This document establishes the legal requirements for the design, placement, and maintenance of safety signs within workplaces to ensure the protection of employees and the public. The text serves as a formal statutory instrument, providing the regulatory framework mandated by the Health and Safety at Work Act. It outlines the specific technical standards for signage intended to warn of hazards, prohibit dangerous actions, or provide mandatory safety instructions.

Legal professionals and health and safety officers utilize this text as a primary source for regulatory compliance and workplace auditing. Experts note that while the prose is highly technical and dense, it remains a foundational document for understanding the evolution of safety standards in the United Kingdom.