With increasing traffic congestion, safety on the highways is of great public concern. Recent incidents involving heavy vehicles are influencing the legislative landscape across the world. Regulatory bodies recognize that responsibility for highway safety goes well beyond mere driver compliance to Hours of Service regulations, thus bringing forward the concept of Chain of Responsibility (CoR). This whitepaper explains CoR, how it has been implemented in other jurisdictions, how it may affect your business, and what you need to do to ensure you are prepared and protected.