Jan 22, 2016
    2016-01-22 17:10 United States
    Linen Area
    in Healthcare-v2009: Minimum indoor air quality performance
    10 Gabriela Crespo
    CxA, LEED AP BD+C, O+M
    Revitaliza Consultores
    Fri, Jan 22, 2016
    2016-01-22 12:51 Mexico
    Documenting Donation or Resale of Salvaged Material
    in NC 2009 MRc2: Construction Waste Management
    412 BKSK Architect
    BKSK Architects
    Fri, Jan 22, 2016
    2016-01-22 11:46 United States
    Beach as a basic service
    in NC 2009 SSc2: Development Density and Community Connectivity
    280 Lucas Bizelli
    Civil Engineer
    Sustentech
    Fri, Jan 22, 2016
    2016-01-22 07:13 Brazil
    Construction Activity and Pollution Prevention
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    273 JP Rout
    Fri, Jan 22, 2016
    2016-01-22 01:28 India
    Minimum Energy Performance
    in EBOM-v4: Minimum energy performance
    20 Aqrab Ali Rana
    Fri, Jan 22, 2016
    2016-01-22 00:29 Pakistan
    Modeling semi heated space with mechanical ventilation
    in NC 2009 EAp2: Minimum Energy Performance
    3,259 Ashwin Kumar
    Sustainability Services Consultant
    M+W Group
    Thu, Jan 21, 2016
    2016-01-21 23:55 Hungary
    Regional Material
    in CI 2009 MRc5: Regional Materials
    104 Susan Niemiec
    Thu, Jan 21, 2016
    2016-01-21 15:58 United States
    PC 75 Clean Construction
    in NC-2009: Clean construction
    2 Patricia Lloyd
    Sustainability Manager
    Leopardo Companies, Inc.
    Thu, Jan 21, 2016
    2016-01-21 13:47 United States
    Inconsistency between BD+C and O+M
    in CS v4: Enhanced indoor air quality strategies
    3 Adam Stoker
    Consultant, Sustainability
    University of Calgary
    Thu, Jan 21, 2016
    2016-01-21 10:49 Canada

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