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Requirements only for exterior lighting?

NC-v4 SSc6: Light Pollution Reduction
posted by Benjamin Weise on Sep 19, 2018, 8:00 am


Do the requirements for this credit only apply to exterior lighting or does interior lighting need to be considered as well?

Thanks in advance!

Last reply: Bill Swanson, Mar 26, 2019, 3:29 pm

Bicycle storage in residential units

NC-v4 LTc6: Bicycle facilities
posted by Nash Emrich on Oct 29, 2018, 3:28 pm

Has anyone successfully implemented (approved by LEED reviewer) a multifamily residential bicycle parking solution using storage within the individual residential units? In other words, for all...

Last reply: Sophie Kerr, Nov 29, 2018, 5:25 pm


NC-v4 EAc2: Optimize Energy Performance
posted by Sarah Leenknegt on Apr 15, 2019, 9:55 am


I have not yet found a clear description of the way of modelling a semiheated zone, so I will attempt to summarize. Please correct/append where needed.

- Exterior surfaces for...

Last reply: Marcus Sheffer, Dec 10, 2020, 5:26 pm

Display signage requirements

NC-v4 SSc6: Light Pollution Reduction
posted by Neetika Parmar on May 5, 2019, 3:23 am


I have a question regarding the external signage requirement. Our project plans to have a totem signage with digital display. Does this need to meet the requirement as specified by...

Last reply: Bill Swanson, Sep 11, 2019, 11:31 am

REACH registration number

NC-v4 MRc4: Building product disclosure and optimization - material ingredients
posted by Francesco Passerini on Jul 8, 2019, 5:53 am

In safety data sheets the calcium diformat is labeled with REACH registration number 01-2119486476-24-xxxx

Therefore I would think that it is included in the REACH lists but in the REACH...

Last reply: allen cole, Aug 15, 2022, 8:33 pm

Commissioning Fees

NC-v4 EAc1: Enhanced Commissioning
posted by Tom Grassi on Aug 13, 2019, 10:57 am

I am looking for updated studies with cost data for LEED v4 Commissioning services, including Enhanced, Envelope and Monitoring-Based Commissioning.  "The Cost of LEED v4" is a good publication,...

Last reply: Joyce Kelly, Jul 20, 2021, 7:01 pm

Parking Under Cover and SRI Requirement

NC-v4 SSc5: Heat Island Reduction
posted by Summer on Oct 9, 2019, 4:35 am


Our project have a 100% parking space under cover which means we are okay with option 2. Do we need to comply with...

Last reply: Eric Anderson, Mar 23, 2020, 1:22 pm

Include Fixtures for Mother's Room?

NC-v4 WEp2: Indoor water use reduction
posted by RDK E&S on Nov 25, 2019, 5:18 pm


My hunch is that faucets included in the mother's room do not needed to be included in the Minimum Indoor Water Use Reduction calculator, although I'm looking for confirmation. ...

Last reply: Emily Purcell, Nov 25, 2019, 6:57 pm

Required Materials for LCA

NC-v4 MRc1: Building life-cycle impact reduction
posted by RDK E&S on Jan 10, 2020, 4:06 pm


We are looking for more information as to what details from Baseline and Proposed models need to be included in the models. 

  1. What "interior finishes" need to be...

Last reply: Bipin Karki, Jul 17, 2023, 3:04 pm

Green Building Education- Educational Outreach Program vs. Guided Tour

NC-v4 INc1: Innovation
posted by Katy Keene on Feb 17, 2020, 8:12 am

For our project, we are planning on selecting the below two options:

  1. A comprehensive signage program built into the building's spaces to educate the occupants and visitors of the...

Last reply: emily reese moody, Jun 28, 2023, 9:23 pm