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Internship

About us

Indian Oil Corporation Ltd is India's largest commercial enterprise, accounting for nearly half of India's petroleum products market share. Incorporated as Indian Oil Company Ltd. on 30th June 1959, it was renamed as Indian Oil Corporation Ltd. on 1st September 1964 following the merger of Indian Refineries Ltd. with it. IndianOil and its subsidiaries account for nearly half of India’s petroleum products market share, 35% national refining capacity and 71% downstream sector pipelines capacity in India.

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Notification

Winter Internship 2026 – Applications Open

Application receipt process of Guwahati Refinery for Winter Internship 2026 has started. Training will be in physical mode.

Please read the Application Filling Procedure, Annexure I Terms and Conditions carefully before proceeding for filling of online form

Registration Date

22nd October 2026 to 08th November 2026
On the following address
Guwahati Refinery Learning and Development Centre,
Opp. Guwahati Refinery Hospital,
Indian Oil Corporation Ltd, Guwahati Refinery,
Noonmati, Guwahati, Assam 781020
Training will be in two batches:
Batch 1
15th December 2026
Batch 2
1st January 2027

Students may select the batch accordingly. Selected students to get confirmation mail for physical reporting. Students may please go through the “How to Apply” section carefully prior to applying online.

📥 Downloads
  • PDF
    Application for Summer Internship To be filled up and duly signed by the Student.
    Download
  • PDF
    NOC Format (Engineering Students) To be filled on college letter head and duly signed by HoD.
    Download
  • PDF
    NOC Format (Master Degree Students) To be filled on college letter head and duly signed by HoD.
    Download
  • PDF
    Undertaking by Student To be filled and endorsed.
    Download
  • PDF
    Sample NOC in College Letter Head
    Download
  • PDF
    Annexure I: Terms and Conditions
    Download
  • PDF
    Notification
    Download

Internship Programme

Institute Registration

Institute Registration

Registration for Winter Internship is opened from 22/10/2026 till 08/11/2026.

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Student Registration

Student Registration

Registration for Winter Internship is opened from 22/10/2026 till 08/11/2026.

Apply Now