The document provides an update on the implementation of the Globally Harmonized System of Classification and Labeling of Chemicals (GHS) at the Hanford Site. It outlines the key requirements and deadlines established by OSHA for GHS implementation, and describes the process undertaken at Hanford to meet these requirements through training, hazard labeling, database updates, and revised procedures. An inter-contractor working group was established to coordinate the implementation efforts across Hanford contractors.