Emission Standards and Export Eligibility 1. Introduction: Why Emission Standards Matter When buying a used Japanese tractor, one of the most important — yet often misunderstood — topics is emission standards. These standards decide whether your tractor can be imported legally into your country. Understanding how Japanese emission categories work helps you choose the right model, avoid customs issues, and maintain environmental compliance. Japanese tractors, known for their fuel efficiency, long lifespan, and low emissions, are in high demand across Africa, the Pacific, and the Caribbean. However, different countries have different environmental regulations, so export eligibility depends on matching the ...