Policies, Plans & Regulations Accelerating the Global Shift to a Cleaner On-Road Diesel Fleet Published 2025 Share SHARE Facebook share Twitter LinkedIn Copy URL Email Download Download ACCELERATING THE GLOBAL SHIFT TO A CLEANER ON-ROAD DIESEL FLEET - V1.3.pdf en Added on: 18 March, 2025 Breadcrumb Home Resource Library Accelerating The Global Shift To a Cleaner On-Road Diesel Fleet This document outlines a strategy and plan for a global transition to fuels and vehicle standards that meet a minimum of Euro 4/IV+, 50 parts per million (ppm) and below requirements. This transition is designed to achieve significant worldwide reductions in vehicle emissions while establishing a level playing field for high-quality fuels and vehicles worldwide. Authors Climate and Clean Air Coalition (CCAC) United Nations Environment Programme (UNEP)