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: CORE area and SHELL area
    in CS 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    95 Yodi Danusastro
    Sun, Mar 29, 2015
    Indonesia
    MR1.1 achivable with masonry walls and concrete slabs?
    in Homes-v2008: Material-efficient framing
    1 Andres Schwarz
    Principal
    NRG-AR
    Sat, Mar 28, 2015
    Argentina
    RE: Dish detergent
    in EBOM 2009 IEQc3.3: Green Cleaning—Purchase of Sustainable Cleaning Products and Materials
    140 Trista Little
    Sustainability Manager
    YR&G
    Sat, Mar 28, 2015
    RE: Do we include Non-certifiable structure in Building gross area?
    in MPR7: Must comply with a minimum building area to site area ratio
    6 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE
    Fri, Mar 27, 2015
    RE: Views for airport
    in NC 2009 IEQc8.2: Daylight and Views—Views
    399 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE
    Fri, Mar 27, 2015
    RE: Must I continue to audit if 50% is reached during PP
    in EBOM 2009 MRc7: Solid Waste Management—Ongoing Consumables
    72 Blair Seibert
    Principal, Architect
    Verde Concepts, Inc.
    Fri, Mar 27, 2015
    United States
    RE: Criteria for Space usage type
    in PIf3: Occupant and Usage Data
    213 deborah lucking
    associate
    fentress architects
    Fri, Mar 27, 2015
    RE: C&S Individual Project within a Campus Registration
    in New LEED Guidance for Campuses and Multiple Buildings
    513 deborah lucking
    associate
    fentress architects
    Fri, Mar 27, 2015
    RE: Integrated System - Space heating and water heating
    in NC 2009 EAp2: Minimum Energy Performance
    2,716 Marcus Sheffer
    LEED Fellow
    7group
    Fri, Mar 27, 2015
    Reopening one path of LEED-CI SSc1.2 in Construction Review
    in LEED Reviews: LEED Online, Appeals, Design/Construction Submittals, and more
    658 Susan Di Giulio
    Project Manager
    Zinner Consultants
    Fri, Mar 27, 2015
    United States
    RE: Areas passing at one time but not another
    in NC 2009 IEQc8.1: Daylight and Views—Daylight
    657 Lisa Fabula
    Sustainable Project Manager
    KEMA Services
    Fri, Mar 27, 2015
    Parking garage exhaust air rate - LEED CS v3
    in LEED IEQ Space Matrix - Frequently Asked Questions
    32 Daniela Grotenfelt
    Miss
    Larkas& Laine Architects Ltd
    Fri, Mar 27, 2015
    RE: Minimum Ventilation rates for Production area
    in NC-2009 IEQp1: Minimum IAQ Performance
    881 sriram tetali
    Manager -Suatainability Services
    M W Group
    Fri, Mar 27, 2015
    India
    Bird Collision Deterrence: Summary of Material Threat Factors
    in Pilot Credit 55: Bird Collision Deterrence
    40 Alysa Hoffmeister
    VP & GM of No America
    Dip-Tech
    Thu, Mar 26, 2015
    United States
    RE: Healthcare MRc4.1: rated hours for lamps or ballasts?
    in Healthcare-v2009: PBT source reduction - mercury in lamps
    14 Megan Shelby
    Skidmore Owings & Merrill
    Thu, Mar 26, 2015
    Title Comments Most Recent Post Location
    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: Documents/ details needed for alternative compliance path
    in NC v2.2 EAp3: Fundamental Refrigerant Management
    13 Mark Meaders
    Sustainable Design Project Manager
    HDR Architecture, Inc.
    Fri, Feb 13, 2015
    RE: Manual/ Automatic irrigation required
    in Healthcare-v2009: Water efficient landscaping - no potable water use or no irrigation
    3 Susan Walter
    Sr Project Architect
    Wilmot/Sanz
    Mon, Nov 11, 2013
    RE: Construction impact zone for infill
    in ND-v4: Minimized site disturbance
    2 Eliot Allen
    AICP, LEED AP-ND, CNU-A
    Principal, Criterion Planners LEED Faculty, LP TAG
    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: Are Science Classrooms with no fume hood exempt?
    in Schools 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    29 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Apr 23, 2014
    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
    RE: Views in an operation control center
    in NC v2.2 EQc8.2: Daylight and Views—Views for 90% of Spaces
    65 Jill Dalglish, PE
    Senior Engineer
    Dalglish Daylighting
    Mon, Nov 4, 2013
    RE: Kitchen Food Service Equipment
    in Schools 2009 EAc4: Enhanced Refrigerant Management
    4 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Feb 13, 2015
    Title Comments Most Recent Post Location
    LEEDuser resources
    in LEED Letters from Manufacturers
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Oct 11, 2010
    RE: Re: CI phased project because of budget issues
    in LEED2009 CI project: Is a phased project because of budget issues?
    3 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Sun, Oct 10, 2010
    Re: What System to Use for Industrial Existing Buildings
    in What System to Use for Industrial Existing Buildings?
    1 David Posada
    Sustainability Manager, SS TAG member
    GBD Architects
    Fri, Oct 8, 2010
    RE: Representative Floorplans
    in Representative Floorplans in LEED Online credit form submissions
    6 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Oct 8, 2010
    RE: Re: SS and MR credits for multiple contractor projects
    in SS and MR credits for multiple contractor projects within a Campus or Installation
    2 Melanie Joseph
    Designer & LEED Coordinator
    GLMV Architecture
    Wed, Oct 6, 2010
    ready-mix plants
    in re: Ready-mix concrete and Material and resources
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Oct 5, 2010
    Re: Green Cleaning Costs
    in What is the average per square foot cost of maintaining/cleaning a LEED Gold building?
    1 David Posada
    Sustainability Manager, SS TAG member
    GBD Architects
    Mon, Oct 4, 2010
    Re: Audit Requirements
    in Audit Requirements
    1 David Posada
    Sustainability Manager, SS TAG member
    GBD Architects
    Thu, Sep 30, 2010
    WEp1 LEED Online form
    in Occupant and Usage Data: Typical number of days of operation per year
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Sep 29, 2010
    demonstrating compliance
    in How to fulfill the LEED-Requirements if you have just one occupied room?
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Sep 29, 2010
    RE: SSc3
    in Asbestos removal
    2 Aliesa Adelman
    Sustainability Program Manager
    Wendel
    Thu, Sep 23, 2010
    RE: MRc5 question
    in Secondary products for MEP systems and MR credits
    3 Fresco Green
    Fresco Green Building
    Thu, Sep 23, 2010
    see schedule thread
    in How long for LEED Certification reviewing process
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Sep 22, 2010
    Schools mold prevention credit
    in UV lights as an ID credit
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Sep 21, 2010
    RE: LEED-EBOM webinar
    in Activities before registration
    5 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Sep 21, 2010
    guide to form
    in EAp2 Mininum Energy Performance
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Thu, Sep 16, 2010
    leaving them alone
    in LEED Online
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Thu, Sep 16, 2010
    what is scope of work?
    in Owners role versus Tenant role in LEED CI 2009
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Thu, Sep 16, 2010
    RE: Legacy LEED APs can earn IDc2 in LEED 2009 projects
    in Can a legacy LEED AP participate in LEED V3 projects??
    5 Larry Sims
    Principal
    Studio4, LLC
    Thu, Sep 16, 2010
    RE: mixed use means LEED-NC or CS
    in LEED for homes in South East Asia
    2 Ermal Dauti
    EGS-plan International GmbH
    Sun, Sep 12, 2010
    Title Comments Most Recent Post Location
    RE: Ventilation rates for manufacturing facilities
    in EBOM 2009 IEQp1: Minimum Indoor Air Quality Performance
    332 Grace Ming
    Senior ESD Consultant
    Wed, Apr 9, 2014
    RE: Minimum Ventilation rates for Production area
    in NC-2009 IEQp1: Minimum IAQ Performance
    881 sriram tetali
    Manager -Suatainability Services
    M W Group
    Wed, Apr 9, 2014
    India
    RE: Duration for online survey
    in EBOM 2009 SSc4: Alternative Commuting Transportation
    278 Jessica Hawley
    Sustainability Consultant
    EBI Consulting
    Wed, Apr 9, 2014
    RE: Proprietary Ingredients
    in EBOM 2009 IEQc3.6: Green Cleaning—Indoor Integrated Pest Management
    72 Trista Little
    Sustainability Manager
    YR&G
    Tue, Apr 8, 2014
    RE: Beach Cleanup of Trash - credit?
    in EBOM 2009 MRp2: Solid Waste Management Policy
    23 Nate Gillette
    Director
    Natura Architectural Consulting LLC
    Sun, Apr 6, 2014
    RE: SSc2 Activity log 20% of the time
    in EBOM 2009 SSc3: Integrated Pest Management, Erosion Control, and Landscape Management Plan
    76 Mary Rose Anlacan
    Energy Engineer, LEED AP, Estidama PQP
    Middle East Center for Sustainable Development
    Fri, Apr 4, 2014
    Using VAV box CFMs as measurement of outside airfow
    in EBOM 2009 IEQc1.2: IAQ Best Management Practices—Outdoor Air Delivery Monitoring
    25 Sean Blaevoet
    Junior Designer
    Guttmann & Blaevoet Consulting Engineers
    Fri, Apr 4, 2014
    United States
    New Review Comment
    in CI 2009 IEQc7.1: Thermal Comfort—Design
    48 Aaron Luthien
    Thu, Apr 3, 2014
    ASHRAE vs. ISO/EN
    in CS 2009 IEQc7: Thermal Comfort—Design
    22 Jens Apel
    Thu, Apr 3, 2014
    RE: Exemption for Labs
    in CI 2009 EAc1.1: Optimize Energy Performance—Lighting Power
    95 Amit Ahiel
    Thu, Apr 3, 2014
    RE: Indoor air quality test methods for PM2.5 and PM10
    in NC 2009 IEQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    273 Dale Walsh
    Thu, Apr 3, 2014
    RE: LEED ND with Buildings Under Construction
    in LEED for Neighborhood Development (LEED-ND) Forum
    184 Philippa Cameron
    Architect
    Wed, Apr 2, 2014
    Qatar
    Option1 Electric Vehicle Charging vs. Option2 Liquid/Gas/Battery
    in NC-2009: Green vehicles
    14 Maggie Pipek
    Wed, Apr 2, 2014
    Pilot credit # 45
    in Pilot Credit 45: Site Assessment
    16 Devani PERERA
    Green Building Consultant
    ELAN
    Wed, Apr 2, 2014
    France
    RE: WEc3 vs WEc1
    in EBOM-2009 WEc3: Water Efficient Landscaping
    114 Charalampos Giannikopoulos
    Founder
    DCarbon
    Tue, Apr 1, 2014
    RE: LEEDonline Form Access
    in leedonline.com access - is it possible???
    19 Cynthia Kaplan
    Principal
    cmk LEED
    Tue, Apr 1, 2014
    Occupants estimate according reference building
    in PIf3: Occupant and Usage Data
    4 LEED Consultant
    Green Building and Alternative Energy
    Mon, Mar 31, 2014
    CS MPR2: reclaimed land without development previously
    in MPR2: Must be a complete, permanent building or space
    3 Vivien Wong
    Parsons Brinckerhoff
    Sun, Mar 30, 2014
    Costs of LEED NC v LEED EBOM
    in Understanding the Cost of LEED-NC Project Certification
    75 Adi Negara, LEED AP BD+C
    Green Building Facilitator
    PT. Indonesia Environment Consultant
    Sat, Mar 29, 2014
    Indonesia
    RE: LEED V4 Canada, paint Questions
    in LEED Canada Forum
    44 David Rekker
    Project Principal
    MMM Group Ltd.
    Fri, Mar 28, 2014
    Title Comments Post date Most Recent Postsort icon Location
    Sediment Basin
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    247 PAULA HERNANDEZ
    MRS.
    INGENIERO MARIO PEDRO HERNANDEZ
    Thu, Oct 16, 2014
    2014-10-16 10:32 Argentina
    Core and Shell project with public bike scheme adjacent
    in CS v4: Access to quality transit
    1 Sean Hogan
    LEED AP
    RKD Architects
    Thu, Oct 16, 2014
    2014-10-16 06:17 Ireland
    100% OA multiple zones system
    in NC-2009 IEQp1: Minimum IAQ Performance
    881 Charline Seytier
    CEO, Co-owner. LEED AP BD+C
    ThemaVerde, France
    Thu, Oct 16, 2014
    2014-10-16 04:43 Switzerland
    Some question about roof garden.
    in NC 2009 SSc7.2: Heat Island Effect—Roof
    277 Shenhao Li
    Atkins
    Wed, Oct 15, 2014
    2014-10-15 22:28 China
    Regularly Occupied Space + Basement View Access
    in NC 2009 IEQc8.2: Daylight and Views—Views
    399 Ryan Kurlbaum
    CHARLES ROSE ARCHITECTS
    Wed, Oct 15, 2014
    2014-10-15 16:54 United States
    No autosizing of equipment on proposed?
    in NC 2009 EAp2: Minimum Energy Performance
    2,716 Catalina Caballero
    Sustainability Coordinator
    JALRW Eng. Group Inc.
    Wed, Oct 15, 2014
    2014-10-15 16:30 United States
    Vista Users Out of Luck
    in Living with LEED Online - quirks, bugs and hiccups
    137 Cynthia Kaplan
    Principal
    cmk LEED
    Wed, Oct 15, 2014
    2014-10-15 16:22 United States
    Simultaneously encouraging and frustrating...
    in USGBC Rolls Out LEED Dynamic Plaque, Amid Debate
    36 Brian Salazar
    President, LEED AP BD+C
    Entegra Development & Investment, LLC
    Wed, Oct 15, 2014
    2014-10-15 15:46 United States
    Not enough space on MRc4 Form
    in NC v2.2 MRc4: Recycled Content
    171 Heidi Sentivan
    Project Manager
    Cueto Kearney Design
    Wed, Oct 15, 2014
    2014-10-15 12:19 United States
    Is Cradle-to-Cradle Certification acceptable?
    in Schools IEQc4.6: Low-Emitting Materials—Ceiling and Wall Systems
    70 Chris Moore
    Touchstone CPM, Inc.
    Wed, Oct 15, 2014
    2014-10-15 12:13 United States
    Cost!
    in USGBC Rolls Out LEED Dynamic Plaque, Amid Debate
    36 Nena Elise
    Wed, Oct 15, 2014
    2014-10-15 12:10 United States
    More Info on Program is Needed
    in USGBC Rolls Out LEED Dynamic Plaque, Amid Debate
    36 Melissa Wrolstad
    Senior Project Manager
    CodeGreen Solutions
    Wed, Oct 15, 2014
    2014-10-15 11:58 United States
    Green-e equivalency
    in NC-v4: Green power and carbon offsets
    16 LEED Consultant
    Green Building and Alternative Energy
    Wed, Oct 15, 2014
    2014-10-15 11:03 Mexico
    LEED V4 DATA CENTER
    in MPR2: Must be a complete, permanent building or space
    136 Caroline Vallieres
    Wed, Oct 15, 2014
    2014-10-15 10:17 Canada
    GoO equivalency to Green-e Standard
    in NC-v4: Green power and carbon offsets
    16 Paola Moschini
    Architect LEED AP BD+C, ID+C
    MACRO DESIGN STUDIO
    Wed, Oct 15, 2014
    2014-10-15 07:07 Italy
    CS 2009 or CS v4
    in LEED Rating System Selection Q&A
    658 Toni Herena Montull
    Project Engineer
    Aiguasol
    Wed, Oct 15, 2014
    2014-10-15 05:01 Spain
    On-site renewable energy
    in NC 2009 EAp2: Minimum Energy Performance
    2,716 Juliane Muench
    Wed, Oct 15, 2014
    2014-10-15 04:34 Denmark
    Green Cleaning
    in NC 2009 IDc1: Innovation in Design
    546 Stella Stella
    Wed, Oct 15, 2014
    2014-10-15 02:44 Philippines
    LEED V4 DATA CENTER
    in PIf1: Minimum Program Requirements
    116 Caroline Vallieres
    Tue, Oct 14, 2014
    2014-10-14 14:02 Canada
    Lights on Fence around the building
    in CS 2009 SSc8: Light Pollution Reduction
    152 Saud Abdul Rasheed
    Sustainability/LEED Engineer
    Al Yamama Company
    Tue, Oct 14, 2014
    2014-10-14 09:12 Saudi Arabia

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