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
    Stormwater rate and quantity calculation for case 1
    in NC 2009 SSc6.1: Stormwater Design—Quantity Control
    207 sona prajapati
    Mon, Sep 1, 2014
    RE: On-site waste water treatment
    in NC-v4: Indoor water use reduction
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Sun, Aug 31, 2014
    Urban agriculture in high density, zero lot line project.
    in NC 2009 SSc5.1: Site Development—Protect or Restore Habitat
    207 Nadia Ayala
    Architect / LEED AP BD+C
    KILTIK Consultoría
    Sun, Aug 31, 2014
    RE: VOC Testing - ISO EU Standard
    in NC v2.2 EQc4.2: Low-Emitting Materials—Paints and Coatings
    90 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Sun, Aug 31, 2014
    RE: VOC Testing - ISO EU Standard
    in NC 2009 IEQc4.2: Low-Emitting Materials—Paints and Coatings
    449 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Sun, Aug 31, 2014
    Ashrae 90.1.2010, HVAC Table 6.8.1.C Water Chiling Packages Eff.
    in NC 2009 EAc1: Optimize Energy Performance
    1,070 RUMI ENGINEER
    Sun, Aug 31, 2014
    RE: Open passage to copy room
    in NC v2.2 EQc5: Indoor Chemical and Pollutant Source Control
    92 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Sat, Aug 30, 2014
    Qualification for Credit
    in EBOM 2009 SSc6: Stormwater Quantity Control
    61 Wendy Lao
    LEED Sustainability Intern
    County of Santa Clara
    Fri, Aug 29, 2014
    Reclaimed water
    in EBOM-v4: Outdoor water use reduction
    1 Alexa Stone
    ecoPreserve - Building Sustainbility
    Fri, Aug 29, 2014
    RE: Option 1 plus Option 2?
    in NC 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    308 Michelle Rosenberger
    Partner
    ArchEcology, LLC
    Fri, Aug 29, 2014
    RE: GREENGUARD Gold (formerly Children & Schools), CA 01350, CARB II
    in NC 2009 IEQc4.4: Low-Emitting Materials—Composite Wood and Agrifiber Products
    171 Lawrence Lile
    Chief Engineer
    Lile Engineering LLC
    Fri, Aug 29, 2014
    RE: What about buildings occupying the whole site?
    in NC 2009 SSc7.1: Heat Island Effect—Nonroof
    224 LEEDme STRATEGIE D'IMPRESA
    Fri, Aug 29, 2014
    reused water for cooling towers and process saving
    in NC 2009 WEc3: Water Use Reduction
    99 Renaud Gay
    Shanghai Pacific Energy Center
    Fri, Aug 29, 2014
    RE: Energy Modeling for Casino
    in NC 2009 EAp2: Minimum Energy Performance
    2,347 Marcus Sheffer
    LEED Fellow
    7group
    Thu, Aug 28, 2014
    RE: Post occupancy installation of photovoltaics as an appeal
    in NC 2009 EAc2: On-Site Renewable Energy
    197 Marcus Sheffer
    LEED Fellow
    7group
    Thu, Aug 28, 2014
    Title Comments Most Recent Post
    RE: Minimum square area for facility alteration/ addition
    in EBOM 2009 IEQc1.5: IAQ Best Management Practices—IAQ Management for Facility Alterations and Additions
    37 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Nov 4, 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: Lease Duration
    in CI 2009 MRc1.1: Tenant Space—Long-Term Commitment
    35 Michelle Rosenberger
    Partner
    ArchEcology, LLC
    Mon, Nov 4, 2013
    RE: Corrective Action for Thermal Comfort Survey
    in Schools 2009 IEQc7.2: Thermal Comfort—Verification
    10 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    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.
    Mon, Nov 4, 2013
    RE: can we get credit for a future cistern?
    in NC v2.2 WEc2: Innovative Wastewater Technologies
    9 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Nov 4, 2013
    RE: Corrective Action Plan Cutoff
    in NC v2.2 EQc7.2: Thermal Comfort—Verification
    19 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Nov 4, 2013
    RE: CO2 monitoring densely occupied spaces, exemption rooms <150 sf
    in CS v4: Enhanced indoor air quality strategies
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Nov 4, 2013
    RE: EXTRACTION DUCTS AND FANS
    in CS 2009 IEQc3: Construction IAQ Management Plan—During Construction
    26 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Nov 4, 2013
    RE: Irrigation Credit
    in Homes-v2008: Landscaping
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Nov 4, 2013
    RE: Wet mineral wool on spandrel
    in CI 2009 IEQc3.1: Construction IAQ Management Plan—During Construction
    18 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Apr 23, 2014
    RE: Basic learning...
    in Pilot Credit 17: Cooling Tower Water Use
    26 Kath Williams
    LEED Fellow 2011, Principal
    Kath Williams + Associates
    Thu, Oct 31, 2013
    RE: Purchase of Used Furniture
    in EBOM-2009: Sustainable purchasing - furniture
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Oct 30, 2013
    VRP Compliance Calculator Error
    in Healthcare-v2009: Minimum indoor air quality performance
    9 Kevin Chow
    Mechanical Engineer
    Thu, Oct 24, 2013
    RE: Btu / sf / year ? Non default MEI.
    in NC v2.2 EAc2: On-Site Renewable Energy
    43 Karen Chan
    Architect
    HMC Architects
    Wed, Oct 23, 2013
    Title Comments Most Recent Post
    Standard 189 Integrated into New Green Construction Code - by Tristan Roberts
    Tue, Mar 16, 2010
    RE: You answered your own question
    in CI 2009 ID C2.0-LEED Accredited Professional
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Mar 15, 2010
    Landscape Water irrigation Calculation - by Surenthira Stephe...
    Sun, Mar 14, 2010
    RE: LEED Online project registration number
    in project registration number
    2 Rachael McClain
    Fri, Mar 12, 2010
    RE: Need 1 FTE to meet Minimum Program Requirements (MPRs)
    in FTE for Parking Garage project
    3 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Mar 12, 2010
    RE: Temporary wood structures and MRc7: Certified Wood
    in Wood products that are only used temporarily!
    3 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Mar 10, 2010
    RE: CI in a certified CS building
    in CI in a certified CS building
    2 Leticia SooHoo
    Green Building Consultant
    soohoocity
    Wed, Mar 10, 2010
    LEED-NC v2.2 requirements compared to LEED v2009 - by Tristan Roberts
    Wed, Mar 10, 2010
    Mister Tristan Talks LEED – Episode #1 - by Tristan Roberts
    Mon, Mar 8, 2010
    RE: EBOM Templates
    in EBOM-2009 Sample Template
    3 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Mar 8, 2010
    Norwegian Standard
    in Use of Standard ASHRAE vs NS - Norwegian Standard
    1 Christopher Schaffner
    Principal & Founder
    The Green Engineer, LLP
    Fri, Mar 5, 2010
    The Best UNLOCKED LEED 2009 credit checklists - by Tristan Roberts
    Fri, Feb 28, 2014
    RE: No hard rules
    in Transient and Peak
    2 Jean Marais
    b.i.g. Bechtold DesignBuilder Expert
    Wed, Mar 3, 2010
    CSI section?
    in Playground equipment
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Mar 2, 2010
    RE: Divisions 31 and 32 should be included
    in CSI specification sections 3–10 only?
    6 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Mar 1, 2010
    Low emtting materials - measurement - by André Knutsson
    Thu, Feb 18, 2010
    RE: The term "Registered" in the US
    in Registered Civil Engineer
    4 Jean Marais
    b.i.g. Bechtold DesignBuilder Expert
    Wed, Feb 17, 2010
    Multiple Buildings in LEED-EB: O&M
    in Multiple Buildings in LEED-EB: O&M
    3 Chris Nixon
    Manager, Sustainable Solutions
    BRSC
    Tue, Feb 16, 2010
    You Choose the LEED Project Boundary
    in One site, Multiple Buildings
    2 Sherry Bonelli
    LEED Project Manager/Consultant
    BudSprout LLC -- SucceedAtLEED.com
    Mon, Feb 15, 2010
    treat terraces like roof
    in How are roof terraces defined under LEED SSc7.2 for SRI calculations?
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Mar 24, 2010
    Title Votes Comments Most Recent Post
    RE: GFA Defination
    in LEED Minimum Program Requirements
    82 440 Donald R. Able
    Director of Sustainability
    BSA LifeStructures
    Thu, Feb 16, 2012
    Off-site sorting and land clearing debris
    in CS 2009 MRc2: Construction Waste Management
    82 62 mark peternell
    Tue, Sep 28, 2010
    SRECs
    in NC v2.2 EAc2: On-Site Renewable Energy
    82 43 Michelle Cottrell
    President
    Design Management Services
    Thu, Aug 26, 2010
    RE: SRECs
    in NC v2.2 EAc2: On-Site Renewable Energy
    82 43 Shillpa Singh
    Senior Sustainability Manager
    YR&G
    Mon, Aug 30, 2010
    RE: WEc2 Form
    in EBOM 2009 WEc2: Additional Indoor Plumbing Fixture and Fitting Efficiency
    82 51 Paul C
    Mon, Sep 20, 2010
    Combined Stalls
    in NC 2009 SSc4.4: Alternative Transportation—Parking Capacity
    81 290 Curt Pascoe
    P.E., LEED AP BD+C
    Ryan Companies US, Inc.
    Tue, Feb 7, 2012
    EA credit 3.2 & EA Pre-requisite 1- Submetering
    in EBOM 2009 EAp1: Energy Efficiency Best Management Practices—Planning, Documentation and Opportunity Assessment
    81 98 Paola Figueiredo, Newton Figueiredo
    SustentaX
    Tue, Aug 9, 2011
    SPECIAL CIRCUMSTANCES?
    in Living with LEED Online - quirks, bugs and hiccups
    81 136 Jean Marais
    b.i.g. Bechtold DesignBuilder Expert
    Tue, Sep 28, 2010
    RE: Does hotel type building can achieve this credit?
    in NC 2009 IEQc7.2: Thermal Comfort—Verification
    81 95 Christopher Schaffner
    Principal & Founder
    The Green Engineer, LLP
    Thu, Sep 9, 2010
    BLDG CLASSIFICATION
    in Calculating FTEs
    81 184 Juan David
    Pres. CEO
    JCD ARCHITECT, INC
    Tue, Feb 11, 2014
    RE: definition of "bus line" vs. "bus stop"
    in CI 2009 SSc3.1: Alternative Transportation—Public Transportation Access
    81 43 Simon S.
    SL+A International, Taipei
    Wed, Aug 25, 2010
    RE: Natural Gas Use
    in EBOM 2009 EAc1: Optimize Energy Efficiency Performance
    81 117 Jenny Carney
    Principal
    YR&G
    Fri, Jan 21, 2011
    RE: printer rooms in tenant scope of work
    in CS 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    81 85 Susie Spivey-Tilson
    Project Management Sustainability Services
    CBRE
    Mon, Aug 30, 2010
    Negative Pressure Differential Requirement
    in CS 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    81 85 Omar Katanani
    Tue, Jun 21, 2011
    RE: Thanks!
    in A Guide to the Key LEED BD&C v2009 Addenda - NC, CS, Schools
    81 51 Kacy Wander
    Sustainability Coordinator
    JacobsWyper Architects
    Wed, Jul 25, 2012
    RE: Ashrae 90.1 2004 Residential Interpretation.
    in NC v2.2 EAp2: Minimum Energy Performance
    81 221 Marcus Sheffer
    LEED Fellow
    7group
    Mon, Feb 11, 2013
    Staging Flush Out.
    in NC v2.2 EQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    81 141 Clio Rayner
    Architect
    GSBS Architects
    Mon, Sep 27, 2010
    RE: PIEACP compliance path
    in Schools IEQc4.3: Low-Emitting Materials—Flooring Systems
    81 28 Lauren Sparandara
    Sustainability Manager
    Google
    Mon, Jul 25, 2011
    Blinds
    in CI 2009 MRc4: Recycled Content
    81 153 Ryan Fairchild
    Engineer
    Facility Strategies Group
    Thu, Sep 9, 2010
    RE: All weather pathways?
    in Pilot Credit 9: Street Network
    81 67 Batya Metalitz
    Manager, LEED Technical Development
    USGBC
    Tue, Sep 28, 2010
    Title Comments Most Recent Post
    EAp2/EAc1 - Case 2 Option 2b
    in EBOM 2009 EAp2: Minimum Energy Efficiency Performance
    453 Peter Locke
    Sustainability Consulting Director
    McKinstry
    Fri, Apr 19, 2013
    Interior vegetation
    in NC 2009 WEc1: Water Efficient Landscaping
    353 Albert Sagrera
    Architect
    Societat Organica
    Fri, Apr 19, 2013
    suspiciously high savings in auxillary power
    in CS 2009 EAc1: Optimize Energy Performance
    252 shashank jain
    Environmental Analyst
    BDSP Partnership
    Fri, Apr 19, 2013
    Cafeteria/Training Room: Regurlarly Occupied Area?
    in PIf3: Occupant and Usage Data
    187 Alejandro Rivera Rivera
    Sustainability Coordinator
    Studio Domus
    Thu, Apr 18, 2013
    Spaces smaller than 3000ft2
    in Vestibules in 90.1-2007 and LEED 3.0 Projects
    12 Emmanuel Pauwels
    Owner
    Green Living Projects s.l.
    Tue, Apr 16, 2013
    Providing verification that there will be side stream filtration
    in Pilot Credit 17: Cooling Tower Water Use
    26 Sara Greenwood
    Green Building Consultant
    Cadmus Group
    Mon, Apr 15, 2013
    Current Regs?
    in Pilot Credit 66: Community Contaminant Prevention—Airborne Releases
    9 Robert Millspaugh
    Fri, Apr 12, 2013
    New USGBC searchable database..
    in Key LEED Interpretations
    4 Lewis Hewton
    Cundall
    Thu, Apr 11, 2013
    Test
    in NC v2.2 EQc6.2: Controllability of Systems—Thermal Comfort
    67 Catalina Caballero
    Sustainability Coordinator
    JALRW Eng. Group Inc.
    Thu, Apr 11, 2013
    Evapotranspiration rate units?
    in NC 2009 WEc1: Water Efficient Landscaping
    353 E H
    Sustainability Architect
    Thu, Apr 11, 2013
    Flush-out Spreadsheet?
    in NC v2.2 EQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    141 James Houston
    Thu, Apr 11, 2013
    "Keep Calm and Do Your Homework"
    in GBCI Invites Direct Inquiries—But Do Your Homework First
    19 deborah lucking
    associate
    fentress architects
    Wed, Apr 10, 2013
    Air Curtain for Building in Climate Zone 3A
    in Vestibules in 90.1-2007 and LEED 3.0 Projects
    12 Shenhao Li
    Atkins
    Mon, Apr 8, 2013
    Calculating FTE- LEED for Healthcare
    in PIf3: Occupant and Usage Data
    187 Catherine Blakemore
    Architect, LEED AP BC+D
    HOLT Architects
    Mon, Apr 8, 2013
    Hi all, (I posted this
    in LEED Rating System Selection Q&A
    602 Diaa Madkour
    Architect
    Sun, Apr 7, 2013
    Full list of
    in Key LEED Interpretations
    4 Michael E. Edmonds-Bauer
    Edmonds International
    Sat, Apr 6, 2013
    LEED for Multi-Family Homes Bicycle Security
    in Pilot Credit 13: Bicycle Network, Storage, and Changing Rooms
    35 Nicole Koedyker
    Sat, Apr 6, 2013
    waterless urinals
    in Pilot Credit 10: Sustainable Wastewater Management
    54 Emmanuel Pauwels
    Owner
    Green Living Projects s.l.
    Thu, Apr 4, 2013
    Trace Modeling for Carrier Infinity-V speed heat pumps ??
    in NC 2009 EAc1: Optimize Energy Performance
    1,070 Robert Sutton
    P.E., C.E.M, President/Owner
    Sutton Engineered Systems, Inc.
    Thu, Apr 4, 2013
    Documents/ details needed for alternative compliance path
    in NC 2009 EAp3: Fundamental Refrigerant Management
    53 Mark Meaders
    Sustainable Design Project Manager
    HDR Architecture, Inc.
    Thu, Apr 4, 2013

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