Investor Presentaiton

• • • Dirok: Production & Phase-II development • 27.7 mmscfd Gas Production (Q4-FY22) Field Layout 572 boepd > 15% Condensate Production Assam Gas (Q4-FY22) Production BCPL In addition to OIL India, gas is supplied to four other buyers at premium price Premium sales during Q4 FY 2021-22 constitute about 40% of total Dirok sales Cumulative production crossing the milestone of 50 BCF of gas and 1 MMBBL of condensate Hollong Modular Gas Process Plant (HMGPP) clocked 1,480 LTI free days as on 31 March 2022 Assam Arakan Assam LTPS DIBRUGARH EXISTING PIPELINE TINSUKIA COOS DULIAJAN NAMRUP NRL Phase II - FDP Approved • H EC KUSIJAK DIGBOI 100 DIROK-1.0 263 Laying of 35km pipeline to connect directly to Duliajan hub GPP BHORPOWAI DIROK -5&6 DIROK-4 COGS MARGHERITR NT TO SCALE Drilling of 3 development wells to increase production from 35 mmscfd to 55 mmscfd Project Progress Environmental Clearance obtained JV Partners ऑल इंडिया लिमिटेड Oil India Limited इंडियन ऑयल IndianOil . • Stage 1 Forest Clearance is received for 18-inch pipeline laying HOEC Pl • Line pipe required for forest segment is received and is in stock 27% Dirok is a successful fast-track development with an outsourced model for processing 11

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