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
    Lighting Building Area method
    in CS 2009 EAp2: Minimum Energy Performance
    866 Pia Öhrling
    Piacon
    Fri, Oct 31, 2014
    Sweden
    RE: More Info on Program is Needed
    in USGBC Rolls Out LEED Dynamic Plaque, Amid Debate
    32 Renee Azerbegi
    Ambient Energy
    Fri, Oct 31, 2014
    RE: LEED v4 Registration Delay a Mistake
    in LEED 2009 Registration Extended to October 2016
    43 Marcus Sheffer
    LEED Fellow
    7group
    Thu, Oct 30, 2014
    RE: Perimeter Controls
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    219 Michael DeVuono
    Senior Staff Designer
    T&M Associates
    Thu, Oct 30, 2014
    RE: IEQp1:Heating mode
    in NC-2009 IEQp1: Minimum IAQ Performance
    815 Stella Stella
    Thu, Oct 30, 2014
    Use of greywater
    in Pilot Credit 10: Sustainable Wastewater Management
    56 Noriko Yasuhara
    Woonerf Inc.
    Thu, Oct 30, 2014
    Japan
    Classification of handsinks
    in CS 2009 WEc1: Water Efficient Landscaping
    60 Sean Blaevoet
    Mr.
    Guttmann & Blaevoet Consulting Engineers
    Thu, Oct 30, 2014
    United States
    Requirements for Copy/Printer Rooms
    in CS 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    87 Sean Blaevoet
    Mr.
    Guttmann & Blaevoet Consulting Engineers
    Thu, Oct 30, 2014
    United States
    Porcelain Tile - LEED 2009 for Commercial Interiors.
    in CI 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    107 Carla Lopez
    Director of Valuation & Advisory
    CBRE
    Thu, Oct 30, 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
    Mr.
    Guttmann & Blaevoet Consulting Engineers
    Thu, Oct 30, 2014
    United States
    Minimum indoor AQ calculator
    in EBOM-v4: Minimum indoor air quality performance
    4 OSCAR DE LA RED
    LEED AP BD+C
    PROMEC
    Thu, Oct 30, 2014
    RE: More Stringent Local Code Questions
    in CI 2009 EAp2: Minimum Energy Performance
    459 Bernie Hont
    Thu, Oct 30, 2014
    RE: CARB 93120
    in NC 2009 IEQc4.4: Low-Emitting Materials—Composite Wood and Agrifiber Products
    180 Gustavo De las Heras Izquierdo
    Arch. Eng. LEED AP BD+C; O+M
    Revitaliza Consultores
    Thu, Oct 30, 2014
    RE: Should LPD Area match with Gross Project Square Footage?
    in CI 2009 EAc1.1: Optimize Energy Performance—Lighting Power
    89 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Thu, Oct 30, 2014
    Gym sinks- Private or Public?
    in EBOM 2009 WEp1: Minimum Indoor Plumbing Fixture and Fitting Efficiency
    263 Kathryn West
    LEED AP BD+C, O+M, Green Globes Professional, Guiding Principles Compliance Professional
    Energy Ace
    Thu, Oct 30, 2014
    United States
    Title Comments Most Recent Post Location
    RE: No Tenant Fit Out
    in CS 2009 IEQc8.1: Daylight and Views—Daylight
    100 Todd Reed
    Daylight Designer
    7group
    Wed, Oct 8, 2014
    RE: v4 EAp2 Energy savings by cost or units of energy?
    in Hospitality-NC-v4: Minimum energy performance
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Oct 8, 2014
    Pressure flow rates
    in EBOM-v4: Indoor water use reduction
    12 OSCAR DE LA RED
    LEED AP BD+C
    PROMEC
    Wed, Oct 8, 2014
    Ice Makers on LEED 2009 for Retail NC
    in Retail–NC-v2009: Water use reduction
    1 Nic Millard
    Senior Mechanical Engineer
    MPW Engineering
    Tue, Oct 7, 2014
    United States
    RE: Simulate Spatial Daylight Autonomy and Annual Sunlight Exposure
    in NC-v4: Daylight
    17 Kjell Anderson
    Tue, Oct 7, 2014
    Credits from other Rating Systems
    in NC-v4: Innovation
    6 Meredith Elbaum
    The Elbaum Group
    Tue, Oct 7, 2014
    RE: Bio-based products / USDA BioPreferred designation
    in EBOM-v4: Solid waste management - ongoing
    4 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Oct 7, 2014
    Roof Area Clarification
    in CS 2009 SSc7.2: Heat Island Effect—Roof
    96 Maggie Hogan Skaug
    Tue, Oct 7, 2014
    United States
    RE: VOC Compliant Chemicals - IEQ3.3
    in EBOM 2009 IEQc3.3: Green Cleaning—Purchase of Sustainable Cleaning Products and Materials
    133 Garrett Gerst
    Sr Marketing Manager
    Unisource Worldwide
    Tue, Oct 7, 2014
    RE: Different HVAC system in baseline than proposed design- C&S
    in CS 2009 EAc1: Optimize Energy Performance
    254 Marcus Sheffer
    LEED Fellow
    7group
    Tue, Oct 7, 2014
    RE: Achievable or not
    in Healthcare-v2009: Community contaminant prevention - airborne releases
    14 Mara Baum
    Healthcare Sustainable Design Leader, LEED Fellow
    HOK
    Tue, Oct 7, 2014
    RE: Required Manufacturer Documentation for Option 3
    in NC-v4: Building product disclosure and optimization - material ingredients
    8 Nadav Malin
    USGBC LEED Faculty, President
    BuildingGreen, Inc.
    Tue, Oct 7, 2014
    RE: LEED for Healthcare - EAc7 -
    in Pilot Credit 66: Community Contaminant Prevention—Airborne Releases
    10 Nadav Malin
    USGBC LEED Faculty, President
    BuildingGreen, Inc.
    Tue, Oct 7, 2014
    RE: Confused about Perf periods and 2-yr contract for offsite REC's
    in EBOM 2009 EAc4: On-Site and Off-Site Renewable Energy
    93 Kathryn West
    LEED AP BD+C, O+M, Green Globes Professional, Guiding Principles Compliance Professional
    Energy Ace
    Tue, Oct 7, 2014
    CS project without bathrooms and elegible fixtures
    in CS 2009 WEp1: Water Use Reduction—20% Reduction
    188 Maria Isabel Conde
    Owner
    Aqua Terra (Panama) S.A.
    Mon, Oct 6, 2014
    Panama
    RE: 0.2 FC at LEED Site Boundary if adjacent to Ambulance Drop-off?
    in Healthcare-v2009: Light pollution reduction
    15 Bill Swanson
    PE, LEED AP
    Integrated Architecture
    Mon, Oct 6, 2014
    RE: Multi-Purpose Latex Primer/Sealer
    in Schools IEQc4.2: Low-Emitting Materials—Paints and Coatings
    80 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Sun, Oct 5, 2014
    RE: Good news from GBCI!
    in Healthcare-v2009: Sustainably sourced materials and products
    62 Susan Walter
    Sr Project Architect
    Wilmot/Sanz
    Fri, Oct 3, 2014
    RE: MOB - Recycling Calculations
    in Healthcare-v2009: Storage and collection of recyclables
    12 Susan Walter
    Sr Project Architect
    Wilmot/Sanz
    Fri, Oct 3, 2014
    RE: Adhesive- expansion joints
    in Schools IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    33 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Fri, Oct 3, 2014
    Title Comments Most Recent Post Location
    Costa Rica - by LEEDUser Team
    Thu, Sep 18, 2014
    Cuba - by LEEDUser Team
    Thu, Sep 18, 2014
    Dominica - by LEEDUser Team
    Thu, Sep 18, 2014
    Dominican Republic - by LEEDUser Team
    Thu, Sep 18, 2014
    El Salvador - by LEEDUser Team
    Thu, Sep 18, 2014
    Grenada - by LEEDUser Team
    Thu, Sep 18, 2014
    Guatemala - by LEEDUser Team
    Thu, Sep 18, 2014
    Haiti - by LEEDUser Team
    Thu, Sep 18, 2014
    Honduras - by LEEDUser Team
    Thu, Sep 18, 2014
    Jamaica - by LEEDUser Team
    Thu, Sep 18, 2014
    Mexico - by LEEDUser Team
    Thu, Sep 18, 2014
    Hungary - by LEEDUser Team
    Thu, Sep 18, 2014
    Moldova - by LEEDUser Team
    Thu, Sep 18, 2014
    Poland - by LEEDUser Team
    Thu, Sep 18, 2014
    Romania - by LEEDUser Team
    Thu, Sep 18, 2014
    Slovakia - by LEEDUser Team
    Thu, Sep 18, 2014
    Ukraine - by LEEDUser Team
    Thu, Sep 18, 2014
    Antigua and Barbuda - by LEEDUser Team
    Thu, Sep 18, 2014
    Bahamas - by LEEDUser Team
    Thu, Sep 18, 2014
    Kazakhstan - by LEEDUser Team
    Thu, Sep 18, 2014
    Title Comments Most Recent Post Location
    LEED Site boundary – underground parking
    in MPR3: Must use a reasonable site boundary
    200 Robert Himmler
    EGS-plan International GmbH
    Mon, Sep 22, 2014
    Austria
    ITE for elementary school with half day students
    in Schools 2009 SSc4.4: Alternative Transportation—Parking Capacity
    20 April Brown
    Projects Manager
    Institute for the Built Environment
    Mon, Sep 22, 2014
    United States
    Weighted Calculation Spreadsheet verses LEED 2.2 spreadsheet
    in NC v2.2 SSc7.2: Heat Island Effect—Roof
    74 Heidi Sentivan
    Project Manager
    Cueto Kearney Design
    Mon, Sep 22, 2014
    United States
    Athletic Field Definition
    in NC-v4: Outdoor water use reduction
    5 Michelle DiPenti
    Project Coordinator
    HDR, Inc.
    Mon, Sep 22, 2014
    United States
    LEED: Homes eligibility?
    in LEED Rating System Selection Q&A
    613 Erica Downs
    Sustainability & LEED Consultant
    Mon, Sep 22, 2014
    Combined Density
    in NC-v4: Surrounding density and diverse uses
    3 Charalampos Giannikopoulos
    Mon, Sep 22, 2014
    Public use vs Building occupant use
    in CS 2009 SSc4.4: Alternative Transportation—Parking Capacity
    33 Dina Ammar
    Sat, Sep 20, 2014
    Jordan
    changes in appealed credit
    in Review Appeal
    31 Emmanuel Pauwels
    Owner
    Green Living Projects s.l.
    Sat, Sep 20, 2014
    Belgium
    Refrigerants outside of the building, but still on site
    in EBOM 2009 EAp3: Fundamental Refrigerant Management
    64 Levi Jimenez
    Project Manager
    BuildingWise
    Fri, Sep 19, 2014
    United States
    Pressure flow rates
    in EBOM-v4: Indoor water use reduction
    12 OSCAR DE LA RED
    LEED AP BD+C
    PROMEC
    Thu, Sep 18, 2014
    Test Date or Certification Start Date
    in Schools IEQc4.5: Low-Emitting Materials—Furniture and Furnishings
    14 Gabriela G
    Wed, Sep 17, 2014
    RE: Pot washing sink
    in NC 2009 WEp1: Water Use Reduction—20% Reduction
    602 Michelle Rosenberger
    Partner
    ArchEcology, LLC
    Wed, Sep 17, 2014
    Auto Dealership
    in NC 2009 SSc4.4: Alternative Transportation—Parking Capacity
    293 Vince Capogna
    President
    Synergy Green Building Consulting, LLC
    Wed, Sep 17, 2014
    United States
    Ecological Species Consultation in California Coastal Zone
    in ND Plan-v4: Imperiled species and ecological communities
    1 Robyn Vettraino
    President
    verde
    Tue, Sep 16, 2014
    RE: No public water and wastewater infrastructure in the City!!
    in ND-v2009: Smart location
    19 Eliot Allen
    AICP, LEED AP-ND, CNU-A
    Principal, Criterion Planners LEED Faculty, LP TAG
    Tue, Sep 16, 2014
    WinAir Software to Meet Requirement
    in NC 2009 IEQc2: Increased Ventilation
    81 Roberto Meza
    Sustainable Building Consultant
    SPHERA Sustainable Building Consultants
    Tue, Sep 16, 2014
    RE: LEED Volume Program - Submittal Guidance
    in Forum for LEED Volume Program Certification
    10 Ashley Catlett
    USGBC/GBCI
    Mon, Sep 15, 2014
    Citibike for non-residential transients?
    in NC v2.2 SSc4.2: Alternative Transportation—Bicycle Storage and Changing Rooms
    59 BKSK Architect
    BKSK Architects
    Mon, Sep 15, 2014
    2 part flushout?
    in CI 2009 IEQc3.2: Construction IAQ Management Plan—Before Occupancy
    64 Susan Di Giulio
    Project Manager
    Zinner Consultants
    Mon, Sep 15, 2014
    RE: Process energy cost
    in NC-v4: Minimum energy performance
    15 Francesco Passerini
    engineer
    leedme.it
    Mon, Sep 15, 2014
    Title Comments Post date Most Recent Postsort icon Location
    Golf Course Clubhouse Project Advice
    in EBOM 2009 EAc1: Optimize Energy Efficiency Performance
    118 Johanna Hendricks
    Thu, Oct 9, 2014
    2014-10-09 12:40 United States
    Golf Course Clubhouse Project Advice
    in EBOM 2009 EAp2: Minimum Energy Efficiency Performance
    462 Johanna Hendricks
    Thu, Oct 9, 2014
    2014-10-09 12:39 United States
    Golf Course Clubhouse Certification
    in EBOM 2009 EAp1: Energy Efficiency Best Management Practices—Planning, Documentation and Opportunity Assessment
    100 Johanna Hendricks
    Thu, Oct 9, 2014
    2014-10-09 12:18 United States
    Baseline envelope - Existing Buildings (Retrofit)
    in NC 2009 EAp2: Minimum Energy Performance
    2,446 João Costa
    Engineer
    ETRIA
    Thu, Oct 9, 2014
    2014-10-09 10:11 Brazil
    Lose Leed Certification?
    in Start a New LEED Discussion Topic
    141 Tim Meadows
    Thu, Oct 9, 2014
    2014-10-09 09:41 United States
    EB v2.0 questions
    in EBOM 2009 IEQp1: Minimum Indoor Air Quality Performance
    328 Jeannie Rueter
    Green Building Analyst
    Ausonio Incorporated
    Wed, Oct 8, 2014
    2014-10-08 19:10 United States
    Office Transient
    in PIf1: Minimum Program Requirements
    111 Nate Steeber
    LEED Consultant & Designer
    Sol Developments
    Wed, Oct 8, 2014
    2014-10-08 17:02 United States
    No Tenant Fit Out
    in CS 2009 IEQc8.1: Daylight and Views—Daylight
    100 Kimberlyn Caoagas
    Tue, Oct 7, 2014
    2014-10-07 20:09 United States
    Re-applying for a credit approved in Design submittal
    in LEED Reviews: LEED Online, Appeals, Design/Construction Submittals, and more
    608 Shivani Langer
    Project Architect/LEED administrator
    Stantec
    Tue, Oct 7, 2014
    2014-10-07 17:42 United States
    Ice Makers on LEED 2009 for Retail NC
    in Retail–NC-v2009: Water use reduction
    1 Nic Millard
    Senior Mechanical Engineer
    MPW Engineering
    Tue, Oct 7, 2014
    2014-10-07 17:02 United States
    Roof Area Clarification
    in CS 2009 SSc7.2: Heat Island Effect—Roof
    96 Maggie Hogan Skaug
    Tue, Oct 7, 2014
    2014-10-07 15:18 United States
    Exterior lighting power
    in NC 2009 EAp2: Minimum Energy Performance
    2,446 VICTOR MORENO
    TECHNICAL DIRECTOR
    ISOLANA AHORRO ENERGÉTICO SL
    Tue, Oct 7, 2014
    2014-10-07 11:25 Spain
    Different HVAC system in baseline than proposed design- C&S
    in CS 2009 EAc1: Optimize Energy Performance
    254 Ronald Dean
    Sumac Inc.
    Tue, Oct 7, 2014
    2014-10-07 10:53 Colombia
    VOC Compliant Chemicals - IEQ3.3
    in EBOM 2009 IEQc3.3: Green Cleaning—Purchase of Sustainable Cleaning Products and Materials
    133 Jessica Wasmuth
    EMS, Inc.
    Tue, Oct 7, 2014
    2014-10-07 10:48 United States
    Attachments for the Resubmission
    in LEED Reviews: LEED Online, Appeals, Design/Construction Submittals, and more
    608 kelly ryan
    Tue, Oct 7, 2014
    2014-10-07 09:36 United States
    Modeling pump, fan, COP
    in CS 2009 EAp2: Minimum Energy Performance
    865 Hieu Huynh
    Environmental Engineer
    Mon, Oct 6, 2014
    2014-10-06 23:20 Vietnam
    This credit omitted from v4?
    in Healthcare-v2009: Community contaminant prevention - airborne releases
    14 Nadav Malin
    USGBC LEED Faculty, President
    BuildingGreen, Inc.
    Mon, Oct 6, 2014
    2014-10-06 20:54 United States
    Dining Halls
    in NC 2009 EAc4: Enhanced Refrigerant Management
    105 Laura Charlier
    LEED Services Director
    Group14 Engineering
    Mon, Oct 6, 2014
    2014-10-06 15:35 United States
    CS project without bathrooms and elegible fixtures
    in CS 2009 WEp1: Water Use Reduction—20% Reduction
    188 Maria Isabel Conde
    Owner
    Aqua Terra (Panama) S.A.
    Mon, Oct 6, 2014
    2014-10-06 13:49 Panama
    Bio-based products / USDA BioPreferred designation
    in EBOM-v4: Solid waste management - ongoing
    4 Sarah Martinez
    Sustainability Maven
    Eco-Products
    Mon, Oct 6, 2014
    2014-10-06 13:46 United States

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