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 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: Structure and enclosure
    in NC-v4: Building product disclosure and optimization - environmental product declarations
    71 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE
    Sat, Aug 27, 2016
    Church+Classrooms = Office?
    in EBOM 2009 EAc1: Optimize Energy Efficiency Performance
    125 charles shinneman
    Fri, Aug 26, 2016
    United States
    Energy modeling
    in CI 2009 EAp2: Minimum Energy Performance
    543 Charalampos Giannikopoulos
    Senior Sustainability Consultant
    DCarbon
    Fri, Aug 26, 2016
    RE: CHP electricity not used by the building
    in NC 2009 EAp2: Minimum Energy Performance
    3,700 Francesco Passerini
    engineer
    Fri, Aug 26, 2016
    German Energy Saving Law Certificate as Submittal
    in NC 2009 EAc1: Optimize Energy Performance
    1,298 Dandan Li
    LEED AP
    Fri, Aug 26, 2016
    Germany
    RE: Signage Language
    in EBOM-v4: Environmental Tobacco Smoke Control
    12 David Hubka
    Director - Operations
    Transwestern Sustainability Services
    Fri, Aug 26, 2016
    RE: FIT Program vs LEED Points
    in LEED Canada Forum
    56 Fayoke Banjo
    Fri, Aug 26, 2016
    Canada
    RE: How to simulate qualified area for IEQc8.1 at both 9 am and 3pm
    in CS 2009 IEQc8.1: Daylight and Views—Daylight
    136 Eddy Santosa
    Lead Building Performance Analyst
    Callison
    Fri, Aug 26, 2016
    RE: shop applied adhesive in a laminate flooring
    in NC 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    511 John-David Hutchison, LEED AP BD+C, PMP
    Sustainability Consultant
    CSV Architects
    Fri, Aug 26, 2016
    If bare raised floor is covered with carpet - is it reused?
    in CI-v4: Interiors life-cycle impact reduction
    7 Diana Nezamutinova
    Consultant
    Self Employed
    Fri, Aug 26, 2016
    United Kingdom
    Calculator Points clarification
    in NC-2009: Legal Wood
    12 Francis McNulty
    OCSC
    Fri, Aug 26, 2016
    Ireland
    RE: Enhanced and Fundamental Comissioning
    in NC-v4: Enhanced commissioning
    33 Isabel Santos
    ECOCHOICE SA
    Fri, Aug 26, 2016
    Purchasing- Ongoing
    in EBOM-v4: Purchasing - ongoing
    8 VISHESH AGARWAL
    Fri, Aug 26, 2016
    India
    RE: IEQp1 online form - potential error
    in CS-2009 IEQp1: Minimum IAQ Performance
    168 Charalampos Giannikopoulos
    Senior Sustainability Consultant
    DCarbon
    Fri, Aug 26, 2016
    Option-3: Irrigation Meter Installed
    in EBOM-v4: Outdoor water use reduction
    14 VISHESH AGARWAL
    Fri, Aug 26, 2016
    India
    Title Comments Most Recent Post Location
    RE: New to LEED-ND...submitting for certification
    in PIf1: Development Program and Site Type
    35 Gwen Corrie
    Sustainability Strategist
    Gensler
    Wed, Aug 3, 2016
    Commissioning of DATA Centers
    in Data Centers-NC-v4: Enhanced commissioning
    1 Vassil Vassilev
    Manager
    Termoservice OOD
    Wed, Aug 3, 2016
    Russian Federation
    RE: LEED ND v2009 Stage 2 vs Stage 3 (w/ v2009 sunsetting)
    in PIf2: Project Timeline
    13 Gwen Corrie
    Sustainability Strategist
    Gensler
    Tue, Aug 2, 2016
    residence scenario emission test
    in Homes-v4: Low-emitting products
    1 Danielle McMahon
    Vermont Energy Investment Corp.
    Tue, Aug 2, 2016
    United States
    RE: PC 75 Clean Construction
    in NC-2009: Clean construction
    3 Robyn Dowsey
    Owner
    Eco-Build Strategies LLC
    Tue, Aug 2, 2016
    IEQ4.1 Aerosol Adhesives conversion
    in Schools IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    35 Kevin Taterus
    CCCA, FMP, LEED AP BD+C
    Harvard Jolly Architecture
    Tue, Aug 2, 2016
    United States
    RE: Two buildings connected by a bridge
    in MPR4: Must comply with minimum floor area requirements
    14 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE
    Tue, Aug 2, 2016
    Green-E Equivalency
    in EBOM 2009 EAc4: On-Site and Off-Site Renewable Energy
    111 David Ellner
    Mon, Aug 1, 2016
    United States
    Non-LEED-Certifiable Buildings on Site
    in MPR3: Must use a reasonable site boundary
    12 Krissy Buck
    Architect
    LRK, Inc.
    Mon, Aug 1, 2016
    United States
    RE: ESC plan
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    295 Michael D. DeVuono
    Senior Staff Engineer
    T&M Associates
    Mon, Aug 1, 2016
    One building.
    in MPR5: Must comply with minimum occupancy rates
    20 CT G
    Mon, Aug 1, 2016
    RE: IDp1 Health Mission Statement
    in Healthcare-v2009: Integrated project planning and design
    5 Andres Schwarz
    Principal
    NRG-AR
    Sun, Jul 31, 2016
    How to Draw line of sight for light fixtures
    in EBOM 2009 SSc8: Light Pollution Reduction
    116 SaMI S
    Sun, Jul 31, 2016
    Qatar
    RE: EBOM-2009 MRp1: Sustainable Purchasing Policy & VOCs?
    in EBOM 2009 MRp1: Sustainable Purchasing Policy
    39 Trista Little
    Sustainability Manager
    YR&G
    Fri, Jul 29, 2016
    RE: Compliance with WEp1 building that was constructed after 2007 bu
    in EBOM 2009 WEp1: Minimum Indoor Plumbing Fixture and Fitting Efficiency
    282 Trista Little
    Sustainability Manager
    YR&G
    Fri, Jul 29, 2016
    RE: Indoor Water Use Reduction - Impossible to Achieve????
    in EBOM-v4: Indoor water use reduction
    6 Trista Little
    Sustainability Manager
    YR&G
    Fri, Jul 29, 2016
    RE: Question for Required Documentation for Option 1 of this credit
    in EBOM-v4: Site Development- protect or restore habitat
    13 Trista Little
    Sustainability Manager
    YR&G
    Fri, Jul 29, 2016
    RE: APPA Audit
    in EBOM 2009 IEQc3.2: Green Cleaning—Custodial Effectiveness Assessment
    76 Trista Little
    Sustainability Manager
    YR&G
    Fri, Jul 29, 2016
    RE: Weekly Log
    in EBOM-v4: Water metering
    2 Trista Little
    Sustainability Manager
    YR&G
    Fri, Jul 29, 2016
    ISO versus ASHRAE Option
    in NC-v4: Thermal comfort
    14 Steven Burke
    Sustainability Manager
    SMMA
    Fri, Jul 29, 2016
    Title Comments Most Recent Post Location
    India - by LEEDUser Team
    Thu, Sep 18, 2014
    Indonesia - by LEEDUser Team
    Thu, Sep 18, 2014
    Laos - by LEEDUser Team
    Thu, Sep 18, 2014
    Malaysia - by LEEDUser Team
    Thu, Sep 18, 2014
    Maldives - by LEEDUser Team
    Thu, Sep 18, 2014
    Nepal - by LEEDUser Team
    Thu, Sep 18, 2014
    Pakistan - by LEEDUser Team
    Thu, Sep 18, 2014
    South and Southeast Asia - by LEEDUser Team
    Thu, Sep 18, 2014
    Suriname - by LEEDUser Team
    Thu, Sep 18, 2014
    Uruguay - by LEEDUser Team
    Thu, Sep 18, 2014
    Venezuela - by LEEDUser Team
    Thu, Sep 18, 2014
    Chile - by LEEDUser Team
    Thu, Sep 18, 2014
    Colombia - by LEEDUser Team
    Thu, Sep 18, 2014
    Ecuador - by LEEDUser Team
    Thu, Sep 18, 2014
    Guyana - by LEEDUser Team
    Thu, Sep 18, 2014
    Paraguay - by LEEDUser Team
    Thu, Sep 18, 2014
    Peru - by LEEDUser Team
    Thu, Sep 18, 2014
    Argentina - by LEEDUser Team
    Thu, Sep 18, 2014
    Bolivia - by LEEDUser Team
    Thu, Sep 18, 2014
    Denmark - by LEEDUser Team
    Thu, Sep 18, 2014
    Title Comments Most Recent Post Location
    Never Have Cooling Towers
    in Pilot Credit 17: Cooling Tower Water Use
    28 Janice Rogers
    Design Manager/LEED Manager
    Kirlin Builders
    Thu, Jun 30, 2016
    United States
    Cleaning Chemicals
    in Hospitality-EBOM-v4: Green cleaning - products and materials
    1 VISHESH AGARWAL
    Thu, Jun 30, 2016
    India
    RE: Curtain Wall
    in NC-2009 MRc1.1: Building Reuse—Maintain Existing Walls, Floors and Roof
    109 Janice Rogers
    Design Manager/LEED Manager
    Kirlin Builders
    Wed, Jun 29, 2016
    RE: BOD and OPR
    in CI-v4: Fundamental commissioning and verification
    7 GHT Green Team
    Sustainable Programs Studio
    GHT Limited
    Wed, Jun 29, 2016
    RE: n/a
    in NC 2009 WEp1: Water Use Reduction—20% Reduction
    753 Anastasia Makarenko
    EcoStandard
    Wed, Jun 29, 2016
    RE: IEQp1 online form - potential error
    in CS-2009 IEQp1: Minimum IAQ Performance
    168 Charalampos Giannikopoulos
    Senior Sustainability Consultant
    DCarbon
    Wed, Jun 29, 2016
    RE: CSI MasterFormat necessary in Europe
    in NC 2009 MRc5: Regional Materials
    340 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE
    Tue, Jun 28, 2016
    hand watering for irrigation
    in EBOM-2009 WEc3: Water Efficient Landscaping
    124 cathy keagle
    Tue, Jun 28, 2016
    Roof cleaning and water
    in EBOM 2009 SSc7.2: Heat Island Reduction—Roof
    79 Kimberly Hosken
    LEED Fellow
    subcontractor
    Tue, Jun 28, 2016
    United States
    Soil restoration and testing
    in NC-v4: Site development - protect or restore habitat
    14 Lyle Axelarris
    Civil/Structural Engineer, LEED AP BD+C, O+M
    Design Alaska
    Mon, Jun 27, 2016
    United States
    ECp2 and c1 - Location of this Addendum?
    in Highlights from the LEED-EBOM addenda
    2 Michelle Bracewell-Musson
    Owner, LEED AP
    Green Expectations Sustainability Solutions
    Sun, Jun 26, 2016
    United States
    RE: Operable windows & mechanically ventilated space
    in NC-2009 IEQp1: Minimum IAQ Performance
    1,043 Charalampos Giannikopoulos
    Senior Sustainability Consultant
    DCarbon
    Sat, Jun 25, 2016
    Municipally supplied "purple pipe"
    in NC 2009 WEc3: Water Use Reduction
    130 Kath Williams
    LEED Fellow 2011, Principal
    Kath Williams + Associates
    Sat, Jun 25, 2016
    United States
    How is an area/square footage assigned to a tree?
    in NC 2009 WEc1: Water Efficient Landscaping
    457 Tricia Loe
    Sustainable Concepts
    Sat, Jun 25, 2016
    United States
    RE: n/a
    in NC 2009 WEp1: Water Use Reduction—20% Reduction
    753 Anastasia Makarenko
    EcoStandard
    Sat, Jun 25, 2016
    RE: n/a
    in NC 2009 WEp1: Water Use Reduction—20% Reduction
    753 Anastasia Makarenko
    EcoStandard
    Sat, Jun 25, 2016
    RE: Option 1 Interior Building Lighting
    in NC 2009 SSc8: Light Pollution Reduction
    636 Moe Fakih, LEED AP (O+M), BPI, CGBP
    Director of Sustainability
    VCA Green
    Sat, Jun 25, 2016
    United States
    RE: White Membrane Roofs and Dirt
    in NC 2009 SSc7.2: Heat Island Effect—Roof
    322 Summer Minchew
    LEED AP ID+C, O+M
    Ecoimpact Consulting
    Sat, Jun 25, 2016
    Master's Research Survey
    in NC 2009 SSc6.2: Stormwater Design—Quality Control
    182 Vibha Pai
    Student
    University of Cincinnati
    Sat, Jun 25, 2016
    United States
    Terms and concepts used in the form
    in NC 2009 SSc6.1: Stormwater Design—Quantity Control
    287 Gabriela Mesquita
    LEED AP BD+C
    ARKÉ
    Sat, Jun 25, 2016
    Paraguay
    Title Comments Post date Most Recent Post Location
    IEQ4.1 Aerosol Adhesives conversion
    in Schools IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    35 Kevin Taterus
    CCCA, FMP, LEED AP BD+C
    Harvard Jolly Architecture
    Tue, Aug 2, 2016
    2016-08-02 14:40 United States
    Non-LEED-Certifiable Building on Site
    in MPR3: Must use a reasonable site boundary
    237 Krissy Buck
    Architect
    LRK, Inc.
    Tue, Aug 2, 2016
    2016-08-02 13:19 United States
    Minimum of green area
    in NC-v4: Outdoor water use reduction
    30 Jose Antonio Kovacevic
    efizity spa
    Tue, Aug 2, 2016
    2016-08-02 11:34 Peru
    Different space types within one project registration?
    in PIf3: Occupant and Usage Data
    22 Paul Deinhofer
    MSc
    Schöberl & Pöll GmbH
    Tue, Aug 2, 2016
    2016-08-02 05:05 Austria
    Two buildings connected by a bridge
    in MPR4: Must comply with minimum floor area requirements
    14 Eric Bautista
    Managing Consultant, LEED™ AP (BD+C Specialty)
    EB Project Management
    Mon, Aug 1, 2016
    2016-08-01 22:30 Philippines
    Green-E Equivalency
    in EBOM 2009 EAc4: On-Site and Off-Site Renewable Energy
    111 David Ellner
    Mon, Aug 1, 2016
    2016-08-01 20:06 United States
    Non-LEED-Certifiable Buildings on Site
    in MPR3: Must use a reasonable site boundary
    12 Krissy Buck
    Architect
    LRK, Inc.
    Mon, Aug 1, 2016
    2016-08-01 18:17 United States
    Master Site Credit
    in NC-2009: LEED O+M Starter Kit
    4 Megan Recher
    Perkins + Will
    Mon, Aug 1, 2016
    2016-08-01 11:28 United States
    Facilities and alterations. Outside the building
    in EBOM 2009 IEQc1.5: IAQ Best Management Practices—IAQ Management for Facility Alterations and Additions
    50 Mercè Llorca
    DEERNS, S.L.
    Mon, Aug 1, 2016
    2016-08-01 08:04 Spain
    How to Draw line of sight for light fixtures
    in EBOM 2009 SSc8: Light Pollution Reduction
    116 SaMI S
    Sun, Jul 31, 2016
    2016-07-31 04:18 Qatar
    Narrative explaining compliance of ESC plan with NPDES guideline
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    295 Madhura Dhayagude
    Sat, Jul 30, 2016
    2016-07-30 15:01 United States
    Can I omit the IP credit since it is stand alone?
    in NC-v4: Integrative process
    33 wachira sosaeng
    Sat, Jul 30, 2016
    2016-07-30 00:50 Thailand
    ISO versus ASHRAE Option
    in NC-v4: Thermal comfort
    14 Steven Burke
    Sustainability Manager
    SMMA
    Fri, Jul 29, 2016
    2016-07-29 15:18 United States
    delivery entrance in a shopping mall
    in NC 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    444 Agata Mozer
    GO4IT SP Z OO SP K
    Fri, Jul 29, 2016
    2016-07-29 11:55 Poland
    Recycled content in road underlay material
    in NC 2009 MRc4: Recycled Content
    618 Agata Mozer
    GO4IT SP Z OO SP K
    Fri, Jul 29, 2016
    2016-07-29 05:55 Poland
    ULEF documentation and LEED Online form
    in NC 2009 IEQc4.4: Low-Emitting Materials—Composite Wood and Agrifiber Products
    221 Erica Downs
    Sustainability & LEED Consultant
    Thu, Jul 28, 2016
    2016-07-28 21:50 United States
    Dedicated Exhaust Clarification
    in CI 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    101 Vanderweil Engineers
    R.G. Vanderweil Engineers, LLP
    Thu, Jul 28, 2016
    2016-07-28 14:32 United States
    Waste Material reused "on-site"
    in NC 2009 MRc2: Construction Waste Management
    453 Adrian Arenas
    Architect, Sustainability Consultant, LEED Green Associate
    IBALCA
    Thu, Jul 28, 2016
    2016-07-28 14:17 Mexico
    shop applied adhesive in a laminate flooring
    in NC 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    511 Melissa Merryweather
    Director
    Green Consult-Asia
    Thu, Jul 28, 2016
    2016-07-28 08:30 Vietnam
    Epoxy mortar for anchoring rebar in concrete
    in NC 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    511 Anna Okviana
    Total Bangun Persada
    Thu, Jul 28, 2016
    2016-07-28 06:31 Indonesia

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