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
    Existing building
    in NC 2009 MRc7: Certified Wood
    421 Charalampos Giannikopoulos
    Founder
    DCarbon
    Tue, Mar 31, 2015
    Existing building
    in CS 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    78 Charalampos Giannikopoulos
    Founder
    DCarbon
    Tue, Mar 31, 2015
    Light Pollution Reduction
    in EBOM-v4: Light pollution reduction
    1 Patricia Andrasik
    Assistant Professor / Head of Sustainability Outreach
    The Catholic Universtiy of America
    Mon, Mar 30, 2015
    United States
    RE: Naturally ventilated corridors
    in NC-2009 IEQp1: Minimum IAQ Performance
    882 Stella Stella
    Mon, Mar 30, 2015
    RE: Air Curtain in conditioned space
    in NC 2009 EAp2: Minimum Energy Performance
    2,724 Jatuwat Varodompun
    Dr
    Green Building Soultion
    Mon, Mar 30, 2015
    RE: Is LEED for Homes v4 Available?
    in Mid-Rise v4: Minimum energy performance
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Mon, Mar 30, 2015
    RE: What is the acceptable testing standard for runoff coefficient.
    in NC 2009 SSc6.1: Stormwater Design—Quantity Control
    223 Michael DeVuono
    Senior Staff Designer
    T&M Associates
    Mon, Mar 30, 2015
    What is included in MR Credit 7
    in EBOM 2009 MRc7: Solid Waste Management—Ongoing Consumables
    73 cathy keagle
    Mon, Mar 30, 2015
    United States
    RE: Items that are used for either MRc4 or MRc3
    in NC 2009 MRc4: Recycled Content
    531 Erika Duran
    Sustainability Consultant
    Dagher Engineering
    Mon, Mar 30, 2015
    District Cooling
    in NC 2009 EAc4: Enhanced Refrigerant Management
    116 Mark Daub
    Drees&Sommer
    Mon, Mar 30, 2015
    Germany
    OPR for LEED ND
    in LEED for Neighborhood Development (LEED-ND) Forum
    185 Philippa Cameron
    Architect
    Mon, Mar 30, 2015
    Qatar
    RE: Bicycle & Changing rooms in basement , 200 yards
    in CS 2009 SSc4.2: Alternative Transportation—Bicycle Storage and Changing Rooms
    94 Deepika Parmar
    Ms
    Mon, Mar 30, 2015
    RE: Occupancy Proof
    in NC 2009 WEp1: Water Use Reduction—20% Reduction
    654 Deepika Parmar
    Ms
    Mon, Mar 30, 2015
    Qatar
    RE: CORE area and SHELL area
    in CS 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    95 Yodi Danusastro
    Sun, Mar 29, 2015
    Indonesia
    MR1.1 achivable with masonry walls and concrete slabs?
    in Homes-v2008: Material-efficient framing
    1 Andres Schwarz
    Principal
    NRG-AR
    Sat, Mar 28, 2015
    Argentina
    Title Comments Most Recent Post Location
    RE: Calculation for Design Energy Cost
    in CS 2009 EAc6: Green Power
    81 Marcus Sheffer
    LEED Fellow
    7group
    Wed, Feb 4, 2015
    Monitoring Period
    in Pilot Credit 65: Monitoring Based Commissioning
    3 Mari Hamasaki
    Principal
    Hamasaki Consulting Engineering Services LC
    Wed, Feb 4, 2015
    United States
    Documentation for Plan
    in ND Plan-v4: Certified green building
    1 David West
    Wed, Feb 4, 2015
    United States
    RE: Natural Materials
    in CI-v4: Building product disclosure and optimization - material ingredients
    2 John Mlade
    YR&G
    Tue, Feb 3, 2015
    United States
    RE: No mercury Lights
    in EBOM 2009 MRc4: Sustainable Purchasing—Reduced Mercury in Lamps
    145 Melissa Kelly
    Sustainability Coordinator
    YR&G
    Tue, Feb 3, 2015
    RE: 62MZ calculator in version 4 LEED
    in NC-v4: Minimum indoor air quality performance
    8 SENGATHIR SELVAN KARUNANITHI
    INNOWELL ENGINEERING INTERNATIONAL PVT LTD
    Tue, Feb 3, 2015
    RE: Permanent Irrigation System, Temporary Use of Potable Water
    in NC 2009 WEc1: Water Efficient Landscaping
    382 Miles Thorne
    3QC
    Mon, Feb 2, 2015
    RE: Calculations for Projects outside USA
    in NC-v4: Outdoor water use reduction
    4 Trista Little
    Sustainability Manager
    YR&G
    Mon, Feb 2, 2015
    RE: MRpc80 - Salvaged/Reused Furniture
    in NC-2009: Environmentally preferable interior finishes and furnishings
    21 Joanna Switzer
    Mon, Feb 2, 2015
    RE: University Building - Weekend Trips
    in NC-v4: Access to quality transit
    5 PAWAN DAHIWAL
    Mon, Feb 2, 2015
    Operable windows
    in NC-v4: Thermal comfort
    4 Charalampos Giannikopoulos
    Founder
    DCarbon
    Sun, Feb 1, 2015
    RE: High Residential Options
    in CS 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    49 Bassam Kadhiyar
    Fri, Feb 13, 2015
    Supplemental Guidance to the MPR for LEED v4
    in NC-v4: Must be in a permanent location on existing land
    9 SoYoung Lee
    LEED AP BD+C
    Director, HnC
    Fri, Jan 30, 2015
    RE: MR Project boundary in multi story building
    in MPR2: Must be a complete, permanent building or space
    6 Charles Nepps
    Fri, Jan 30, 2015
    Leased off-street parking spaces
    in NC-v4: Reduced parking footprint
    6 Alicia Silva
    CEO
    Revitaliza consultores
    Thu, Jan 29, 2015
    Mexico
    RE: Autocontrol vs smart sensor-activated faucets and duration times
    in NC-v4: Indoor water use reduction
    12 Nadav Malin
    USGBC LEED Faculty, President
    BuildingGreen, Inc.
    Thu, Jan 29, 2015
    RE: EAc1 Exemplary Performance
    in NC v2.2 EAc1: Optimize Energy Performance
    342 Marcus Sheffer
    LEED Fellow
    7group
    Thu, Jan 29, 2015
    RE: Structurally Independent Garage - which credits to consider?
    in Healthcare-v2009: Heat island effect - nonroof
    4 Susan Walter
    Sr Project Architect
    Wilmot/Sanz
    Thu, Jan 29, 2015
    RE: Occupant Comfort Survey - draft from LEED User
    in EBOM 2009 IEQc2.1: Occupant Comfort—Occupant Survey
    55 Trista Little
    Sustainability Manager
    YR&G
    Thu, Jan 29, 2015
    PPM versus other units of measurement
    in Pilot Credit 66: Community Contaminant Prevention—Airborne Releases
    12 Jennifer Berg
    Glumac
    Thu, Jan 29, 2015
    United States
    Title Comments Most Recent Post Location
    Australia - by LEEDUser Team
    Thu, Sep 18, 2014
    Fiji - by LEEDUser Team
    Thu, Sep 18, 2014
    Kiribati - by LEEDUser Team
    Thu, Sep 18, 2014
    Nigeria - by LEEDUser Team
    Thu, Sep 18, 2014
    Rwanda - by LEEDUser Team
    Thu, Sep 18, 2014
    Sao Tome and Principe - by LEEDUser Team
    Thu, Sep 18, 2014
    Senegal - by LEEDUser Team
    Thu, Sep 18, 2014
    Seychelles - by LEEDUser Team
    Thu, Sep 18, 2014
    Sierra Leone - by LEEDUser Team
    Thu, Sep 18, 2014
    Somalia - by LEEDUser Team
    Thu, Sep 18, 2014
    South Africa - by LEEDUser Team
    Thu, Sep 18, 2014
    South Sudan - by LEEDUser Team
    Thu, Sep 18, 2014
    Sudan - by LEEDUser Team
    Thu, Sep 18, 2014
    Swaziland - by LEEDUser Team
    Thu, Sep 18, 2014
    Tanzania - by LEEDUser Team
    Thu, Sep 18, 2014
    Togo - by LEEDUser Team
    Thu, Sep 18, 2014
    Ivory Coast - by LEEDUser Team
    Thu, Sep 18, 2014
    Kenya - by LEEDUser Team
    Thu, Sep 18, 2014
    Lesotho - by LEEDUser Team
    Thu, Sep 18, 2014
    Liberia - by LEEDUser Team
    Thu, Sep 18, 2014
    Title Comments Most Recent Post Location
    Warehouse
    in CI-2009 IEQp1: Minimum IAQ Performance
    145 Anke Koch
    Architect LEED AP
    Ingenieurbüro Anke Koch
    Wed, Dec 24, 2014
    Germany
    HVAC zone
    in EBOM 2009 IEQc2.3: Occupant Comfort—Thermal Comfort Monitoring
    28 Gabriel Frasson
    Project Manager
    OTEC
    Mon, Dec 22, 2014
    Brazil
    HVAC zone
    in EBOM 2009 IEQc2.3: Occupant Comfort—Thermal Comfort Monitoring
    28 Gabriel Frasson
    Project Manager
    OTEC
    Mon, Dec 22, 2014
    Brazil
    Water Efficiency Calculation
    in NC 2009 WEc2: Innovative Wastewater Technologies
    116 SENGATHIR SELVAN KARUNANITHI
    INNOWELL ENGINEERING INTERNATIONAL PVT LTD
    Fri, Dec 19, 2014
    Bangladesh
    Acoustic performance
    in Data Centers-NC-v4: Acoustic performance
    1 neeraj arora
    Fri, Dec 19, 2014
    India
    Stability and predictablility is needed...
    in USGBC: Restore Confidence in v4 in Four Simple Steps
    19 Robert Andrews
    Partner - Sustainability Department Manager
    AHA Consulting Engineers, Inc.
    Thu, Dec 18, 2014
    RE: Permanently Installed Materials
    in NC v2.2 MRc5: Regional Materials
    120 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE
    Thu, Dec 18, 2014
    Renewable Energy
    in CI-v4: Renewable energy production
    1 Ulrika Nobelius
    White Arkitekter AB
    Wed, Dec 17, 2014
    Sweden
    water use per instrument tray requirements table
    in Healthcare-v4: Indoor water use reduction
    1 Michael Burton
    SR Manager, Project Planning Design
    STERIS
    Wed, Dec 17, 2014
    RE: Water Efficiency Calculation
    in NC 2009 WEc3: Water Use Reduction
    115 Maria Rozatti
    Sustainability Consultant, LEED AP O+M
    Sustentech
    Wed, Dec 17, 2014
    CONCORE Raised Access Floor Panel.
    in CI 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    114 Carla Lopez
    Director of Valuation & Advisory
    CBRE
    Tue, Dec 16, 2014
    ETS During Construction
    in NC-v4: Environmental tobacco smoke control
    1 Laurie Winter
    Tue, Dec 16, 2014
    Canada
    Golf Course
    in CS 2009 SSc1: Site Selection
    12 Andrea Hidalgo
    Tue, Dec 16, 2014
    Warehouse
    in CI-2009 IEQp1: Minimum IAQ Performance
    145 Anke Koch
    Architect LEED AP
    Ingenieurbüro Anke Koch
    Mon, Dec 15, 2014
    Germany
    RE: Auditorium Seating
    in CI 2009 IEQc4.5: Low-Emitting Materials—Systems Furniture and Seating
    143 Akos Brandecker
    Sustainability Manager
    ISG
    Mon, Dec 15, 2014
    RE: Epoxy Flooring with ZERO VOC
    in NC 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    336 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE
    Mon, Dec 15, 2014
    LEED Boundaries & Construction Boundaries
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    247 SOHA YAMANI
    Mon, Dec 15, 2014
    RE: Permanent Irrigation System, Temporary Use of Potable Water
    in NC 2009 WEc1: Water Efficient Landscaping
    382 Miles Thorne
    3QC
    Fri, Dec 12, 2014
    Credit for EPDs in LEED 2009
    in NC-2009: MR Credit Category Pilot ACP
    1 Gunnar Baldwin
    Fri, Dec 12, 2014
    Fire suppression systems
    in NC-v4: Enhanced refrigerant management
    1 Jody Lee Potvin-Jones
    Fri, Dec 12, 2014
    Saudi Arabia
    Title Comments Post date Most Recent Postsort icon Location
    FSC Recycled -VS- FSC new wood
    in NC 2009 MRc7: Certified Wood
    421 Esther Kohout
    Kohout Woodwork, Inc
    Tue, Feb 10, 2015
    2015-02-10 18:46 United States
    Garages and Service Bays
    in ND Plan-v4: Walkable streets
    1 David West
    Tue, Feb 10, 2015
    2015-02-10 18:42 United States
    Water Quality
    in CS-2009 SSc6.2: Stormwater Design—Quality Control
    26 Nathan Anderson
    Tue, Feb 10, 2015
    2015-02-10 15:53 United States
    Massage/Sauna/Swimming pool
    in NC 2009 IEQc8.2: Daylight and Views—Views
    399 LEED Consultant
    Green Building and Alternative Energy
    Tue, Feb 10, 2015
    2015-02-10 13:33 Mexico
    No Zone 2, Factor Zone 1 BCTR by 2/3?
    in Pilot Credit 55: Bird Collision Deterrence
    40 Heather DeGrella
    Sustainability Coordinator
    Opsis Architecture
    Tue, Feb 10, 2015
    2015-02-10 12:56 United States
    Different outdoor air flow rates between Models
    in Data Centers-NC-v4: Minimum energy performance
    37 Santiago Rodriguez
    Director of Energy Efficiency
    REVITALIZA CONSULTORES
    Tue, Feb 10, 2015
    2015-02-10 12:29 Spain
    The parking is Under the building
    in NC-v4: Heat island reduction
    4 Radwa Amin
    LEED specialist
    Hill International, Africa
    Tue, Feb 10, 2015
    2015-02-10 11:05 Egypt
    Invoice Requirements
    in CS 2009 MRc6: Certified Wood
    33 Charles Nepps
    Tue, Feb 10, 2015
    2015-02-10 10:58 Romania
    Workspace opens to exterior and interior
    in NC 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    333 Peter Doo
    President
    Doo Consulting, LLC
    Mon, Feb 9, 2015
    2015-02-09 15:52 United States
    Understanding LEED Online V4?
    in Start a New LEED Discussion Topic
    175 Susannah Goddard
    Mon, Feb 9, 2015
    2015-02-09 07:27 United Kingdom
    SRI required testing amounts
    in NC 2009 SSc7.2: Heat Island Effect—Roof
    277 Jiri Dobias
    Mon, Feb 9, 2015
    2015-02-09 05:16 Czech Republic
    Pre-Owned furniture
    in CI 2009 MRc4: Recycled Content
    176 Susan Di Giulio
    Project Manager
    Zinner Consultants
    Fri, Feb 6, 2015
    2015-02-06 23:39 United States
    Steel extraction location
    in NC 2009 MRc5: Regional Materials
    289 Tiffany Moore
    LEED Documentation Consultant
    Built Kansas City LLC
    Fri, Feb 6, 2015
    2015-02-06 19:31 United States
    evaptransiration calulations
    in NC v2.2 WEc1.1–1.2: Water Efficient Landscaping
    82 Susan M Kaplan
    Director of Specifications and Sustainability
    HLW
    Fri, Feb 6, 2015
    2015-02-06 17:39 United States
    Chemical Anchorage Pins
    in NC 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    434 Amanda Johnson
    Penicaud Green Building
    Fri, Feb 6, 2015
    2015-02-06 05:34 France
    Flush-Out Requirement for a Naturally Ventilated Building
    in NC 2009 IEQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    273 Eric Carbonnier
    Senior Environmental Analyst
    HMC Architects
    Thu, Feb 5, 2015
    2015-02-05 13:00 United States
    Calculator from USGBC
    in EBOM-v4: Green cleaning - equipment
    3 Michelle Cottrell
    President
    Design Management Services
    Wed, Feb 4, 2015
    2015-02-04 19:02 United States
    Reduction of impervious area
    in NC 2009 SSc6.2: Stormwater Design—Quality Control
    168 Danielle Spicer
    Wed, Feb 4, 2015
    2015-02-04 17:17 United States
    Monitoring Period
    in Pilot Credit 65: Monitoring Based Commissioning
    3 Mari Hamasaki
    Principal
    Hamasaki Consulting Engineering Services LC
    Wed, Feb 4, 2015
    2015-02-04 14:36 United States
    Ill advised to submit EAp2 and EAc6 under combined review?
    in NC 2009 EAc6: Green Power
    160 Kathryn West
    LEED AP BD+C, O+M, Green Globes Professional, Guiding Principles Compliance Professional
    Energy Ace
    Wed, Feb 4, 2015
    2015-02-04 11:31 United States

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