Addenda Database

Addenda incorporate changes and improvements to LEED rating systems and resources to help clarify, correct, interpret or provide alternative language helping project teams better implement LEED.

More Technical Resources

LEED v5 Resources

Critical LEED v5 resources are outlined below, including scorecards, fact sheets, and the…
April 28, 2025

ZCB Pricing

Project fees are based on a project’s certification pathway and size. Project size…
January 31, 2025

LEED Pricing 

Registration and certification fees are based on your project’s rating system and size;…
January 31, 2025

National Whole Building Life Cycle Assessment Practitioner’s Guide

The National Whole-building Life Cycle Assessment Practitioner’s Guide: Guidance for Compliance Reporting of…
December 12, 2024