Investor Presentaiton

Attractive Fuel Economics CNG Retains its Price Competitiveness vs. Other Fuels Comparison of Alternative Fuel Costs Particulars INR/kg or INR/L CNG 80.00 (1) Diesel 94.27 (1) Petrol 106.31 (1) Particulars INR/kg or INR/L CNG 89.50 (2) Diesel 94.27 (2) Petrol 106.31 (2) 15% Differential (3) 42% Differential (3) 48% Differential (3) 05% Differential (2) Commercial PNG Favorably Priced vs. Alternate Fuels MAHANAGAR GAS Particulars UOM Particulars UOM DPNG (5) INR/SCM 48.50 DPNG (2) INR/SCM 54.00 Commercial LPG (5) INR/Kg 103.89 Commercial LPG (6) INR/Kg 95.34 PNG INR/MMBTU 2059 Commercial INR/MMBTU 2332 LPG 12% differential PNG INR/MMBTU 1926 Commercial LPG INR/MMBTU 2140 Domestic PNG Provides Savings with respect to LPG Cylinder Price Advantage Natural gas provides economic benefits over most alternative liquid fuels Fuel Efficiency CNG vehicles typically enjoy higher fuel efficiency • Payback Period Lower running costs result in lower payback period and savings INR / Year INR / Year 12630 12630 LPG LPG 10598 11800 Domestic PNG Domestic PNG % Difference 16% % Difference 07% Subsidized and Non-subsidized LPG cylinders price is same at present, Consumers are incentivized to purchase PNG due to significant savings Note: (1) Based on prices prevailing in Mumbai as on September 30, 2022, (2) CNG and DPNG selling prices we.f. November 4, 2022, (3) Mileage of CNG LCV - 10 km/kg, Diesel LCV - 10 km/ ltr (4) Mileage of CNG Car - 26 km/kg, Petrol car - 18 kms/ ltr ; (5) Based on prices prevailing in Mumbai for August 2022 (6) Based on prices prevailing in Mumbai for October 2022 MAHANAGAR GAS LIMITED 10% differential

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