Order of the National Green Tribunal in the matter of Shri L. G. Sahadevan, Chennai Vs Union of India & Others dated 19/08/2019 regarding use of alternative fuel in the state of Tamil Nadu. Action plan submitted through the Joint Transport Commissioner (Road and Safety), Tamil Nadu states that "under the present condition the pollution level is under control when compared to other States and enough LPG is available throughout the State and CNG is not available and a Committee has been constituted to study about the same and they are making the study."

Order of the Supreme Court of India in the matter of M. C. Mehta Vs Union of India & Others dated 05/08/2019 regarding improvement in bus numbers and services in Delhi.

Order of the Supreme Court of India in the matter of M. C. Mehta Vs Union of India & Others dated 02/08/2019 regarding registration of new taxis in Delhi, only if the vehicles operate on dual fuel or petrol or CNG. The Apex Court makes it clear, that it's order of 10/05/2016 that new taxis in NCR would be given permit only if the vehicle operate on duel fuel or petrol or CNG. Further, no vehicle shall be registered as a city taxi if it runs on diesel fuel.

Order of the National Green Tribunal in the matter of Manoj Chaudhary Vs Union of India & Others dated 11/07/2019 regarding violation of environmental norms by L.R.A. Kids School, J.P Academy School, Little Scholar Colts School and Little Scholar Colts School at Meerut, Uttar Pradesh.