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: Regional Material for Reinforcement Steel
    in NC 2009 MRc5: Regional Materials
    325 sriram tetali
    Manager -Suatainability Services
    M W Group
    Fri, May 6, 2016
    RE: ASHRAE 90.1 2007 vs 2012
    in NC-v4: Minimum energy performance
    81 Regina Ng
    Thu, May 5, 2016
    RE: Paired bus route service
    in NC-v4: Access to quality transit
    12 Kimberly Schlaepfer
    Sustainability Coordinator LEED AP O+M, BD+C
    YR&G
    Thu, May 5, 2016
    Steam Kettles for Process Water Use
    in Retail–CI-v2009: Water use reduction
    6 David Hryvniak
    Research Assistant
    Sustainable Design Consulting, LLC
    Thu, May 5, 2016
    United States
    RE: Waste Stream Audit
    in EBOM-v4: Ongoing purchasing and waste policy
    14 Trevor Anderson
    Sustainability Consultant
    Steven Winter Associates
    Thu, May 5, 2016
    United States
    Outdoor Air Delivery Monitoring System for LEED CS building
    in CI-2009 IEQc1: Outdoor Air Delivery Monitoring
    43 Ronald Dean
    Sumac Inc.
    Thu, May 5, 2016
    Peru
    RE: ETo Unit
    in NC 2009 WEc1: Water Efficient Landscaping
    433 Gustavo De las Heras Izquierdo
    Arch. Eng. LEED AP BD+C; O+M; CxA: Green Rater: EDGE Auditor
    Revitaliza Consultores
    Thu, May 5, 2016
    RE: ASHRAE HVAC Apps Handbook Equation, Table 2, and Walls
    in NC 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    423 Dylan Connelly
    Mechanical Engineer
    Integral Group
    Thu, May 5, 2016
    Local code offers voluntary option for no parking
    in NC 2009 SSc4.4: Alternative Transportation—Parking Capacity
    349 Jeff Ross-Bain, PE, LEED Fellow
    Principal
    Ross-Bain Green Building
    Thu, May 5, 2016
    United States
    Plus 1 possible ID point
    in EBOM 2009 IEQc3.3: Green Cleaning—Purchase of Sustainable Cleaning Products and Materials
    151 Stephen Redding
    Vice President
    KCI
    Thu, May 5, 2016
    United States
    RE: Sea water exchanger heat pump, considere as renewable energy ?
    in NC 2009 EAc2: On-Site Renewable Energy
    260 Matthew Kozlowski
    Green Building Program Manager
    Cornell University
    Thu, May 5, 2016
    RE: Floor area - allowable difference between sim. model and PIf3
    in CS 2009 IEQc8.1: Daylight and Views—Daylight
    129 Todd Reed
    Daylight Designer
    7group
    Thu, May 5, 2016
    RE: Purpose behind the 60% RH parameter?
    in NC 2009 IEQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    328 Lyle Axelarris
    Civil/Structural Engineer, LEED AP BD+C, O+M
    Design Alaska
    Wed, May 4, 2016
    United States
    Definition of limited landscape opportunities
    in NC 2009 SSc5.1: Site Development—Protect or Restore Habitat
    265 Michelle Reott
    LEED AP® BD+C, ID+C, O+M, Managing Principal
    Earthly Ideas LLC, a LEED® Proven Provider™
    Wed, May 4, 2016
    Documentation DIBt AgBB - Wet applied product
    in NC-v4: Low emitting materials
    184 Charline Seytier
    CEO, Co-owner. LEED AP BD+C
    ThemaVerde, France
    Wed, May 4, 2016
    Title Comments Most Recent Post Location
    Food Service Equipment
    in CI-v4: Enhanced refrigerant management
    1 Samantha Davidson
    Environmental Systems Design, Inc.
    Tue, Mar 22, 2016
    Compliant adhesives and sealants products available in China
    in CI 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    84 Anne-Claire BARBERI
    Project Manager
    ARP-Astrance
    Tue, Mar 22, 2016
    United Arab Emirates
    Compliant wood & agrifiber products available in China
    in CI 2009 IEQc4.4: Low-Emitting Materials—Composite Wood and Agrifiber Products
    52 Anne-Claire BARBERI
    Project Manager
    ARP-Astrance
    Tue, Mar 22, 2016
    United Arab Emirates
    Paints & coatings products available in China
    in CI 2009 IEQc4.2: Low-Emitting Materials—Paints and Coatings
    77 Anne-Claire BARBERI
    Project Manager
    ARP-Astrance
    Tue, Mar 22, 2016
    United Arab Emirates
    Flooring systems products available in China
    in CI 2009 IEQc4.3: Low-Emitting Materials—Flooring Systems
    117 Anne-Claire BARBERI
    Project Manager
    ARP-Astrance
    Tue, Mar 22, 2016
    United Arab Emirates
    RE: Certificate timeline
    in ND Plan-v4: Certified green buildings
    2 Eliot Allen
    LEED AP-ND, Principal
    Criterion Planners
    Tue, Mar 22, 2016
    LCA questionnaire for Master thesis
    in Pilot Credit 63: Whole Building Life Cycle Assessment
    16 Arturs Alsins
    Tue, Mar 22, 2016
    RE: Peak Transients
    in Schools 2009 SSc4.2: Alternative Transportation—Bicycle Storage and Changing Rooms
    42 Marilyn Specht
    Sustainability Consultant
    Integral Group
    Mon, Mar 21, 2016
    RE: Walking path question
    in CI 2009 SSc3.1: Alternative Transportation—Public Transportation Access
    51 Marilyn Specht
    Sustainability Consultant
    Integral Group
    Mon, Mar 21, 2016
    Galvanize Repair
    in NC 2009 IEQc4.2: Low-Emitting Materials—Paints and Coatings
    521 Sean Kirk
    Construction Specialist
    Amec Foster Wheeler
    Sun, Mar 20, 2016
    United States
    RE: FTE Calculations for the Train Station (LEED CS 2009)
    in PIf3: Occupant and Usage Data
    14 Andres Schwarz
    Principal
    NRG-AR
    Sun, Mar 20, 2016
    RE: Who can be the CxA?
    in CI-v4: Enhanced commissioning
    2 Scott Bowman
    LEED Fellow
    Integrated Design + Energy Advisors, LLC
    Fri, Mar 18, 2016
    RE: SS 7.2 (v2009 C+S) -- Tenant Improvements to Roof
    in CS 2009 SSc7.2: Heat Island Effect—Roof
    105 Summer Minchew
    LEED AP ID+C, O+M
    Ecoimpact Consulting
    Fri, Mar 18, 2016
    RE: confused (minimum code requirement & maximum allowable parking)
    in NC-v4: Reduced parking footprint
    23 Alan Scott
    Director
    YR&G
    Fri, Mar 18, 2016
    Rooftop Greenhouse
    in Schools 2009 SSc5.2: Site Development—Maximize Open Space
    22 Sarah Nugent
    Sustainability Consultant
    Steven Winter Associates, Inc
    Thu, Mar 17, 2016
    United States
    RE: Bicycle storage for whole building occupants, but no reservation
    in CI 2009 SSc3.2: Alternative Transportation—Bicycle Storage and Changing Rooms
    93 Rita Haberman
    Brightworks
    Thu, Mar 17, 2016
    RE: printing room in an open office
    in CI 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    96 Allison Beer McKenzie
    Architect, Director of Sustainability
    SHP Leading Design
    Thu, Mar 17, 2016
    RE: US standard and red cross
    in NC-2009: Assessment and Planning for Resilience
    4 Yasuhito Koike
    LEED AP, Green Building Consultant
    Izumi System Planning
    Wed, Mar 16, 2016
    Japan
    RE: ASHRAE 50% AEDG
    in CI-v4: Optimize energy performance
    4 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Mar 16, 2016
    RE: LEED v4 Reference Guide and EA credits
    in NC-v4: Demand response
    6 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Wed, Mar 16, 2016
    Title Comments Most Recent Post Location
    Tuvalu - by LEEDUser Team
    Thu, Sep 18, 2014
    Vanuatu - by LEEDUser Team
    Thu, Sep 18, 2014
    Central Asia - by LEEDUser Team
    Thu, Sep 18, 2014
    Armenia - by LEEDUser Team
    Thu, Sep 18, 2014
    Azerbaijan - by LEEDUser Team
    Thu, Sep 18, 2014
    Georgia - by LEEDUser Team
    Thu, Sep 18, 2014
    Tonga - by LEEDUser Team
    Thu, Sep 18, 2014
    Marshall Islands - by LEEDUser Team
    Thu, Sep 18, 2014
    Micronesia - by LEEDUser Team
    Thu, Sep 18, 2014
    Nauru - by LEEDUser Team
    Thu, Sep 18, 2014
    New Zealand - by LEEDUser Team
    Thu, Sep 18, 2014
    Palau - by LEEDUser Team
    Thu, Sep 18, 2014
    Papua New Guinea - by LEEDUser Team
    Thu, Sep 18, 2014
    Samoa - by LEEDUser Team
    Thu, Sep 18, 2014
    Solomon Islands - by LEEDUser Team
    Thu, Sep 18, 2014
    Tunisia - by LEEDUser Team
    Thu, Sep 18, 2014
    Uganda - by LEEDUser Team
    Thu, Sep 18, 2014
    Zambia - by LEEDUser Team
    Thu, Sep 18, 2014
    Zimbabwe - by LEEDUser Team
    Thu, Sep 18, 2014
    Australia and Oceania - by LEEDUser Team
    Thu, Sep 18, 2014
    Title Comments Most Recent Post Location
    RE: Sea water exchanger heat pump, considere as renewable energy ?
    in NC 2009 EAc2: On-Site Renewable Energy
    260 Matthew Kozlowski
    Green Building Program Manager
    Cornell University
    Fri, Jan 29, 2016
    RE: Calculation method
    in CS 2009 EAc2: On-Site Renewable Energy
    83 Marcus Sheffer
    LEED Fellow
    7group
    Fri, Jan 29, 2016
    Building Envelope Commissioning
    in Retail–CI-v2009: Optimize energy performance - building envelope
    8 Lance Barron
    Project Manager
    Essex Engineering Corporation
    Fri, Jan 29, 2016
    United States
    Credit 7.1 and 7.2
    in NC 2009 SSc7.1: Heat Island Effect—Nonroof
    285 Alejandro Macias
    Wed, Jan 27, 2016
    Mexico
    ISO 16346:2013
    in NC-2009: Alternative Energy Performance Metric ACP
    1 Emmanuel Pauwels
    Owner
    Green Living Projects s.l.
    Wed, Jan 27, 2016
    Spain
    FTE of unoccupied gutted adjacent tenant
    in Retail–CI-v2009: Alternative transportation
    9 Andrew Bennett
    intern architect
    WSA
    Wed, Jan 27, 2016
    United States
    RE: Hourly Data for Rainwater Harvesting Calculation
    in NC 2009 WEp1: Water Use Reduction—20% Reduction
    725 Christian Kaltreider
    Wed, Jan 27, 2016
    United States
    RE: Hourly Data for Rainwater Harvesting Calculation
    in NC 2009 WEp1: Water Use Reduction—20% Reduction
    725 Christian Kaltreider
    Wed, Jan 27, 2016
    United States
    RE: Performance Period Extension, Post-Reviewer's Comments
    in Performance Period
    57 Trista Little
    Sustainability Manager
    YR&G
    Wed, Jan 27, 2016
    RE: Performance Period Extension, Post-Reviewer's Comments
    in Performance Period
    57 Trista Little
    Sustainability Manager
    YR&G
    Wed, Jan 27, 2016
    Water Sense Labeling
    in CI-v4: Indoor water use reduction
    3 Michelle Rosenberger
    Partner
    ArchEcology, LLC
    Tue, Jan 26, 2016
    RE: Parking exhaust
    in EBOM 2009 IEQp1: Minimum Indoor Air Quality Performance
    357 David Hubka
    Director - Operations
    Transwestern Sustainability Services
    Tue, Jan 26, 2016
    Clarification on EVSE demand response requirements
    in NC-v4: Green vehicles
    14 Francis McNulty
    OCSC
    Tue, Jan 26, 2016
    Ireland
    RE: Dormitory as support building
    in PIf2: Project Summary Details
    233 Alan Scott
    Director
    YR&G
    Tue, Jan 26, 2016
    Definition of limited landscape opportunities
    in NC 2009 SSc5.1: Site Development—Protect or Restore Habitat
    265 Michelle Reott
    LEED AP® BD+C, ID+C, O+M, Managing Principal
    Earthly Ideas LLC, a LEED® Proven Provider™
    Tue, Jan 26, 2016
    RE: Labor and Delivery Rooms
    in Healthcare-v2009: Water use reduction
    24 Michelle Schwarting Robinson
    Re:Vision Architecture
    Mon, Jan 25, 2016
    Eligible Intersections: Highway
    in ND-v2009: Street network
    1 Aly Andrews
    Farr Associates
    Fri, Jan 22, 2016
    United States
    MERV13 filter replacement to pre-filters / filters
    in NC v2.2 EQc5: Indoor Chemical and Pollutant Source Control
    102 Jane Long
    Ms
    Fri, Jan 22, 2016
    RE: EA Prerequisite Minimum Energy Performance
    in EBOM-v4: Minimum energy performance
    21 Ben Stanley
    Sustainability Manager
    YRG sustainability
    Fri, Jan 22, 2016
    PC 75 Clean Construction
    in NC-2009: Clean construction
    2 Patricia Lloyd
    Sustainability Manager
    Leopardo Companies, Inc.
    Thu, Jan 21, 2016
    United States
    Title Comments Post date Most Recent Postsort icon Location
    Aggregate vs. lowest performing
    in Campus and Multiple Buildings Approach
    4 Lou Niles
    Sustainability / LEED Specialist
    LPA, Inc.
    Wed, Mar 16, 2016
    2016-03-16 13:27 United States
    Reducing Volume of stormwater runoff through 2 improvements
    in NC 2009 SSc6.1: Stormwater Design—Quantity Control
    281 VICTOR MORENO
    TECHNICAL DIRECTOR
    ISOLANA AHORRO ENERGÉTICO SL
    Wed, Mar 16, 2016
    2016-03-16 11:03 Spain
    Hotel as Commercial or Residential?
    in NC 2009 SSc4.2: Alternative Transportation—Bicycle Storage and Changing Rooms
    294 Kristopher Croghan
    Senior Associate
    OPX
    Wed, Mar 16, 2016
    2016-03-16 10:38 United States
    Is Green Tag certification accpetable
    in CI 2009 IEQc4.5: Low-Emitting Materials—Systems Furniture and Seating
    158 Shuchita Gupta
    Architect , LEED AP | BD+C
    Space Matrix Architects and Planners
    Wed, Mar 16, 2016
    2016-03-16 04:25 Singapore
    Solar Energy
    in NC 2009 EAc2: On-Site Renewable Energy
    260 SAMY Chamy
    Enginneer
    T&T Green
    Wed, Mar 16, 2016
    2016-03-16 01:35 Vietnam
    Supermarket in a spead shopping center.
    in MPR3: Must use a reasonable site boundary
    1 Heraldo Muñoz
    Tue, Mar 15, 2016
    2016-03-15 23:21 Argentina
    parking area under cover
    in CI 2009 SSc3.3: Alternative Transportation—Parking Availability
    133 ANNA SUN
    Tue, Mar 15, 2016
    2016-03-15 22:30 China
    V4 Space Matrix
    in LEED IEQ Space Matrix - Frequently Asked Questions
    45 Quentin Jackson
    Aurecon
    Tue, Mar 15, 2016
    2016-03-15 20:18 Australia
    Definition of one building
    in PIf2: Project Summary Details
    233 Cynthia Quinn
    Principal
    Ecological Environments, LLC
    Tue, Mar 15, 2016
    2016-03-15 19:10 United States
    Hybrid Urinals
    in CI 2009 WEc1: Water Use Reduction
    105 Nilda De Coutte
    Fundacion Ciudad del Saber
    Tue, Mar 15, 2016
    2016-03-15 14:50 Panama
    LEED EAc2 for Campus
    in NC 2009 EAc2: On-Site Renewable Energy
    260 Mauricio Ramirez
    Tue, Mar 15, 2016
    2016-03-15 12:51 Mexico
    Responses to preliminary review comments
    in NC 2009 EAp2: Minimum Energy Performance
    3,427 David Browne
    Architect
    Corley Redfoot Architects, Inc.
    Tue, Mar 15, 2016
    2016-03-15 12:42 United States
    Existing road
    in MPR3: Must use a reasonable site boundary
    232 Heather Holdridge
    Sustainability Coordinator
    Lake/Flato Architects
    Tue, Mar 15, 2016
    2016-03-15 11:50 United States
    Is it too late to do SSp1?
    in NC 2009 SSp1: Construction Activity Pollution Prevention
    284 Hieu Huynh
    Environmental Engineer, LEED AP BD+C
    Tue, Mar 15, 2016
    2016-03-15 04:52 Vietnam
    ASHRAE 90.1 2007 vs 2013
    in NC 2009 EAp2: Minimum Energy Performance
    3,427 Michael Wahjudi
    ESD Consultant
    Kaer Pte Ltd
    Mon, Mar 14, 2016
    2016-03-14 20:52 Singapore
    Building Envelope Commissioning
    in Retail–CI-v2009: Optimize energy performance - building envelope
    8 Lance Barron
    Project Manager
    Essex Engineering Corporation
    Mon, Mar 14, 2016
    2016-03-14 15:56 United States
    minimum drawdown rate
    in EBOM 2009 SSc6: Stormwater Quantity Control
    73 ethan adams
    UUSC
    Mon, Mar 14, 2016
    2016-03-14 15:18 United States
    In-Unit Lighting
    in NC 2009 EAp2: Minimum Energy Performance
    3,427 Khaled Fouda
    Design Engineer
    Energy Concepts
    Mon, Mar 14, 2016
    2016-03-14 13:54 United States
    High Process Load and Equipment Efficiency
    in CS 2009 EAp2: Minimum Energy Performance
    1,055 Shad Traylor
    Mon, Mar 14, 2016
    2016-03-14 11:28 United States
    LEED CI 2009 SSc1 Path 11: On-Site Renewable Energy
    in CI 2009 SSc1: Site Selection
    222 Jenny Sutanto
    B.Arch., MSc. BPS, LEED Green Associate
    Building System & Diagnostics Pte Ltd
    Mon, Mar 14, 2016
    2016-03-14 05:12 Singapore

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