Indian Oil Corporation Limited, one of the largest commercial undertakings in India and a Fortune “Global 500” Company, as a measure of Skill Building Initiative for the Nation, invites applications from candidates for engagement as Apprentices at its Bongaigaon Refinery Unit under Apprentices Act, 1961/1973 (as amended) in the Trade / Discipline mentioned below.
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| INDIAN OIL CORPORATION LIMITED (A Government of India Undertaking) Refinery Unit-Bongaigaon Refinery Advertisement No.- BGR/Appr/2026/03 Date: 29-06-2026 | |||||||||
| Important Dates | Fees | ||||||||
| Opening of Online Application (NAPS/NATS Portal & Microsoft Form) 29/06/2026 Last Date of Submission of Online Application (NAPS/NATS Portal & Microsoft Form) 28/07/2026 Tentative Date of Publication of List of Candidates Called for Document Verification 05/08/2026 Tentative Date of Document Verification (11-08-2026 to 18-08-2026) | Not Mentioned | ||||||||
| Age Limit | |||||||||
| 1. Minimum 18 years and maximum age shall be 24 years as on 30-06-2026 for General/EWS candidates. Relaxation of upper age limit to SC/ST/OBC(NCL)/PwBD candidates shall be extended as per Govt. guidelines. 2. Marksheet/Certificate issued by Board of Secondary Education for passing Matriculation (Class X) Examination shall be the only acceptable document in support of age. | |||||||||
| Educational Qualification & Available Seats | |||||||||
| Code | Trade/Discipline | Qualification | Period | Seats | |||||
| 101 | Trade Apprentice -Attendant Operator (Chemical Plant) Discipline – Chemical | 3 years B.Sc. (Maths, Physics, Chemistry or Industrial Chemistry) | 12 Months | 43 | |||||
| 102 | Trade Apprentice (Fitter) Discipline – Mechanical | Matric with ITI in Fitter Trade of minimum 2 years duration with Pass class | 12 Months | 6 | |||||
| 103 | Trade Apprentice (Boiler) Discipline Mechanical | 3 years B Sc. (Maths, Physics, Chemistry or Industrial Chemistry) | 12 Months | 14 | |||||
| 104 | Technician Apprentice Discipline – Chemical | 3 years Diploma in Chemical Engg./Petrochemical Engg./Chemical Technology / Refinery and Petrochemical Engg. | 12 Months | 14 | |||||
| 105 | Technician Apprentice Discipline – Mechanical | 3 years Diploma in Mechanical Engg. | 12 Months | 20 | |||||
| 106 | Technician Apprentice Discipline – Electrical | 3 years Diploma in Electrical Engg. / Diploma in Electrical and Electronics Engineering | 12 Months | 15 | |||||
| 107 | Technician Apprentice Discipline Instrumentation | 3 years Diploma in Instrumentation Engg/ Instrumentation & Electronics/ Instrumentation & Control Engg, / Applied Electronics and Instrumentation Engineering | 12 Months | 9 | |||||
| 108 | Trade Apprentice Secretarial Assistant | 3 years B.A./B.Sc/B.Com | 12 Months | 15 | |||||
| 109 | Trade Apprentice Accountant | 3 years B.Com | 12 Months | 1 | |||||
| 110 | Trade Apprentice Data Entry Operator (Fresher Apprentices) | Class XII pass | 12 Months | 5 | |||||
| 111 | Trade Apprentice Data Entry Operator (Skill Certificate Holders) | Class XII pass with Skill Certificate holder in ‘Domestic Data Entry Operator’ | 12 Months | 2 | |||||
| Total Seats | 144 | ||||||||
| Stipend | |||||||||
| Rate of stipend payable to apprentices per month shall be as prescribed under Apprentices Act, 1961/1973/ Apprentices Rules 1992 (as amended) and Corporation’s guidelines. | |||||||||
| Selection Procedure | |||||||||
| No Written Test: There shall be no written examination for selection. Merit-Based Selection: Selection shall be based on the percentage of marks in descending order (aggregate of marks of all subjects of all years/semesters) obtained in the prescribed qualification applicable to the trade applied for. Preference: Preference shall be given to candidates applying for apprenticeship training for the first time. Tie-Breaking: In case of a tie in percentage of marks, the date of birth (senior by age) shall be the deciding factor. If date of birth is also the same, the candidate with a higher percentage of marks in Matriculation shall be ranked higher. PwBD Candidates: Candidates belonging to PwBD categories who have availed relaxation in eligibility qualification marks will be considered against reserved seats, irrespective of their position in the select list (in order of merit within the category). Document Verification: Candidates shortlisted based on merit list shall be called for Document Verification with original documents and self-attested copies. Pre-Engagement Medical Fitness: Only candidates declared medically fit as per the Apprentices Act standards shall be considered for final engagement. Final Offer: Candidates whose documents and pre-engagement medical fitness certificate are found in order shall be issued an offer of engagement. | |||||||||
| Important Links | |||||||||
| NAPS Portal (Post Codes : 101,102, 103, 108, 109, 110 & 111) | Click Here | ||||||||
| NATS Portal (Post Codes : 104, 105 106 & 107) | Click Here | ||||||||
| Download Official Notification | Click Here | ||||||||
| IOCL Official Website | Click Here | ||||||||
| Candidates meeting the prescribed eligibility criteria may LOGIN to the respective NATS/NAPS Portal, as given above, using their User ID/Email ID and APPLY for the apprenticeship Openings/Opportunities with the Establishment ID of Guwahati Refinery which is mentioned below | |||||||||
| Unit | Establishment ID for NATS | Establishment ID for NAPS | |||||||
| Bongaigaon Refinery | EASCHC000001 | E07191800001 | |||||||
| Before applying against an opportunity, the candidate MUST ensure that their profile (Personal details, educational details, category, etc.) along with aggregate percentage are appearing correctly in their application. Candidates are required to contact NAPS/NATS office in case of any corrections. Candidates have to ensure that they have successfully applied for the relevant opportunity through respective NAPS/NATS portal. | |||||||||
| STEP II: Filling up additional details on Microsoft / google forms | |||||||||
| After applying against an opportunity in the respective NAPS/NATS Portal, the candidate MUST also submit their details in Microsoft Form MANDATORILY, by visiting the link at www.iocl.com. Candidates are advised to submit only one response in Microsoft form | |||||||||

