In continuation of our intimation dated May 30, 2025 we hereby submit copies of newspaper advertisement regarding dispatch of Postal Ballot Notice dated May 28, 2025 and Remote e-voting information.

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Hindustan Oil Exploration Company Ltd.

30 May 2025

168.51

-0.88%

Company Update

Hindustan Oil Exploration Company Ltd - 500186 - Compliances-Reg.24(A)-Annual Secretarial Compliance

BSE India

Pursuant to Reg.24A of SEBI(LODR) Regulations, 2015, Annual Secretarial Compliance Report for the year ended March 31, 2025.

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Hindustan Oil Exploration Company Ltd.

30 May 2025

168.51

-0.88%

AGM

Hindustan Oil Exploration Company Ltd - 500186 - Shareholder Meeting / Postal Ballot-Notice of Postal Ballot

BSE India

Notice of Postal Ballot intimation is attached herewith.

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Hindustan Oil Exploration Company Ltd.

30 May 2025

168.51

-0.88%

Company Update

Hindustan Oil Exploration Company Ltd - 500186 - Announcement under Regulation 30 (LODR)-Newspaper Publication

BSE India

Pursuant to Reg. 47 of SEBI (LODR) Regulations, 2015, the copy of Newspaper Advertisements published in Business Line, Business Standard and Loksatta pertaining to the Financial Results for the quarter and year ended March 31, 2025 is attached herewith.

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Hindustan Oil Exploration Company Ltd.

29 May 2025

168.51

-0.88%

Earnings Call

Hindustan Oil Exploration Company Ltd - 500186 - Announcement under Regulation 30 (LODR)-Analyst / Investor Meet …

BSE India

Pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, the audio recording of the Earnings Call held on May 29, 2025, with respect to the financial results for the quarter and financial year ended March 31, 2025 has been made available on the Company's website at https://hoec.com/earnings-call/.

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