The 2015 Ptolemus study on electronic toll collection (ETC) analyzes the global ETC landscape, projecting 425 million subscriptions by 2025 with revenues expected to reach €160 billion, primarily driven by North America, China, and India. The report offers a comparative assessment of tolling technologies, highlights market trends, and evaluates the impact of connected vehicle services and regulatory evolutions. It serves as a strategic tool for stakeholders in the mobility ecosystem, addressing innovations, market forecasts, and the competitive landscape in road charging.