Key requirements include UL 9540 certification, UL 9540A thermal runaway testing, NFPA 855 installation compliance, IEC battery safety standards, certified battery management systems (BMS), and integrated fire detection and suppression systems. This document offers a curated overview of the relevant codes and standards (C+S) governing the safe deployment of utility-scale battery energy storage. . Sandia National Laboratories is a multimission laboratory managed and operated by National Technology & Engineering Solutions of Sandia, LLC, a wholly owned subsidiary of Honeywell International Inc. There are several ESS techno e are additional Codes and Standards cited to cover those specific technologies. For the sake of brevity, electrochemical technologies will be the prima y focus of this paper due to being. . Meta Description: Explore the latest industrial energy storage classification standards, their applications across sectors like renewable energy and manufacturing, and how they shape global energy solutions. Learn why standardization matters. Why Energy Storage Classification Matters Imagine trying. . However, storing and managing energy—especially lithium-ion batteries (LIBs)—presents unique fire and life safety challenges.