Government ❯ Environmental Policy

Air Quality Management

Pollution Control Regulations Graded Response Action Plan Traffic Regulations Commission for Air Quality Management Pollution Control Measures Contingency Plans Vehicle Emission Control Public Health Regulations Public Health Initiatives

Mexico City Keeps Regular Friday Hoy No Circula as Air Quality Worsens

Official readings found unhealthy particulates with ozone under the activation threshold, resulting in no Phase 1.

No Contingency Declared as Mexico City–Edomex Keep Regular Hoy No Circula Through Feb. 25

Supreme Court Reframes MC Mehta PILs, Demands Air-Quality Action Plans

CAQM Mandates Uniform 50 mg/Nm³ PM Limit for 17 Industry Categories in Delhi-NCR

Punjab Launches Rs3 Billion Electric Fog Cannon Fleet to Tackle Smog

Mexico City Keeps Ozone Contingency in Place as Double ‘Hoy No Circula’ Rules Hold

CAQM Issues Binding Orders to Punjab, Haryana and UP to Halt Wheat Stubble Burning Before 2026 Harvest

Delhi CM Inaugurates 120 Mist-Spray Systems at IGI Airport to Curb Dust

Mexico City Extends Phase I Ozone Contingency Into Feb. 14

Delhi–NCR Fast-Tracks Grid Air Monitoring: 27 Stations Underway, 46 Proposed

Delhi Air Quality Falls Back to Poor as Mumbai Records Severe Pockets

Delhi AQI Improves to Moderate on Sunday as Winds Pick Up

Hoy No Circula Suspended This Sunday in CDMX, Edomex and Toluca Metro Areas

Mexico City Area Enforces Normal 'Hoy No Circula' Rules for Thursday, Feb. 5

Delhi Finishes Mist Systems and Anti-Smog Guns at All 143 Elevated Metro Stations Ahead of Schedule

Friday Hoy No Circula: Blue Sticker, Plates 9–0 Restricted in CDMX and Edomex

Supreme Court Demands Time-Bound Plans on CAQM Measures as Delhi Lifts GRAP-3 Curbs

Delhi Air Still 'Very Poor' as GRAP-4 Is Withdrawn; Mumbai Endures Wild AQI Swings

BMC Issues Stop-Work Orders to 662 Mumbai Construction Sites Over Missing Air Sensors

Tuesday, Jan. 20 Hoy No Circula: Pink Sticker 7–8, Hologram 1–2 Off the Roads 5 a.m.–10 p.m.