
15 Apr 2026
Minimum 30 days, maximum 8 weeks depending on training program.
BE/BTech/BSc Engineering (6th semester, minimum 60% or 55% for SC/ST) and MBA HR/Finance or select PG courses from 3rd semester onward with required marks.
Latest marksheet, Institute NOC/Consent letter signed by HoD on college letterhead, student undertaking form.
Deadline: 15 Apr 2026
Getting an internship inside a major PSU isn't easy. Seats are limited, and the application process can be surprisingly strict.
The Indian Oil Guwahati Refinery Internship 2026 is now accepting applications, and the window is fairly short. Registrations opened on 15 March and close on 15 April 2026. Training happens in physical mode at the refinery in Assam, so selected students will actually experience operations inside one of India's biggest energy companies.
If you're aiming for core engineering exposure or even an MBA internship inside a PSU, this one is worth a serious look.
Program Indian Oil Guwahati Refinery Internship 2026
| Organized By | Indian Oil Corporation Ltd (IOCL), Guwahati Refinery
| Location | Noonmati, Guwahati, Assam
| Application Window | 15 March 2026 – 15 April 2026
| Mode | Offline / Physical Training
| Duration | 30 Days to 8 Weeks
| Eligible Courses | BTech / BSc Engineering, MBA, MCom, MA, MSc, MSW
| Engineering Eligibility | Minimum 60% (55% for SC/ST)
| MBA Eligibility | Minimum 55%
| Batches | 15 May, 10 June, 05 July 2026
| Application Deadline | 15 April 2026
Quick heads-up: online submission alone isn't enough. IOCL also requires a physical document submission by speed post. Many students miss this step and their applications never get considered.
If you're exploring similar government internships this summer, you might also want to check the NHAI Summer Internship 2026 and the IISER Bhopal Summer Internship 2026. And if you're still browsing options, you can always browse all opportunities on Talentd.
The eligibility depends on your course and semester. The refinery accepts both engineering and select postgraduate students.
Students from these courses can apply after completing their first semester.
One more restriction worth noting. Diploma engineering, BBA, BCA, BA, BCom and BSc undergraduate students are not eligible for this internship.
The Indian Oil Guwahati Refinery Internship 2026 mainly targets core and infrastructure branches. Eligible branches include:
Honestly, refinery internships tend to be most valuable for mechanical, chemical and instrumentation students because of the exposure to plant operations.
The internship duration can vary depending on the training module selected.
For the summer cycle, the refinery has announced three joining batches:
Students can choose their preferred batch while applying. Final confirmation is sent by email if you get selected.
The application process involves a few mandatory documents. These must be uploaded during registration and later sent physically.
You can download the official formats here:
The NOC is especially important. It must be printed on your college letterhead and signed by the Head of Department. Without that approval, the refinery will reject the application.
The process has both online and offline steps. Follow them carefully.
Postal Address:
Guwahati Refinery Learning and Development Centre
Opp. Guwahati Refinery Hospital
Indian Oil Corporation Ltd, Guwahati Refinery
Noonmati, Guwahati, Assam – 781020
Only applications whose documents reach the L&D centre will be considered.
IOCL Guwahati Refinery reviews applications internally after the deadline.
Selections depend on academic performance, branch relevance, and available training slots. Once selected, students receive a confirmation email with reporting instructions.
I've seen PSU internship confirmations arrive quite late sometimes, often just a few weeks before the batch start. So don't panic if you don't hear back immediately.
If you're specifically looking for PSU or government research internships, the IIRS ISRO Internship 2026 is another strong option. You can also explore our broader guide to Summer Internships 2026 for more programs opening this season.
Technical Content Writer
Radhika is a Technical Content Writer at Talentd, where she creates clear, practical, and research-driven content focused on jobs, internships, career guidance, and technology. She specializes in simplifying complex technical topics and turning them into easy-to-understand resources for students and fresh graduates. At Talentd, Radhika contributes to articles related to hiring updates, interview preparation, career roadmaps, and industry trends, helping thousands of learners stay informed and make better career decisions. Her work focuses on delivering accurate, actionable, and student-friendly content that supports the growing Talentd community.

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