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validity of LEED certificate (LEED-CS v2009); necessary period of USGBC membership

Performance Period
posted by Ernst Schriefl on Oct 1, 2018, 6:42 am

We are in the process of certifying several buildings under a campus approach (LEED Master Site D+C), where each building / project is certified unter the LEED-CS v2009 rating system.


Last reply: Trista Brown, Aug 10, 2022, 11:29 am


CS-v4 SSc5: Heat Island Reduction
posted by Marion THIBAULT on May 15, 2020, 10:00 am

Hello everyone, I'm working on a project that plans to integrate a greenhouse. I wonder how to consider the roof of the greenhouse for the...

Last reply: Irene Chung, Jul 28, 2022, 9:45 am

evaporative cooling in AHU

NC-v4 WEp2: Indoor water use reduction
posted by Arwid Theuer-Kock on Jul 5, 2022, 3:24 am

Hi community,

we have the opportunity to save 500 kW cooling energy wehn we establisch evaportive cooling in  the...

Last reply: Arwid Theuer-Kock, Jul 15, 2022, 5:20 am

New certified building on an existing campus

NC-v4.1 LTc7: Reduced parking footprint
posted by Emma Onofri on Jun 20, 2022, 11:17 am

Hello everybody,

I am working on a building with offices and process parts located on an existing campus with the same tenant and with all the building connected to the same main entrance...

innovation credits

NC-v4 INc1: Innovation
posted by Alexandre DENEUVILLE on Jun 17, 2022, 4:45 am


for innovation credits ( for example Innovation: Occupant comfort survey ) when submitting the Design stage file is it possible to justify the credit with a letter of commitment...

Last reply: Susan Di Giulio, Jun 17, 2022, 3:38 pm

Thermal comfort controls

NC-v4 EQc5: Thermal comfort
posted by Alexandre DENEUVILLE on May 16, 2022, 5:38 am


For the credit Thermal comfort, what alternative can we have other than remote controls to regulate thermal comfort in spaces where there is a significant number of occupants such...

Last reply: emily reese moody, Jun 7, 2022, 7:20 pm

Monitoring VAV System Airflow Setpoint

NC-v4 EQp1: Minimum indoor air quality performance
posted by J Schütz on May 30, 2022, 5:13 am


the credit language requires: "An alarm must indicate when the outdoor airflow value varies by 15% or more from the outdoor airflow setpoint." In the course of a coordination with...

Last reply: David Hubka, Jun 3, 2022, 7:41 am

Use of alternative standards- UK

CI-v4 EQc9: Acoustic performance
posted by R Jones on May 31, 2022, 6:54 am

Hi - what other standards are allowed as an equivalent to the ASHRAE standard? is the British Council for Offices (BCO) guidance accepted for all parts ?


Anticipated Project Type

LEED Rating System Selection
posted by Barbara Beckmann on May 24, 2022, 10:40 am

On the process of registration, in step 4 - Project Information on Anticipated Project Type there isn't a category that clearly represents the building we are working. This is a building with an...

Does the project scope for kitchen appliances include future tenants?

NC-v4 WEp2: Indoor water use reduction
posted by Christoph Keck on Apr 25, 2022, 7:47 am

Hi guys,

we are currently in the pre-certification stage of a hotel + retail complex. This complex will host 6 restaurants / fast food joints which will all be leased and one restaurant...

Last reply: emily reese moody, May 13, 2022, 6:58 pm