Environment ❯Pollution ❯Air Quality

Vehicle Emissions

Regulatory Measures End-of-Life Vehicles Automobile Restrictions Regulations Regulatory Policies Old Vehicles Electric Vehicles Idling Hoy No Circula Impact Contaminants SUVs Emissions Standards Idling Emissions Regulatory Impact California Standards Diesel Regulations Nitrogen Oxides Government Policies Government Regulations Public Health Older Vehicles Particulate Pollution Government Initiatives Government Actions Non-Polluting Vehicles Diesel Bans Diesel Vehicles Heavy Commercial Vehicles Fossil Fuels Regulatory Framework Regulatory Standards Bharat Stage Standards Impact of Older Vehicles Low Emission Zones Environmental Zones Regulatory Programs Mumbai Contingency Measures Hoy No Circula Program Health Impacts Ultra-Low Emission Zone Compliance Dieselgate Scandal Diesel Emissions Dieselgate CO2 Emissions Diesel Particulates Car Weight Taxation Diesel Engines SUV Impact Euro Standards PM2.5 and PM10 Low-Emission Vehicles Stop-Start Systems

Hoy No Circula for Tuesday: Pink Stickers, Plates 7–8 Restricted in CDMX–Edomex

Air monitors report poor conditions with no contingency declared.

NGOs Sue French State Over Dieselgate Inaction as Court Rejects Renault Appeal

Hoy No Circula for Friday, Sept. 12: Blue-Sticker Vehicles Ending 9–0 Restricted in CDMX and Edomex

Maharashtra Orders Statewide 'No PUC, No Fuel' Enforcement at Petrol Pumps

Survey of Mumbai Auto and Taxi Drivers Finds Costs and Charging Gaps Stalling EV Shift

Hoy No Circula: Blue-Label Cars With Plates 9 and 0 Restricted Friday in CDMX and Edomex

Hoy No Circula for Tuesday: Pink Sticker, Plates 7–8 Restricted in CDMX and Edomex

Clean Cities Study Fuels Push for Paris-Style SUV Parking Charges in UK Cities

MoRTH Doubles Registration Renewal Fees for 20-Year-Old Vehicles

Hoy No Circula: Friday, Aug. 22 Restrictions in CDMX and Edomex

Hoy No Circula for Tuesday, Aug. 19: Pink Stickers (7–8) With Holograms 1–2 Restricted in CDMX and Edomex

Delhi Pilots Catalytic Converter Retrofits on 30 Older Heavy Vehicles

Mainz to Lift Environmental Zone as Pollution Falls

Hoy No Circula Bans Yellow-Sticker Vehicles Ending in 5 and 6 in CDMX and Edomex

Blue-Sticker Vehicle Ban Returns in Mexico City and Edomex on August 1

Hoy No Circula Bars Red-Sticker Cars in CDMX and Edomex on July 30

Hoy No Circula Bans Yellow-Stickered Vehicles in Mexico City and State of Mexico

Supreme Court to Review Delhi’s Age-Based Ban on Older Vehicles

Hoy No Circula Restricts Blue-Sticker Vehicles in Mexico City and State of Mexico

Delhi Unveils Nationwide Innovation Challenge to Tackle Emissions From End-of-Life Vehicles