Pursuant to Reg. 30 of SEBI (LODR), Reg., 2015, we wish to inform that Company has entered into definitive documents ('Transaction Documents'), to acquire 100% of the shareholding of Unison Enviro Private Limited ('UEPL'), through purchase of shares from its existing shareholders which shall take place upon receipt of approval for 100% transfer of shares from Petroleum and Natural Gas Regulatory Board (unless otherwise agreed between the Company, UEPL and existing shareholders of UEPL in accordance with the terms of the definitive documents) ('Transaction') and such other consent(s) and approval(s), as may be required. The said Transaction is subject to the fulfilment of various terms and conditions as specified in the Transaction Documents. We enclose herewith the details pursuant to Reg. 30(6) of the Listing Regulations, read with SEBI Circular No. CIR/CFD/CMD/4/2015 dated September 09, 2015 as Annexure 1. A copy of the Press Release is enclosed herewith as Annexure 2.