Existing Building Commissioning in LEED-EB: O&M Option A vs. Option B

Introduction
The new version of the LEED-EB: O&M® rating system presents several substantial changes; this white paper focuses on the Credit for Existing Building Commissioning: Investigation and Analysis (EA 2.1) and the two compliance options. The Credit is worth two points towards certification, achievable through either option. This white paper analyzes the two options, establishes the key differences, and suggesting scenarios where a project team may wish to select one option over the other.