Certificate under SEBI (Depositories and Participants) Regulations, 2018

Petronet LNG Limited Regd. Office: Fourth Floor, Tower -I, World Trade Centre, Nauroji Nagar, New Delhi – 110029 Phone: 011-71233525 CIN: L74899DL1998PLC093073 Email: investors@petronetlng.in, Company’s website: www.petronetlng.in CS/PLL/LISTING/2026 Dated: 13-10-2026 The Manager The Manager BSE Ltd. National Stock Exchange of India Ltd. Phiroze Jeejeebhoy Towers Exchange Plaza, Bandra Kurla Complex Dalal Street, Mumbai – 400 001 Bandra East, Mumbai – 400 051 Subject: Certificate under Regulation 74(5) of SEBI (Depositories and Participants) Regulation 2018 for the quarter ended September 30, 2026 Dear Sirs / Madams, The certificates under Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018 for the quarter ended September 30, 2026 as submitted to the depositories i.e. National Securities Depository Limited and Central Depository Services (India) Limited by the Registrar and Share Transfer Agent (Bigshare Services Private Limited) are enclosed herewith for your information and record. Yours faithfully, (Rajan Kapur) GGM & President - Company Secretary Encl: as above Dahej LNG Terminal: Kochi LNG Terminal: GIDC Industrial Estate, Plot No. 7/A, Dahej Survey No. 347, Puthuvypu Taluka Vagra, Distt. Bharuch - 392130 (Gujarat) P.O. 682508, Kochi Tel.: 02641-257249 Fax· 02641-257252 Tel.· 0484-2502268