The 4 Stages of GRAP: What Changes as Pollution Rises—When Do Schools Close, and Which Vehicles Get Banned?

The 4 Stages of GRAP: What Changes as Pollution Rises—When Do Schools Close, and Which Vehicles Get Banned?

Even before the onset of winter, pollution levels in Delhi-NCR have begun to climb. To address this, the Graded Response Action Plan (GRAP) is implemented, imposing various restrictions based on the severity of pollution. GRAP consists of four stages, which become increasingly stringent as the Air Quality Index (AQI) rises. What exactly changes from Stage 1 to Stage 4 of GRAP? Which vehicles might face bans, when are construction activities restricted, and what are the rules for schools and offices?