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
    RE: CxA Experience and energy systems
    in NC 2009 EAp1: Fundamental Commissioning of Building Energy Systems
    236 jorge torres coto
    Building Systems Commissioning Engineer
    Empirical Engineering, LLC
    Fri, Aug 22, 2014
    RE: Shading from Adjacent buildings
    in NC-v4: Minimum energy performance
    4 Marcus Sheffer
    LEED Fellow
    7group
    Fri, Aug 22, 2014
    CO2 sensors in exhaust air duct
    in CS 2009 IEQc1: Outdoor Air Delivery Monitoring
    51 Mathilda Jonsson
    Environmental Certification Engineer (LEED AP BD+C)
    Skanska
    Fri, Aug 22, 2014
    Building Energy Metering - Third Party Source
    in CS v4: Building-level energy metering
    1 Sean Hogan
    LEED AP
    RKD Architects
    Fri, Aug 22, 2014
    RE: Psychrometric Chart and 6.1.1 Documentation
    in NC 2009 IEQc7.1: Thermal Comfort—Design
    191 Omar Katanani
    Fri, Aug 22, 2014
    Average Full Flush and Low Flush
    in Retail–CI-v2009: Water use reduction
    3 Geraldine Assmus
    Sustentator
    Thu, Aug 21, 2014
    RE: LEED NC 2009 for factory buildings
    in NC 2009 EAp2: Minimum Energy Performance
    2,331 Arthur Santos
    Thu, Aug 21, 2014
    Multi-Family Residential Options
    in NC 2009 IEQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    247 Alexis Thompson
    Project Coordinator
    Sellen Sustainability
    Thu, Aug 21, 2014
    RE: Museum/Visitor Center Exhibit rooms
    in NC 2009 IEQc8.1: Daylight and Views—Daylight
    619 Todd Reed
    Daylight Designer
    7group
    Thu, Aug 21, 2014
    Commerical Clothes Washers
    in Start a New LEED Discussion Topic
    124 Laura MacSweeney
    Thu, Aug 21, 2014
    RE: Lights off at 10:00 p.m.
    in CS 2009 SSc8: Light Pollution Reduction
    134 Bill Swanson
    PE, LEED AP
    Integrated Architecture
    Thu, Aug 21, 2014
    RE: Private Bus Service
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    199 Donald Green
    Project Manager
    Sustainable Design Consulting, LLC
    Thu, Aug 21, 2014
    RE: Rotating Lab Equipment and How to Include It?
    in NC 2009 EAc1: Optimize Energy Performance
    1,067 Marcus Sheffer
    LEED Fellow
    7group
    Thu, Aug 21, 2014
    Cork flooring on product doesnt meet Floorscore or CA, but.....
    in CI 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    103 Valerie Molinski
    Director of Sustainability
    Vocon
    Thu, Aug 21, 2014
    RE: LEED Project Boundary
    in MPR3: Must use a reasonable site boundary
    195 Renaud Gay
    Shanghai Pacific Energy Center
    Thu, Aug 21, 2014
    Title Comments Most Recent Post
    RE: CxA Experience and energy systems
    in NC 2009 EAp1: Fundamental Commissioning of Building Energy Systems
    236 jorge torres coto
    Building Systems Commissioning Engineer
    Empirical Engineering, LLC
    Fri, Aug 22, 2014
    RE: Shading from Adjacent buildings
    in NC-v4: Minimum energy performance
    4 Marcus Sheffer
    LEED Fellow
    7group
    Fri, Aug 22, 2014
    CO2 sensors in exhaust air duct
    in CS 2009 IEQc1: Outdoor Air Delivery Monitoring
    51 Mathilda Jonsson
    Environmental Certification Engineer (LEED AP BD+C)
    Skanska
    Fri, Aug 22, 2014
    Building Energy Metering - Third Party Source
    in CS v4: Building-level energy metering
    1 Sean Hogan
    LEED AP
    RKD Architects
    Fri, Aug 22, 2014
    RE: Psychrometric Chart and 6.1.1 Documentation
    in NC 2009 IEQc7.1: Thermal Comfort—Design
    191 Omar Katanani
    Fri, Aug 22, 2014
    Average Full Flush and Low Flush
    in Retail–CI-v2009: Water use reduction
    3 Geraldine Assmus
    Sustentator
    Thu, Aug 21, 2014
    RE: LEED NC 2009 for factory buildings
    in NC 2009 EAp2: Minimum Energy Performance
    2,331 Arthur Santos
    Thu, Aug 21, 2014
    Multi-Family Residential Options
    in NC 2009 IEQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    247 Alexis Thompson
    Project Coordinator
    Sellen Sustainability
    Thu, Aug 21, 2014
    RE: Museum/Visitor Center Exhibit rooms
    in NC 2009 IEQc8.1: Daylight and Views—Daylight
    619 Todd Reed
    Daylight Designer
    7group
    Thu, Aug 21, 2014
    RE: Lights off at 10:00 p.m.
    in CS 2009 SSc8: Light Pollution Reduction
    134 Bill Swanson
    PE, LEED AP
    Integrated Architecture
    Thu, Aug 21, 2014
    RE: Private Bus Service
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    199 Donald Green
    Project Manager
    Sustainable Design Consulting, LLC
    Thu, Aug 21, 2014
    RE: Rotating Lab Equipment and How to Include It?
    in NC 2009 EAc1: Optimize Energy Performance
    1,067 Marcus Sheffer
    LEED Fellow
    7group
    Thu, Aug 21, 2014
    Cork flooring on product doesnt meet Floorscore or CA, but.....
    in CI 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    103 Valerie Molinski
    Director of Sustainability
    Vocon
    Thu, Aug 21, 2014
    RE: LEED Project Boundary
    in MPR3: Must use a reasonable site boundary
    195 Renaud Gay
    Shanghai Pacific Energy Center
    Thu, Aug 21, 2014
    RE: fire supression gas FM200
    in CS 2009 EAc4: Enhanced Refrigerant Management
    42 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Wed, Aug 20, 2014
    Another "is it a roof or is it hardscape" inquiry
    in NC 2009 SSc7.2: Heat Island Effect—Roof
    261 Susan Di Giulio
    Project Manager
    Zinner Consultants
    Wed, Aug 20, 2014
    RE: Building that Meets Requirements but ALSO has Lead Paint
    in NC 2009 SSc3: Brownfield Redevelopment
    95 Larry Sims
    Principal
    Studio4, LLC
    Wed, Aug 20, 2014
    Performance Period and this credit
    in EBOM 2009 MRc6: Solid Waste Management—Waste Stream Audit
    80 Sara Zoumbaris
    Wed, Aug 20, 2014
    EAp1
    in NC v2.2 EAp1: Fundamental Commissioning of Building Energy Systems
    46 Donald Green
    Project Manager
    Sustainable Design Consulting, LLC
    Wed, Aug 20, 2014
    Ductwork
    in NC 2009 IEQc3.1: Construction IAQ Management Plan—During Construction
    104 Megan Bove
    Wed, Aug 20, 2014
    Title Comments Most Recent Post
    Commerical Clothes Washers
    in Start a New LEED Discussion Topic
    124 Laura MacSweeney
    Thu, Aug 21, 2014
    RE: Problems Downloading Project Reports
    in Living with LEED Online - quirks, bugs and hiccups
    135 Barry Giles
    Founder & CEO, USGBC LEED Faculty, LEED AP O+M
    BuildingWise LLC
    Wed, Aug 20, 2014
    RE: Campus-Same master site- LEED NC v4 and LEED EBOM 2009
    in New LEED Guidance for Campuses and Multiple Buildings
    495 FRAGISKOS LEVANTIS
    LEED AP BD+C
    SUSTAIN O.E.
    Tue, Aug 19, 2014
    RE: "closing out" procedure
    in LEED Reviews: LEED Online, Appeals, Design/Construction Submittals, and more
    557 Marcus Sheffer
    LEED Fellow
    7group
    Mon, Aug 18, 2014
    RE: LEED NC or Healthcare for an Oupatient Building with 24h ER
    in LEED Rating System Selection Q&A
    600 Susan Walter
    Sr Project Architect
    Wilmot/Sanz
    Mon, Aug 18, 2014
    RE: CARB and ECO-Certified
    in New Rules for Formaldehyde in IEQc4.4
    7 Nick _
    Architect, LEED AP
    Wed, Aug 13, 2014
    RE: Thanks Tristan!
    in GBCI Invites Direct Inquiries—But Do Your Homework First
    19 Megan Ritchie Saffitz
    Director of LEED Support
    U.S. Green Building Council
    Mon, Aug 11, 2014
    RE: LEED Interpretation: Effective Date
    in Review Comments with Phantom Requirements
    89 Hernando Miranda
    Owner
    Soltierra LLC
    Fri, Aug 8, 2014
    Defering Design credit
    in Defer Credits
    4 Stella Stella
    Thu, Aug 7, 2014
    RE: hotel with restaurant
    in Calculating FTEs
    184 LEEDme STRATEGIE D'IMPRESA
    Mon, Aug 4, 2014
    RE: plaque presentation
    in 17 critical—and misunderstood—LEED terms
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Thu, Jul 31, 2014
    RE: LEED Volume Program - Submittal Guidance
    in Forum for LEED Volume Program Certification
    7 Ashley Catlett
    USGBC/GBCI
    Wed, Jul 30, 2014
    RE: LEED AP BD+C V4
    in Experience Requirement Loosened for LEED v4 AP Exam
    12 Filipe Boni
    Brain
    Wed, Jul 23, 2014
    RE: Project Registration Required
    in A New, More Accessible LEED Online for LEED v4
    10 Megan Sparks
    Manager, Program Integration
    U.S. Green Building Council
    Wed, Jul 23, 2014
    RE: LEED v4 Green Associate
    in 10 Tips for Passing the LEED Green Associate Exam
    57 Tonima Ferdous
    Thu, Jul 17, 2014
    LEED v4 CIR
    in Got Technical Questions on LEED v4?
    54 Charalampos Giannikopoulos
    Mon, Jul 14, 2014
    RE: Large footage residence and threshold adjustment
    in LEED for Homes (LEED-H) Forum
    131 Ann Edminster
    founder/principal
    Design AVEnues LLC
    Tue, Jul 8, 2014
    RE: Licensed Professional Exemption (LPE) - outside of USA
    in Licensed Professional Exemption
    19 Sylvain laporte
    GASD-Co
    Tue, Jul 8, 2014
    RE: Reusing IO credits for recertification
    in Recertification
    58 Barry Giles
    Founder & CEO, USGBC LEED Faculty, LEED AP O+M
    BuildingWise LLC
    Thu, Jul 3, 2014
    LEED Membership Statistics Tool
    in LEED App Store Coming Soon – What's on Your Wish-List?
    4 Spencer Kim
    Mon, Jun 30, 2014
    Title Votes Comments Most Recent Post
    RE: Using School Buses as 2nd Bus Line
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    20 199 David Posada
    Sustainability Manager, SS TAG member
    GBD Architects
    Mon, Nov 19, 2012
    RE: Project is in itself a public transportation system
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    20 199 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Dec 4, 2012
    RE: Exemplary Performance Interpretation
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    20 199 David Posada
    Sustainability Manager, SS TAG member
    GBD Architects
    Mon, Jan 14, 2013
    RE: Transportation on Weekends
    in NC 2009 SSc4.1: Alternative Transportation—Public Transportation Access
    20 199 Donald Green
    Project Manager
    Sustainable Design Consulting, LLC
    Thu, Jul 18, 2013
    RE: EAp2 vs EAc1
    in NC 2009 EAc1: Optimize Energy Performance
    20 1,067 Christopher Schaffner
    Principal & Founder
    The Green Engineer, LLP
    Mon, Feb 8, 2010
    RE: Help needed: Process Energy / Water - 25% Default vs. Actual
    in NC 2009 EAc1: Optimize Energy Performance
    20 1,067 Bill Swanson
    PE, LEED AP
    Integrated Architecture
    Tue, Feb 16, 2010
    EAc1-Overshadowing(LEED v2.2)
    in NC 2009 EAc1: Optimize Energy Performance
    20 1,067 gwenedd murray
    Project Consultant
    Sustainable Design Consulting
    Tue, Feb 15, 2011
    RE: Window U-Factor and SHGC
    in NC 2009 EAc1: Optimize Energy Performance
    20 1,067 Mike Barker
    Principal : Energy / Electrical Engineer
    BuildingPhysics South Africa
    Thu, Jan 20, 2011
    RE: Building types
    in NC 2009 EAc1: Optimize Energy Performance
    20 1,067 Marcus Sheffer
    LEED Fellow
    7group
    Tue, Feb 8, 2011
    Lift Energy assessment in LEED
    in NC 2009 EAc1: Optimize Energy Performance
    20 1,067 Julian Bott
    Principal Design Consultant
    Cundall Hong Kong
    Wed, Feb 9, 2011
    Exceptional Calculation for Baggage Handling System in Airport
    in NC 2009 EAc1: Optimize Energy Performance
    20 1,067 Regina Ng
    Wed, Feb 9, 2011
    RE: Existing Building Envelope Calculations - Help!
    in NC 2009 EAc1: Optimize Energy Performance
    20 1,067 David Hubka
    Director of Operations
    Transwestern Sustainability Services
    Mon, Feb 21, 2011
    RE: Existing Building Renovation w/ a New Addition
    in NC 2009 EAc1: Optimize Energy Performance
    20 1,067 Jonathan Weiss
    Mon, Feb 21, 2011
    RE: Modeling Future Chillers
    in NC 2009 EAc1: Optimize Energy Performance
    20 1,067 David Hubka
    Director of Operations
    Transwestern Sustainability Services
    Thu, Feb 24, 2011
    RE: Capturing heat recapture for absorption dhillers
    in NC 2009 EAc1: Optimize Energy Performance
    20 1,067 David Hubka
    Director of Operations
    Transwestern Sustainability Services
    Wed, Mar 2, 2011
    RE: Baseline Building Envelope requirements
    in NC 2009 EAc1: Optimize Energy Performance
    20 1,067 Marcus Sheffer
    LEED Fellow
    7group
    Wed, Mar 9, 2011
    RE: Weather data
    in NC 2009 EAc1: Optimize Energy Performance
    20 1,067 Xavi B
    Sat, Mar 12, 2011
    RE: Variable Speed Fan Coil Unit
    in NC 2009 EAc1: Optimize Energy Performance
    20 1,067 James Chueh
    Tue, Nov 15, 2011
    EAC1 Credit Information
    in NC 2009 EAc1: Optimize Energy Performance
    20 1,067 Sari Kujawa
    Mechanical Engineer
    Wojcieszak
    Wed, Sep 21, 2011
    RE: EAC1 Credit Information
    in NC 2009 EAc1: Optimize Energy Performance
    20 1,067 Sari Kujawa
    Mechanical Engineer
    Wojcieszak
    Mon, Oct 3, 2011
    Title Comments Most Recent Post
    Contract through Design Team - conflicting information
    in NC 2009 EAp1: Fundamental Commissioning of Building Energy Systems
    236 Rory Cousino
    Commissioning Group Manager
    Four Seasons Environmental
    Fri, Aug 22, 2014
    Survey Completion
    in CI 2009 IEQc7.2: Thermal Comfort—Verification
    18 Elliot Young
    Fri, Aug 22, 2014
    CO2 sensors in exhaust air duct
    in CS 2009 IEQc1: Outdoor Air Delivery Monitoring
    51 Mathilda Jonsson
    Environmental Certification Engineer (LEED AP BD+C)
    Skanska
    Fri, Aug 22, 2014
    Building Energy Metering - Third Party Source
    in CS v4: Building-level energy metering
    1 Sean Hogan
    LEED AP
    RKD Architects
    Fri, Aug 22, 2014
    Average Full Flush and Low Flush
    in Retail–CI-v2009: Water use reduction
    3 Geraldine Assmus
    Sustentator
    Thu, Aug 21, 2014
    Multi-Family Residential Options
    in NC 2009 IEQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    247 Alexis Thompson
    Project Coordinator
    Sellen Sustainability
    Thu, Aug 21, 2014
    Commerical Clothes Washers
    in Start a New LEED Discussion Topic
    124 Laura MacSweeney
    Thu, Aug 21, 2014
    LEEDv4 MPRs - Definition of Single Building
    in Start a New LEED Discussion Topic
    124 Kacy Wander
    Sustainability Coordinator
    JacobsWyper Architects
    Thu, Aug 21, 2014
    Cork flooring on product doesnt meet Floorscore or CA, but.....
    in CI 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    103 Valerie Molinski
    Director of Sustainability
    Vocon
    Thu, Aug 21, 2014
    Old HVAC equipment transferred from other site
    in NC 2009 EAp2: Minimum Energy Performance
    2,331 Yastimy Jupson
    Green Building Consultant
    Thu, Aug 21, 2014
    land that may be excluded from LEED project boundary....
    in MPR3: Must use a reasonable site boundary
    195 Michael Johnson
    Architect
    Chenevert Architects
    Wed, Aug 20, 2014
    Another "is it a roof or is it hardscape" inquiry
    in NC 2009 SSc7.2: Heat Island Effect—Roof
    261 Susan Di Giulio
    Project Manager
    Zinner Consultants
    Wed, Aug 20, 2014
    Performance Period and this credit
    in EBOM 2009 MRc6: Solid Waste Management—Waste Stream Audit
    80 Sara Zoumbaris
    Wed, Aug 20, 2014
    EAp1
    in NC v2.2 EAp1: Fundamental Commissioning of Building Energy Systems
    46 Donald Green
    Project Manager
    Sustainable Design Consulting, LLC
    Wed, Aug 20, 2014
    Ductwork
    in NC 2009 IEQc3.1: Construction IAQ Management Plan—During Construction
    104 Megan Bove
    Wed, Aug 20, 2014
    Outdoor air requirements in corridors
    in NC-2009 IEQp1: Minimum IAQ Performance
    752 Pedro Ribeiro
    Director of Sustainability
    Edifícios Saudáveis Consultores
    Wed, Aug 20, 2014
    Thresholds, Prerequisites, Lease Language, 10102
    in MPR2: Must be a complete, permanent building or space
    112 Katie Peterschmidt
    Associate Director, CORE Steward
    Cooper Carry
    Tue, Aug 19, 2014
    FTE calculation for a Dorm
    in PIf3: Occupant and Usage Data
    187 Nena Elise
    Tue, Aug 19, 2014
    Please update checklist above
    in NC 2009 IEQc1: Outdoor Air Delivery Monitoring
    239 Lyle Axelarris
    Civil/Structural Engineer, LEED AP BD+C, O+M
    Design Alaska
    Tue, Aug 19, 2014
    Commissioning and CO now
    in Start a New LEED Discussion Topic
    124 john mia
    Tue, Aug 19, 2014

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