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: WEp1 - LEED - International - Faucets again
    in NC 2009 WEp1: Water Use Reduction—20% Reduction
    546 Omar ElRawy
    Wed, Apr 23, 2014
    Re-Use of process heat
    in NC 2009 EAp2: Minimum Energy Performance
    2,100 Edwin van Eeckhoven
    C2N
    Wed, Apr 23, 2014
    RE: Classification of a room as "densly occupied"
    in NC 2009 IEQc1: Outdoor Air Delivery Monitoring
    222 Agata Jarzynska
    Ove Arup & Partners Int. Ltd Sp. z o.o. Oddzial w Polsce
    Wed, Apr 23, 2014
    Minimum daylight illuminance levels
    in CI 2009 IEQc8.1: Daylight and Views—Daylight
    119 Agata Jarzynska
    Ove Arup & Partners Int. Ltd Sp. z o.o. Oddzial w Polsce
    Wed, Apr 23, 2014
    degrees from nadir
    in Schools 2009 SSc8: Light Pollution Reduction
    49 Todd Bundren
    Associate
    Lawrence Group
    Tue, Apr 22, 2014
    RE: 2 buildings - one certification
    in MPR2: Must be a complete, permanent building or space
    104 Donald Green
    Project Manager
    Sustainable Design Consulting, LLC
    Tue, Apr 22, 2014
    Daylight Option 2- Borrowing Light
    in NC 2009 IEQc8.1: Daylight and Views—Daylight
    591 Sara Zoumbaris
    Tue, Apr 22, 2014
    RE: Potable water backup
    in NC 2009 WEc1: Water Efficient Landscaping
    318 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Apr 22, 2014
    Floor Coatings and CA Health Dept Compliance
    in CI 2009 IEQc4.2: Low-Emitting Materials—Paints and Coatings
    64 Michelle Rosenberger
    Partner
    ArchEcology, LLC
    Tue, Apr 22, 2014
    RE: Lead Paint
    in NC 2009 SSc3: Brownfield Redevelopment
    87 Larry Sims
    Principal
    Studio4, LLC
    Tue, Apr 22, 2014
    RE: Solar panels effect on heat island
    in NC 2009 SSc7.2: Heat Island Effect—Roof
    237 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Apr 22, 2014
    RE: Air Speed Calc. for Letter Template
    in NC 2009 IEQc7.1: Thermal Comfort—Design
    172 Cam Fitzgerald
    Energy Engineer
    7group
    Tue, Apr 22, 2014
    Storage area for Group Certification
    in NC 2009 MRp1: Storage and Collection of Recyclables
    54 FABIO VIERO
    Head of Sustainability
    Manens-Tifs s.p.a.
    Tue, Apr 22, 2014
    Showers mixed office/retail building
    in CS 2009 SSc4.2: Alternative Transportation—Bicycle Storage and Changing Rooms
    78 Charles Nepps
    Tue, Apr 22, 2014
    RE: hotel with cottages
    in New LEED Guidance for Campuses and Multiple Buildings
    470 Emmanuel Pauwels
    Owner
    Green Living Projects s.l.
    Tue, Apr 22, 2014
    Title Comments Most Recent Post
    RE: WEp1 - LEED - International - Faucets again
    in NC 2009 WEp1: Water Use Reduction—20% Reduction
    546 Omar ElRawy
    Wed, Apr 23, 2014
    Re-Use of process heat
    in NC 2009 EAp2: Minimum Energy Performance
    2,100 Edwin van Eeckhoven
    C2N
    Wed, Apr 23, 2014
    RE: Classification of a room as "densly occupied"
    in NC 2009 IEQc1: Outdoor Air Delivery Monitoring
    222 Agata Jarzynska
    Ove Arup & Partners Int. Ltd Sp. z o.o. Oddzial w Polsce
    Wed, Apr 23, 2014
    Minimum daylight illuminance levels
    in CI 2009 IEQc8.1: Daylight and Views—Daylight
    119 Agata Jarzynska
    Ove Arup & Partners Int. Ltd Sp. z o.o. Oddzial w Polsce
    Wed, Apr 23, 2014
    degrees from nadir
    in Schools 2009 SSc8: Light Pollution Reduction
    49 Todd Bundren
    Associate
    Lawrence Group
    Tue, Apr 22, 2014
    RE: 2 buildings - one certification
    in MPR2: Must be a complete, permanent building or space
    104 Donald Green
    Project Manager
    Sustainable Design Consulting, LLC
    Tue, Apr 22, 2014
    Daylight Option 2- Borrowing Light
    in NC 2009 IEQc8.1: Daylight and Views—Daylight
    591 Sara Zoumbaris
    Tue, Apr 22, 2014
    RE: Potable water backup
    in NC 2009 WEc1: Water Efficient Landscaping
    318 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Apr 22, 2014
    Floor Coatings and CA Health Dept Compliance
    in CI 2009 IEQc4.2: Low-Emitting Materials—Paints and Coatings
    64 Michelle Rosenberger
    Partner
    ArchEcology, LLC
    Tue, Apr 22, 2014
    RE: Lead Paint
    in NC 2009 SSc3: Brownfield Redevelopment
    87 Larry Sims
    Principal
    Studio4, LLC
    Tue, Apr 22, 2014
    RE: Solar panels effect on heat island
    in NC 2009 SSc7.2: Heat Island Effect—Roof
    237 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Apr 22, 2014
    RE: Air Speed Calc. for Letter Template
    in NC 2009 IEQc7.1: Thermal Comfort—Design
    172 Cam Fitzgerald
    Energy Engineer
    7group
    Tue, Apr 22, 2014
    Storage area for Group Certification
    in NC 2009 MRp1: Storage and Collection of Recyclables
    54 FABIO VIERO
    Head of Sustainability
    Manens-Tifs s.p.a.
    Tue, Apr 22, 2014
    Showers mixed office/retail building
    in CS 2009 SSc4.2: Alternative Transportation—Bicycle Storage and Changing Rooms
    78 Charles Nepps
    Tue, Apr 22, 2014
    Hospitality Industry - more appropriate for employee survey?
    in EBOM 2009 IEQc2.1: Occupant Comfort—Occupant Survey
    53 Nate Gillette
    Director
    Natura Architectural Consulting LLC
    Mon, Apr 21, 2014
    IPM - Hospitality Industry
    in EBOM 2009 SSc3: Integrated Pest Management, Erosion Control, and Landscape Management Plan
    69 Nate Gillette
    Director
    Natura Architectural Consulting LLC
    Mon, Apr 21, 2014
    Sensory Stimulation
    in Pilot Credit 78: Design for active occupants
    17 Jonathan Ramsey
    Mon, Apr 21, 2014
    RE: Do all units have to run at 100% OA for this credit?
    in NC 2009 IEQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    217 Catalina Caballero
    Sustainability Coordinator
    JALRW Eng. Group Inc.
    Mon, Apr 21, 2014
    RE: Commercial Kitchen as Multi-occupant space
    in NC 2009 IEQc6.1: Controllability of Systems—Lighting
    272 Heather Park
    Mon, Apr 21, 2014
    International Project- 2 yr, 24 hr design storm intensity
    in EBOM 2009 SSc6: Stormwater Quantity Control
    59 Samantha Longshore
    Sustainability Advisor
    Transwestern
    Mon, Apr 21, 2014
    Title Comments Most Recent Post
    RE: hotel with cottages
    in New LEED Guidance for Campuses and Multiple Buildings
    470 Emmanuel Pauwels
    Owner
    Green Living Projects s.l.
    Tue, Apr 22, 2014
    RE: LEED ND _Exam
    in Experience Requirement Loosened for LEED v4 AP Exam
    6 Lakshmi Suryan
    Architect / LEED AP
    Mon, Apr 21, 2014
    RE: USGBC Credit Library Access
    in Start a New LEED Discussion Topic
    93 Lawrence Lile
    Chief Engineer
    Lile Engineering LLC
    Fri, Apr 18, 2014
    LEED CS with partially occupied building
    in LEED Rating System Selection Q&A
    559 alessandro speccher
    senior developer
    gbc italia
    Fri, Apr 18, 2014
    RE: Adding credits between preliminary review and final review...
    in LEED Reviews: LEED Online, Appeals, Design/Construction Submittals, and more
    503 Kathryn West
    LEED AP BD+C, O+M, Guiding Principles Compliance Professional
    Energy Ace
    Thu, Apr 17, 2014
    RE: Low flow pre rinse spray valve in Europe
    in International Projects - alternative compliance path
    149 Charline Seytier
    CEO, Co-owner. LEED AP BD+C
    ThemaVerde, France
    Mon, Apr 14, 2014
    RE: Reasonale Proof that a measure is not Standard Practice
    in Review Comments with Phantom Requirements
    76 Hernando Miranda
    Owner
    Soltierra LLC
    Fri, Apr 11, 2014
    RE: Regarding LEED GA Exam
    in 10 Tips for Passing the LEED Green Associate Exam
    40 Glen Phillips
    Director of Sustainable Education
    GreenCE, Inc.
    Wed, Apr 9, 2014
    RE: Changing the Timeline
    in Living with LEED Online - quirks, bugs and hiccups
    129 Barry Giles
    Founder & CEO, USGBC LEED Faculty, LEED AP O+M
    BuildingWise LLC
    Tue, Apr 8, 2014
    RE: Project Type and Rating Type for Block Project
    in LEED for Multiple Buildings and On-Campus Building Application Guide
    18 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Sat, Apr 5, 2014
    RE: LEED V4 Reference Guide
    in Got Technical Questions on LEED v4?
    41 Michelle Reott
    LEED AP BD+C, ID+C, O+M, Managing Principal
    Earthly Ideas LLC
    Fri, Apr 4, 2014
    RE: IES vs other software
    in Has anyone done LEED energy modelling using Integrated Environmental Solutions (IES) software
    5 Sylvain laporte
    GASD-Co
    Thu, Apr 3, 2014
    Apply to LEED Committees by April 10
    in LEED for Neighborhood Development (LEED-ND) Forum
    179 Christopher Law
    Associate, LEED
    U.S. Green Building Council
    Wed, Apr 2, 2014
    RE: LEED-ND v2009 Sunset
    in LEED v4 Overwhelmingly Approved by USGBC Members
    39 Meghan Bogaerts
    Manager, Neighborhood Development
    U.S. Green Building Council
    Wed, Apr 2, 2014
    LEED online login
    in leedonline.com access - is it possible???
    15 Ali Kassid
    Sr. Architect
    Hill International
    Tue, Apr 1, 2014
    RE: CS expedited process
    in Core and Shell Precertification
    2 Catie Ryan
    Project Manager
    Terrapin Bright Green
    Mon, Mar 31, 2014
    Option 3 for Catholic and Public Joint Use School
    in LEED Canada Forum
    32 Kelly Searle
    LEED Green Associate, Sustainable Innovation Specialist
    Clark Builders
    Fri, Mar 28, 2014
    RE: Guestrooms Excluded?
    in LEED IEQ Space Matrix - Frequently Asked Questions
    31 Nena Elise
    Wed, Mar 26, 2014
    RE: We are working on a project
    in New District Energy Guidance for LEED Released by USGBC
    56 Marcus Sheffer
    LEED Fellow
    7group
    Sun, Mar 23, 2014
    RE: LEED ND acronyms
    in What’s New in LEED for Neighborhood Development v4
    2 Martine Desbois
    Tue, Mar 18, 2014
    Title Votes Comments Most Recent Post
    RE: Grey Water for Flushing
    in EBOM 2009 WEc2: Additional Indoor Plumbing Fixture and Fitting Efficiency
    73 51 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Aug 3, 2010
    MRc Bio Based Materials
    in Comment on the New LEED Rating System Draft to be Released in 2012
    73 97 Linda Smithe
    Fri, Jan 14, 2011
    RE: 3 Questions
    in EBOM 2009 SSc6: Stormwater Quantity Control
    72 59 Jenny Carney
    Principal
    YR&G
    Fri, Apr 9, 2010
    EQ3.2 - Option 2, IAQ Testing - If the test fails, what's next?
    in NC v2.2 EQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    72 137 Patrick McGraw
    Design Engineer
    Southland Industries
    Fri, Sep 17, 2010
    The Carbon Trust Good Practice Guide 237 — Natural Ventilation
    in NC 2009 IEQc2: Increased Ventilation
    72 72 Jean Marais
    b.i.g. Bechtold DesignBuilder Expert
    Wed, Feb 10, 2010
    RE: Outdoor Air through Revolving Doors
    in NC 2009 IEQc2: Increased Ventilation
    72 72 Roger Chang
    Principal, Director of Sustainability
    Westlake Reed Leskosky
    Sat, Mar 12, 2011
    Cumulative Facade Intrusion?
    in Pilot Credit 14: Walkable Streets
    72 69 Kimberly Frith
    Sustainability Consultant
    Alto Sustainability, LLC
    Fri, Sep 16, 2011
    RE: PTAC MERV 13
    in NC 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    72 265 Erika Duran
    Sustainability Consultant
    Dagher Engineering
    Mon, Jul 11, 2011
    RE: Guestrooms Excluded?
    in LEED IEQ Space Matrix - Frequently Asked Questions
    72 31 Lauren Sparandara
    Sustainability Manager
    Mary Davidge Associates
    Thu, Apr 18, 2013
    RE: Enhanced Commissioning Action Steps
    in CI 2009 EAc2: Enhanced Commissioning
    72 37 Garrett Billings
    Project Manager
    Jones Lang LaSalle
    Thu, Oct 20, 2011
    Animal based products
    in NC 2009 MRc6: Rapidly Renewable Materials
    72 48 Lauren Sparandara
    Sustainability Manager
    Mary Davidge Associates
    Thu, Aug 26, 2010
    Retail - commercial interiors
    in CI 2009 SSc3.3: Alternative Transportation—Parking Availability
    72 104 Eileen Hughes
    Perkowitz+Ruth Architects
    Fri, Jul 22, 2011
    RE: FTE MULTIPLE SHIFTS
    in Calculating FTEs
    72 173 Susan Walter
    Sr Project Architect
    Wilmot/Sanz
    Wed, Mar 14, 2012
    RE: Preferred parking outside the LEED boundary
    in CS 2009 SSc4.3: Alternative Transportation—Low-Emitting and Fuel-Efficient Vehicles
    72 76 Gabriela Hernández Castillo
    Architect, LEED AP BD+C
    SYASA - México
    Thu, Apr 14, 2011
    RE: Composite materials
    in NC v2.2 MRc4: Recycled Content
    72 148 Anne Nicklin
    Executive Director
    Building Materials Reuse Association
    Tue, Sep 28, 2010
    LEED EBOM performance period for EA credits.
    in EBOM 2009 EAp1: Energy Efficiency Best Management Practices—Planning, Documentation and Opportunity Assessment
    72 85 Adam Meltzer
    LEED AP_Designer
    Shlemmer+Algaze+Associates
    Tue, Aug 3, 2010
    RE: Perfomance Period
    in EBOM 2009 MRc7: Solid Waste Management—Ongoing Consumables
    72 60 Dan Ackerstein
    Principal
    Ackerstein Sustainability, LLC
    Mon, Jan 24, 2011
    Owner letter sample - any references out there
    in NC v2.2 SSc5.2: Site Development—Maximize Open Space
    72 33 Alicia Ravetto LEED Fellow
    President
    Alicia Ravetto Architect PA
    Fri, Sep 17, 2010
    RE: Including "Dry Gardens" in Design Case
    in NC v2.2 WEc1.1–1.2: Water Efficient Landscaping
    72 81 Amy Rider
    Sustainability Manager
    KEMA Services
    Wed, Sep 8, 2010
    RE: Commissioning LEED Submittal
    in NC v2.2 EAc3: Enhanced Commissioning
    72 51 David Hubka
    Director of Operations
    Transwestern Sustainability Services
    Wed, Feb 23, 2011
    Title Comments Most Recent Post
    LEED ND - Construction Credits
    in LEED Reviews: LEED Online, Appeals, Design/Construction Submittals, and more
    503 Shakir Ismail
    Senior Sustainability Associate, LEED AP (BD+C)
    KEO International Consultants
    Thu, May 17, 2012
    Multiple Bulidings within LEED Project Boundary
    in New LEED Guidance for Campuses and Multiple Buildings
    470 Emanuele Incorvaia
    Sustainability Coordinator
    Burns & McDonnell
    Wed, May 16, 2012
    LEED 2012 Ballot
    in LEED 2012 - 4th Public Comment and Ballot Forum
    191 Jackie Evans
    VP Sales
    Wed, May 16, 2012
    Performance Equivalency of CIBSE TM23:2000 for ANSI/ASTM-E779-03
    in NC 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    228 Jutta Berns-Mumbi
    principal
    ecocentric cc
    Tue, May 15, 2012
    How to account for Transients when defining Fixture Usage Groups
    in NC 2009 WEp1: Water Use Reduction—20% Reduction
    546 Gabriele E. Bibee
    Architectural Intern
    Clark Nexsen Architecture & Engineering
    Tue, May 15, 2012
    Heating and Cooling Ez, and Occupant Diversity
    in NC-2009 IEQp1: Minimum IAQ Performance
    697 Hernando Miranda
    Owner
    Soltierra LLC
    Sat, May 12, 2012
    Exhaust Fan Power
    in NC v2.2 EAp2: Minimum Energy Performance
    215 Blair Seibert
    Principal, Architect
    Verde Concepts, Inc.
    Fri, May 11, 2012
    Fresh Air Measurements on Rooftop Units
    in EBOM 2009 IEQp1: Minimum Indoor Air Quality Performance
    310 Christopher Pinkowski
    Energy Engineer
    Michaels Energy
    Fri, May 11, 2012
    Ice Storage and unmet hours
    in NC 2009 EAc1: Optimize Energy Performance
    1,010 James Chueh
    Thu, May 10, 2012
    Parking on the Top of the Parking Deck
    in NC v2.2 SSc7.1: Heat Island Effect—Nonroof
    39 Susan Walter
    Sr Project Architect
    Wilmot/Sanz
    Wed, May 9, 2012
    I recently stumbled upon a
    in NC 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    356 Chloe Bendistis
    Sustainability Project Manager
    The Sheward Partnership, LLC
    Tue, May 8, 2012
    Documentation Word of Caution
    in CI 2009 MRc5: Regional Materials
    89 Matthew Fortin
    Mon, May 7, 2012
    Pilot Credit 45
    in Pilot Credit 45: Site Assessment
    10 Rachel McCaffery
    Weston Solutions, Inc.
    Mon, May 7, 2012
    Where do special review requirements come from?
    in Review Comments with Phantom Requirements
    76 Hernando Miranda
    Owner
    Soltierra LLC
    Sat, May 5, 2012
    credit for MR4 or MR7
    in CI 2009 MRc7: Certified Wood
    93 Steven Jones
    Vice President
    Quinn Evans Architects
    Thu, May 3, 2012
    MPR 2 'complete building' & LEED HC MRc6 Design for Flexibility
    in LEED Minimum Program Requirements
    440 Susan Walter
    Sr Project Architect
    Wilmot/Sanz
    Thu, May 3, 2012
    Property Manager vs Facility Manager
    in Required Signatories in LEED Online Forms
    63 Johanna Ofner
    Wed, May 2, 2012
    Conference Call with Review Team prior to submittal
    in Do you have questions for GBCI?
    44 Alison Y Rivenburgh
    Tue, May 1, 2012
    retaining LEED certification
    in Loss of LEED Certification after renovating?
    1 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, May 1, 2012
    Reference Guide E-Books need to be editable or updated by USGBC
    in LEED 2012 Behind the Scenes - follow up conversation
    4 Michelle Reott
    LEED AP BD+C, ID+C, O+M, Managing Principal
    Earthly Ideas LLC
    Tue, May 1, 2012

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