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: Not enough space on MRc4 Form
    in NC v2.2 MRc4: Recycled Content
    157 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Fri, Oct 24, 2014
    RE: Actual Material Cost vs. Material Cost: what's the difference?
    in NC 2009 MRc4: Recycled Content
    480 Michelle Reott
    LEED AP BD+C, ID+C, O+M, Managing Principal
    Earthly Ideas LLC
    Fri, Oct 24, 2014
    RE: Building Components
    in NC 2009 MRc2: Construction Waste Management
    344 Michelle Reott
    LEED AP BD+C, ID+C, O+M, Managing Principal
    Earthly Ideas LLC
    Fri, Oct 24, 2014
    Commercial Kitchens
    in NC-2009 IEQp1: Minimum IAQ Performance
    802 Lawrence Lile
    Chief Engineer
    Lile Engineering LLC
    Fri, Oct 24, 2014
    RE: Road runs through site
    in NC 2009 SSc8: Light Pollution Reduction
    555 Bill Swanson
    PE, LEED AP
    Integrated Architecture
    Fri, Oct 24, 2014
    RE: Commissioning of renewable energy systems
    in NC-2009 EAc3: Enhanced Commissioning
    258 Susan Walter
    Sr Project Architect
    Wilmot/Sanz
    Fri, Oct 24, 2014
    RE: Energy saving in the hot water system with low flow fixture
    in CS 2009 EAp2: Minimum Energy Performance
    860 Marcus Sheffer
    LEED Fellow
    7group
    Fri, Oct 24, 2014
    RE: Green Associate vs. AP exam materials
    in LEED AP EB O+M Exam
    5 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Oct 24, 2014
    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
    Ice-cream factory with sub-zero working conditions
    in NC 2009 IEQc7.1: Thermal Comfort—Design
    195 André Harms
    Ecolution Consulting
    Fri, Oct 24, 2014
    South Africa
    RE: Selection of HVAC Baseline System
    in NC 2009 EAp2: Minimum Energy Performance
    2,439 Francesco Passerini
    engineer
    leedme.it
    Fri, Oct 24, 2014
    RE: LEED v4 rating systems being translated to Spanish
    in Latin America and the Caribbean
    9 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Oct 24, 2014
    RE: Stair nosing
    in NC 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    321 Yuko Murata
    Architect, LEED AP BD+C
    Nikken Sekkei
    Thu, Oct 23, 2014
    Is there a occupancy % under 100% that is still considered 100%?
    in PIf3: Occupant and Usage Data
    3 Blair Seibert
    Principal, Architect
    Verde Concepts, Inc.
    Thu, Oct 23, 2014
    United States
    RE: LEED: Homes eligibility?
    in LEED for Homes (LEED-H) Forum
    135 Erica Downs
    Sustainability & LEED Consultant
    Thu, Oct 23, 2014
    United States
    Title Comments Most Recent Post Location
    RE: Not enough space on MRc4 Form
    in NC v2.2 MRc4: Recycled Content
    157 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE ∙ Sustainability ∙ Construction ∙ Specifications
    Fri, Oct 24, 2014
    RE: Actual Material Cost vs. Material Cost: what's the difference?
    in NC 2009 MRc4: Recycled Content
    480 Michelle Reott
    LEED AP BD+C, ID+C, O+M, Managing Principal
    Earthly Ideas LLC
    Fri, Oct 24, 2014
    RE: Building Components
    in NC 2009 MRc2: Construction Waste Management
    344 Michelle Reott
    LEED AP BD+C, ID+C, O+M, Managing Principal
    Earthly Ideas LLC
    Fri, Oct 24, 2014
    Commercial Kitchens
    in NC-2009 IEQp1: Minimum IAQ Performance
    802 Lawrence Lile
    Chief Engineer
    Lile Engineering LLC
    Fri, Oct 24, 2014
    RE: Road runs through site
    in NC 2009 SSc8: Light Pollution Reduction
    555 Bill Swanson
    PE, LEED AP
    Integrated Architecture
    Fri, Oct 24, 2014
    RE: Commissioning of renewable energy systems
    in NC-2009 EAc3: Enhanced Commissioning
    258 Susan Walter
    Sr Project Architect
    Wilmot/Sanz
    Fri, Oct 24, 2014
    RE: Energy saving in the hot water system with low flow fixture
    in CS 2009 EAp2: Minimum Energy Performance
    860 Marcus Sheffer
    LEED Fellow
    7group
    Fri, Oct 24, 2014
    Ice-cream factory with sub-zero working conditions
    in NC 2009 IEQc7.1: Thermal Comfort—Design
    195 André Harms
    Ecolution Consulting
    Fri, Oct 24, 2014
    South Africa
    RE: Selection of HVAC Baseline System
    in NC 2009 EAp2: Minimum Energy Performance
    2,439 Francesco Passerini
    engineer
    leedme.it
    Fri, Oct 24, 2014
    RE: Stair nosing
    in NC 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    321 Yuko Murata
    Architect, LEED AP BD+C
    Nikken Sekkei
    Thu, Oct 23, 2014
    Is there a occupancy % under 100% that is still considered 100%?
    in PIf3: Occupant and Usage Data
    3 Blair Seibert
    Principal, Architect
    Verde Concepts, Inc.
    Thu, Oct 23, 2014
    United States
    RE: Uplight - homemade U0 luminaire
    in NC-v4: Light pollution reduction
    7 Gustavo De las Heras Izquierdo
    Arch. Eng. LEED AP BD+C; O+M
    Revitaliza Consultores
    Thu, Oct 23, 2014
    RE: IDF curves
    in NC 2009 SSc6.1: Stormwater Design—Quantity Control
    218 Michael DeVuono
    Senior Staff Designer
    T&M Associates
    Thu, Oct 23, 2014
    RE: Residential Switched Receptacles
    in NC 2009 IEQc6.1: Controllability of Systems—Lighting
    287 Alexis Thompson
    Project Coordinator
    Sellen Sustainability
    Thu, Oct 23, 2014
    RE: Medical Center MRI, CT Scan Rooms
    in NC 2009 IEQc8.1: Daylight and Views—Daylight
    636 Todd Reed
    Daylight Designer
    7group
    Thu, Oct 23, 2014
    RE: Modeling Laboratory Systems
    in NC 2009 EAc1: Optimize Energy Performance
    1,096 Julia Weatherby
    Senior Mechanical Engineer
    Lindgren & Sharples, P.C.
    Thu, Oct 23, 2014
    RE: The missing point
    in NC 2009 IEQc7.2: Thermal Comfort—Verification
    99 Angelica Ospina Alvarado
    Wed, Oct 22, 2014
    Colombia
    RE: MPR #6
    in PIf1: Minimum Program Requirements
    3 Sadie Martin
    Wed, Oct 22, 2014
    Redoing MRT measurements after preliminary review
    in EBOM 2009 IEQc2.3: Occupant Comfort—Thermal Comfort Monitoring
    26 American University
    Sustainability
    American University
    Wed, Oct 22, 2014
    BAS - whole building
    in EBOM 2009 EAc3.1: Performance Measurement—Building Automation System
    34 Melissa Schifman
    Principal
    Sustology
    Wed, Oct 22, 2014
    United States
    Title Comments Most Recent Post Location
    VOC Budget Method saved the day!
    in Top-10 LEED Snafus.... And Tips to Avoid Them
    2 Andrea Anderson
    Architectural Designer
    Sun, Feb 14, 2010
    RE: How are fees determined?
    in LEED registration and certification fees
    4 Ben Stanley
    Sustainability Manager
    YRG sustainability
    Fri, Jan 29, 2010
    RE: Thank you very much. Your
    in Required Signatory
    3 Shannon Gray
    Consultant
    YRG sustainability
    Sun, Feb 14, 2010
    Seems like one rack is okay
    in CI SS C3.2- Bicycle Storage and Changing Rooms
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Sun, Feb 14, 2010
    As a CIR?
    in Can LEED NC 2009 credits be applied to Schools 2009 certification and vice versa?
    1 Joshua Radoff
    Principal, LEEDuser Primary Author
    YRG sustainability
    Sun, Feb 14, 2010
    NC2.2 EQc6.1 & EQc6.2 - Do the shared multi-occupant spaces need
    in NC2.2 EQc6.1 & EQc6.2 - Do the shared multi-occupant spaces need to match between credits?
    1 Shannon Gray
    Consultant
    YRG sustainability
    Sun, Feb 14, 2010
    LEED NC2.2 SSc4.3 & AGMBC
    in LEED NC2.2 SSc4.3 & AGMBC
    1 Steve Loppnow
    Sustainability Manager
    YR&G
    Sun, Feb 14, 2010
    Thread in IEQc3.2
    in Flush Out & Off Gassing
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Jan 5, 2010
    RE: re: BIRC
    in EBOM 2009 IEQc3.6 IPM - Are the "least toxic" products listed by the BIRC LEED compliant?
    2 Drew Johnson
    LEED AP O+M
    Mon, Dec 28, 2009
    LEED CS - Version 2.0
    in LEED CS - Version 2.0
    1 Shannon Gray
    Consultant
    YRG sustainability
    Wed, Dec 2, 2009
    SSc8 is really 3 credits?
    in If you could invent a new credit, what would it be?
    1 LEEDuser Live from Greenbuild
    Wed, Nov 11, 2009
    Title Comments Most Recent Post Location
    Project Information (PI) forums
    in Project Information form
    45 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Nov 21, 2012
    RE: LEED 2009 for Schools - EAp2 - Option 2 - Applicable AEDG
    in Schools 2009 EAp2: Minimum Energy Performance
    59 Marcus Sheffer
    LEED Fellow
    7group
    Tue, Nov 20, 2012
    RE: Absorptive Materials
    in NC 2009 IEQc3.1: Construction IAQ Management Plan—During Construction
    112 Michelle Halle Stern
    LEED Fellow
    The Green Facilitator
    Thu, Nov 15, 2012
    Electric Bike Fleets are ZEV's so...
    in Healthcare-v2009: Alternative transportation - bicycle storage and changing rooms
    1 John Chinnery
    Fleet Facilitator
    Small Planet E Vehicles
    Thu, Nov 15, 2012
    RE: Licensed Professional Exemption (LPE) - outside of USA
    in Licensed Professional Exemption
    19 Sylvain laporte
    GASD-Co
    Thu, Nov 15, 2012
    Pilot Credit 34 Update
    in Pilot Credit 34: Design for Adaptability
    10 Sandy Chung
    Senior Associate, Senior Designer
    TCA Architects
    Fri, Nov 9, 2012
    RE: Categories and prescriptive path alternate option
    in GBCI Streamlines LEED Credentialing, Offers New Window for Legacy LEED APs
    47 Erin Emery Hartz
    Manager, Marketing & Product Development
    U.S. Green Building Council
    Wed, Nov 7, 2012
    RE: IEQc5 - Average Pascal Calculation
    in CS 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    86 Elise LaPaglia
    Intern Architect
    HKS, Inc.
    Tue, Nov 6, 2012
    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.
    Tue, Nov 6, 2012
    Pilot Credit 34 Update
    in Pilot Credit 34: Design for Adaptability
    10 Sandy Chung
    Senior Associate, Senior Designer
    TCA Architects
    Tue, Nov 6, 2012
    RE: Categories and prescriptive path alternate option
    in GBCI Streamlines LEED Credentialing, Offers New Window for Legacy LEED APs
    47 Erin Emery Hartz
    Manager, Marketing & Product Development
    U.S. Green Building Council
    Sat, Nov 3, 2012
    PC 9 - Open & Connected Community
    in Pilot Credit 9: Street Network
    67 michael kollman
    Fri, Nov 2, 2012
    Commercial Kitchens
    in NC-2009 IEQp1: Minimum IAQ Performance
    802 Lawrence Lile
    Chief Engineer
    Lile Engineering LLC
    Thu, Nov 1, 2012
    RE: A few comments...
    in LEED v4 Public Comment Forum - LEED Takes a New Direction
    98 Brian McCallister
    Thu, Nov 1, 2012
    Pilot credit # 45
    in Pilot Credit 45: Site Assessment
    16 Devani PERERA
    Green Building Consultant
    ELAN
    Mon, Oct 29, 2012
    France
    RE: 6.5.3.1 Fan power limitation for a VRF + DOAS system
    in CI 2009 EAp2: Minimum Energy Performance
    458 Zonda E. Team
    Zonda Engineering
    Sat, Oct 27, 2012
    Golf Course Clubhouse Project Advice
    in EBOM 2009 EAp2: Minimum Energy Efficiency Performance
    458 Johanna Hendricks
    Thu, Oct 25, 2012
    United States
    RE: A few comments...
    in LEED v4 Public Comment Forum - LEED Takes a New Direction
    98 Brian McCallister
    Thu, Oct 25, 2012
    RE: Occupancy Sensors may be replaced
    in CI 2009 EAc1.2: Optimize Energy Performance—Lighting Controls
    68 PAULA HERNANDEZ
    MRS.
    INGENIERO MARIO PEDRO HERNANDEZ
    Thu, Oct 25, 2012
    RE: Modeling Laboratory Systems
    in NC 2009 EAc1: Optimize Energy Performance
    1,096 Julia Weatherby
    Senior Mechanical Engineer
    Lindgren & Sharples, P.C.
    Tue, Oct 23, 2012
    Title Comments Post date Most Recent Postsort icon Location
    Commercial Kitchens
    in NC-2009 IEQp1: Minimum IAQ Performance
    802 Lawrence Lile
    Chief Engineer
    Lile Engineering LLC
    Fri, Oct 24, 2014
    2014-10-24 16:28 United States
    Ice-cream factory with sub-zero working conditions
    in NC 2009 IEQc7.1: Thermal Comfort—Design
    195 André Harms
    Ecolution Consulting
    Fri, Oct 24, 2014
    2014-10-24 10:18 South Africa
    Separate CxA's for Fundamental and Enhanced Cx?
    in NC-2009 EAc3: Enhanced Commissioning
    258 Timothy Casper
    Voith & Mactavish Architects
    Fri, Oct 24, 2014
    2014-10-24 09:17 United States
    Is there a occupancy % under 100% that is still considered 100%?
    in PIf3: Occupant and Usage Data
    3 Blair Seibert
    Principal, Architect
    Verde Concepts, Inc.
    Thu, Oct 23, 2014
    2014-10-23 19:36 United States
    IDF curves
    in NC 2009 SSc6.1: Stormwater Design—Quantity Control
    218 MKK LEED
    Thu, Oct 23, 2014
    2014-10-23 12:19 Colombia
    Medical Center MRI, CT Scan Rooms
    in NC 2009 IEQc8.1: Daylight and Views—Daylight
    636 Sara Zoumbaris
    Sustainable Design Consulting
    Thu, Oct 23, 2014
    2014-10-23 09:35 United States
    Selection of HVAC Baseline System
    in NC 2009 EAp2: Minimum Energy Performance
    2,439 Praveenbabu R
    Energy Analyst
    Conserve consultants pvt ltd
    Thu, Oct 23, 2014
    2014-10-23 06:26 India
    Heating only system; Baseline modeling of DHW
    in NC 2009 EAp2: Minimum Energy Performance
    2,439 Vassil Vassilev
    Manager
    Termoservice OOD
    Thu, Oct 23, 2014
    2014-10-23 02:28 Russian Federation
    Modeling Laboratory Systems
    in NC 2009 EAc1: Optimize Energy Performance
    1,096 Victoria Watson
    Wed, Oct 22, 2014
    2014-10-22 19:15 United States
    LEED Online Not Displaying Multiple Credit Assignees
    in Start a New LEED Discussion Topic
    141 Peter Warren
    Principal
    Warren Architecture
    Wed, Oct 22, 2014
    2014-10-22 17:30 United States
    Project without exterior lighting
    in NC 2009 SSc8: Light Pollution Reduction
    555 María Fernanda Aguirre
    Architect LEED AP BD + C - LEED AP ID + C
    Renato Miranda and Associates
    Wed, Oct 22, 2014
    2014-10-22 16:26 Chile
    The missing point
    in NC 2009 IEQc7.2: Thermal Comfort—Verification
    99 Angelica Ospina Alvarado
    Wed, Oct 22, 2014
    2014-10-22 15:40 Colombia
    Commissioning of renewable energy systems
    in NC-2009 EAc3: Enhanced Commissioning
    258 Margaret Manuel
    Tetra Tech
    Wed, Oct 22, 2014
    2014-10-22 12:50 United States
    BAS - whole building
    in EBOM 2009 EAc3.1: Performance Measurement—Building Automation System
    34 Melissa Schifman
    Principal
    Sustology
    Wed, Oct 22, 2014
    2014-10-22 12:47 United States
    Exception b. of G3.1.1 and setpoint temperature
    in NC 2009 EAp2: Minimum Energy Performance
    2,439 Francesco Passerini
    engineer
    leedme.it
    Wed, Oct 22, 2014
    2014-10-22 11:27 Italy
    LEED: Homes eligibility?
    in LEED for Homes (LEED-H) Forum
    135 Erica Downs
    Sustainability & LEED Consultant
    Wed, Oct 22, 2014
    2014-10-22 00:01 United States
    Making the Shipping Company Take the Packaging?
    in EBOM 2009 MRc6: Solid Waste Management—Waste Stream Audit
    83 Kimberlee Dobbins
    Tue, Oct 21, 2014
    2014-10-21 15:21 United States
    LEED lease agreement for CS
    in CS 2009 IEQc2: Increased Ventlilation
    8 Alfonzo Collins
    Tue, Oct 21, 2014
    2014-10-21 11:43 United States
    WEc3 denial
    in NC 2009 WEc3: Water Use Reduction
    109 Therese Thompson
    Project Manager
    Cordogan, Clark & Associates
    Tue, Oct 21, 2014
    2014-10-21 11:17 United States
    Exception for display lighting
    in EBOM 2009 SSc8: Light Pollution Reduction
    106 Emmanuel Pauwels
    Owner
    Green Living Projects s.l.
    Tue, Oct 21, 2014
    2014-10-21 11:11 Greece

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