JoTran urges Malaysian commercial vehicle operators to act immediately ahead of Singapore’s tightened 50 HSU smoke emission limit.
Singapore to Turn Back Foreign Diesel Vehicles Exceeding 50 HSU From April 2026
Singapore’s National Environment Agency (NEA) has tightened the smoke emissions limit for foreign vehicles entering the country via Woodlands and Tuas Second Link from 60 HSU (Hartridge Smoke Units) to 50 HSU, effective April 1, 2026. Under the new policy, all foreign diesel commercial vehicles emitting smoke that exceeds 50 HSU will be denied entry and turned back at the ...
Singapore to Turn Back Foreign Diesel Vehicles Exceeding 50 HSU From April 2026
Singapore’s National Environment Agency (NEA) has tightened the smoke emissions limit for foreign vehicles entering the country via Woodlands and Tuas Second Link from 60 HSU (Hartridge Smoke Units) to 50 HSU, effective April 1, 2026. Under the new policy, all foreign diesel commercial vehicles emitting smoke that exceeds 50 HSU will be denied entry and turned back at the ...








