Order of the Supreme Court of India in the matter of Volkswagen India Pvt. Ltd. & Other Vs Satvinderjeet Singh Sodhi & Others dated 21/01/2019 regarding violation of environmental norms by Volkswagen. An order passed by NGT dated 16 November 2018 had ordered the automaker to deposit an amount of Rs. 100 crores with the CPCB within a month. On 17 January 2019, the Tribunal passed an order noting that the deposit in terms of its order dated 16 November 2018 has not been made. Volkswagen furnished an undertaking that a deposit would be made by next day which was done accordingly.

Order of the National Green Tribunal in the matter of Subhas Datta Vs State of West Bengal & Others dated 27/11/2018 regarding the alarming adverse air quality of Kolkata City which was stated to be highly polluted during the period commencing from mid-October to February end. The principal reason for the bad ambient air quality in the city of Kolkata and Howrah was identified to be auto emission apart from road dust, construction activities, burning of municipal waste and industrial wastes including plastics, population of DG sets and industrial emissions.

Order of the National Green Tribunal in the matter of Saloni Ailawadi Vs Union of India & Others dated 16/11/2018 regarding pollution caused by Volkswagen India Pvt. Ltd. and Skoda Auto India Private Limited.

Judgement of the Supreme Court in the matter of M. C. Mehta Vs Union of India & Others dated 24/10/2018 on whether Bharat Stage IV compliant vehicles should be permitted to be sold in India after 31.03.2020.

Order of the National Green Tribunal in the matter of Vinay Shivanand Nayak Vs. State of Karnataka & Others dated 26/09/2018. The principal question requiring determination in this case is as to whether the State of Karnataka should be permitted to continue with the use of BS-II and III compliant public transport vehicles and also the incidental question as to whether permission should be grant for purchase of 1000 number of BS-IV compliant public transport vehicles as prayed for on behalf of the State Transport Corporation.