Curbs under Stage III include a ban on non-essential construction and demolition, closure of stone crushers and mining activities in Delhi-National Capital Region (NCR).

Delhi AQI remains at 'severe' but the environment minster recently said that GRAP 3 measures do not need to be imposed as of now.

GRAP stage 3 will come into force at 8am on Friday. The Delhi government announced that classes for primary schools will be shifted to online.

Delhi NCR is implementing GRAP Stage 3 due to severe air quality, halting non-essential construction and restricting vehicle use. The region's AQI has reached hazardous levels, prompting authorities to enforce stricter measures like banning certain vehicles and limiting construction activities to combat pollution.

Delhi's air quality remained "severe" for a second consecutive day, prompting the central pollution watchdog to invoke restrictions under the third stage of GRAP, including a ban on construction activ

The Commission for Air Quality Management (CAQM) made the decision to elevate the response to GRAP Stage 3 due to Delhi's AQI consistently surpassing 400, accompanied by heavy smog that has reduced visibility to nearly zero.

Starting from 8 am on Friday, the Graded Response Action Plan (GRAP) Stage 3 will be in place across Delhi NCR due to 'severe' air quality. This will impose stricter measures to tackle pollution.

The tighter rule is aimed to curb pollution emnating from different sources as the AQI reached 418 on Thursday.

The decision to invoke the third stage of GRAP was announced by Commission for Air Quality Management, hours after Delhi government claimed that air quality in the city could improve without the implementation of the response.

Delhi's air quality remained "severe" for the second consecutive day, prompting authorities to implement stricter pollution control measures under Grap stage III. The hazardous smog forced schools to shift primary classes online.