Order of the National Green Tribunal (Southern Zone) Chennai in the matter of G. S. Mani Vs The Chairman, Tamil Nadu Pollution Control Board, Chennai & Others dated 30/01/2020 regarding air pollution in Chennai, Tamil Nadu.

The NGT directed the government of Tamil Nadu to prepare a Comprehensive Action Plan (CAP) on the basis of the Graded Response Action Plan (GRAP) notified by the Ministry of Environment, Forest and Climate change (MoEF&CC) to meet the situation.