Singapore Tightens Emissions Standards for Foreign Diesel Vehicles and Motorcycles

Starting April 1, 2026, foreign-registered commercial diesel vehicles with smoke emissions of 50 Hartridge Smoke Units (HSU) or more will be turned back at land checkpoints and denied entry into Singapore. The National Environment Agency (NEA) announced that this new threshold aligns with the emissions standards under the ASEAN Framework Agreement on the Facilitation of […]