Indian Oil Corporation Limited (IOCL), one of India's largest commercial undertakings and a Fortune Global 500 Company, is inviting applications from eligible candidates for engagement as Apprentices at its Bongaigaon Refinery under the Apprentices Act, 1961/1973. This is a significant opportunity for graduates and diploma holders to gain valuable experience in petroleum refining operations. A total of 88 apprentice positions are available across 5 different trades and disciplines. Interested candidates can apply online through the NAPS/NATS portal from 07-02-2026 to 20-02-2026.
IOCL Bongaigaon Refinery Apprentice Recruitment 2026 Overview
| Organization Name | Indian Oil Corporation Limited (IOCL) |
| Refinery Unit | Bongaigaon Refinery |
| Location | Assam, India |
| Position Type | Apprentices (Multiple Trades/Disciplines) |
| Total Vacancies | 88 |
| Employment Type | Apprenticeship Training (Temporary) |
| Age Limit | 18 - 24 years (as on 31.01.2026) |
| Application Mode | Online (NAPS/NATS Portal) |
| Application Start Date | 07-02-2026 (10:00 AM) |
| Application Last Date | 20-02-2026 (5:00 PM) |
| Official Website | iocl.com |
Vacancy Details - All Trades/Disciplines
| Code | Trade/Discipline | Total Posts | Duration | UR | EWS | SC | ST | OBC | PwBD |
|---|---|---|---|---|---|---|---|---|---|
| 101 | Trade Apprentice - Attendant Operator (Chemical Plant) | 39 | 12 months | 19 | 3 | 2 | 5 | 10 | 0 |
| 103 | Trade Apprentice (Boiler) - Mechanical | 16 | 24 months | 7 | 2 | 1 | 2 | 4 | 0 |
| 104 | Technician Apprentice - Chemical | 12 | 12 months | 6 | 1 | 1 | 1 | 3 | 0 |
| 105 | Technician Apprentice - Mechanical | 11 | 12 months | 5 | 1 | 1 | 1 | 3 | 2 |
| 107 | Technician Apprentice - Instrumentation | 10 | 12 months | 4 | 1 | 1 | 1 | 3 | 1 |
| GRAND TOTAL | 88 | 41 | 8 | 6 | 10 | 23 | 3 | ||
Note: The number of seats indicated above is tentative and may increase or decrease in relevant categories at the absolute discretion of the management and in compliance with Presidential Directives on reservation at the time of engagement.
Eligibility Criteria
Code 101: Trade Apprentice - Attendant Operator (Chemical Plant)
- Qualification: 3 years B.Sc (Maths, Physics, Chemistry or Industrial Chemistry) from a recognized university
- Duration: 12 months training
- Vacancies: 39 posts (UR: 19, EWS: 3, SC: 2, ST: 5, OBC: 10, PwBD: 0)
Code 103: Trade Apprentice - Boiler (Mechanical Discipline)
- Qualification: 3 years B.Sc (Maths, Physics, Chemistry or Industrial Chemistry) from a recognized university
- Duration: 24 months training
- Vacancies: 16 posts (UR: 7, EWS: 2, SC: 1, ST: 2, OBC: 4, PwBD: 0)
Code 104: Technician Apprentice - Chemical Discipline
- Qualification: 3 years Diploma in Chemical Engg./Petrochemical Engg./Chemical Technology/Refinery and Petrochemical Engg. from a recognized institution
- Duration: 12 months training
- Vacancies: 12 posts (UR: 6, EWS: 1, SC: 1, ST: 1, OBC: 3, PwBD: 0)
Code 105: Technician Apprentice - Mechanical Discipline
- Qualification: 3 years Diploma in Mechanical Engg. from a recognized institution
- Duration: 12 months training
- Vacancies: 11 posts (UR: 5, EWS: 1, SC: 1, ST: 1, OBC: 3, PwBD: 2)
Code 107: Technician Apprentice - Instrumentation Discipline
- Qualification: 3 years Diploma in Instrumentation Engg./Instrumentation & Electronics/Instrumentation & Control Engg./Applied Electronics and Instrumentation Engineering from a recognized institution
- Duration: 12 months training
- Vacancies: 10 posts (UR: 4, EWS: 1, SC: 1, ST: 1, OBC: 3, PwBD: 1)
Key Eligibility Requirements (All Trades)
- Qualification Marks: Minimum 50% marks in aggregate (45% for SC/ST/PwBD candidates in reserved seats)
- Course Type: Full-time regular course only (part-time/distance/correspondence not eligible)
- Higher Qualifications: Candidates with BE/B.Tech, MBA, CA, LLB, MCA or equivalent are NOT eligible
- Age Limit: 18-24 years as on 31.01.2026 (relaxation as per Government guidelines)
- Date of Reckoning: 31.01.2026 for qualification and age criteria
- Previous Apprenticeship: Candidates who have completed apprenticeship must have 1-year gap (or 3-month gap in case of health/financial hardship)
Age Limit & Relaxation
| Category | Maximum Age | Age Relaxation |
|---|---|---|
| General/EWS | 24 years | No relaxation |
| SC/ST | 24 + 5 = 29 years | 5 years relaxation |
| OBC (NCL) | 24 + 3 = 27 years | 3 years relaxation |
| PwBD (General) | 24 + 10 = 34 years | 10 years relaxation |
| PwBD (SC/ST) | 24 + 5 + 5 = 34 years | 5 + 5 = 10 years relaxation |
| PwBD (OBC) | 24 + 3 + 3 = 30 years | 3 + 3 = 6 years relaxation |
Stipend & Benefits
- Stipend: As prescribed under Apprentices Act, 1961/1973 and Apprentices Rules 1992 (as amended)
- Personal Protective Equipment (PPE): One pair of safety shoes & helmet provided (returnable upon completion)
- Insurance Coverage: Accident Insurance Coverage provided to all apprentices
- Leave Entitlement: General Leave (32 days @ 8 days per quarter), Casual Leave (12 days per calendar year)
- Holidays: As observed by the establishment
- HRA/Accommodation: No HRA or Company accommodation provided
- Discipline: Covered under Certified Standing Orders applicable to workmen at the establishment
Important Information
- No Employment Guarantee: Upon completion of apprenticeship, the Corporation has NO obligation to offer employment, nor can apprentices claim employment rights
- Contract Nature: Apprenticeship is temporary training on contractual basis
- No Higher Qualifications: Candidates with BE/B.Tech, M.Tech, MBA, etc., are NOT eligible
- One Trade Per Candidate: Candidates applying for multiple trades will be rejected; can apply for only ONE trade
- Preference: Preference given to first-time apprenticeship candidates
- Selection Method: Merit-based on percentage of marks in prescribed qualification (no written test)
- PwBD Eligibility: PwBD candidates can apply only for Codes 105 & 107
Important Dates
| Event | Date & Time |
|---|---|
| Online Application Portal Open (NAPS/NATS) | 07-02-2026 (10:00 AM) |
| Microsoft Form Submission | 07-02-2026 (10:00 AM) |
| Last Date for Online Application & Form Submission | 20-02-2026 (5:00 PM) |
| Publication of Selected Candidates List | 26-02-2026 (Tentative) |
| Document Verification | 05-03-2026 to 10-03-2026 (Tentative) |
Selection Process
- No Written Test: Selection is purely on merit based on percentage of marks
- Merit Preparation: Candidates will be ranked on the basis of percentage of marks in the prescribed qualification (aggregate of all years/semesters)
- Tie-Breaking: In case of tie, date of birth (senior by age) is considered; if same DOB, higher marks in 10th/Matriculation
- Shortlisting: Candidates meeting eligibility and ranked as per merit will be shortlisted for document verification
- Document Verification: Original documents will be verified; selected candidates called for verification
- Pre-Engagement Medical Fitness: Candidates must pass medical fitness examination as per Apprentices Act standards
- Final Engagement: Only candidates found fit in medical examination and with verified documents will be offered engagement
How to Apply - Step by Step Process
STEP I: Register on NAPS/NATS Portal
For Trade Apprentices (Codes 101 & 103):
- Visit NAPS Portal: https://apprenticeshipindia.gov.in/
- Select "Apprenticeship Opportunities" from top menu
- In search column, select location: "IOCL Bongaigaon Refinery"
- Select respective trade code (101 or 103)
- Complete registration by following portal instructions
- Establishment ID for NAPS: E07191800001
For Technician Apprentices (Codes 104, 105 & 107):
- Visit NATS Portal: https://nats.education.gov.in
- Complete registration on the portal
- After registration, go to dashboard and apply against IOCL Bongaigaon Refinery notification
- Establishment ID for NATS: EASCHC000001
STEP II: Fill Microsoft Form (MANDATORY)
- After applying on NAPS/NATS portal, visit www.iocl.com
- Look for Apprentice recruitment Microsoft Form link
- Fill additional details in the Microsoft Form
- Ensure enrollment number/registration number matches between both portals
- Submit ONLY ONE response in Microsoft Form
Important Instructions for Online Application
- Both Steps Required: Completion of both STEP I and STEP II is mandatory; incomplete applications will be rejected
- Profile Verification: Ensure 100% correct and updated profile on NAPS/NATS portal before applying
- Email & Mobile: Use same valid email ID and mobile number in both portals (must remain valid for one year)
- One Trade Only: Apply for only ONE trade/discipline; applications for multiple trades will be rejected
- First-Time Preference: Preference given to first-time apprenticeship candidates
- Marking: Ensure aggregate percentage is correctly calculated and mentioned
Documents Required at Verification
- 10th Pass/Matriculation Certificate (proof of date of birth)
- Semester-wise/year-wise mark sheets of Graduation/Diploma
- Graduation/Diploma Certificate from respective authority
- CGPA/OGPA to percentage conversion certificate (if applicable)
- Certificate mentioning date of publication of result from concerned institution
- SC/ST/Disability/OBC (NCL) Certificate in prescribed format (if applicable)
- Income & Asset Certificate for EWS category (if applicable)
- Print of NATS/NAPS portal registration with applicant details
- Affidavit confirming compliance with all eligibility conditions (as per template)
- Original Photo ID proof (Aadhar/PAN/Voter ID/Driving License/Passport)
- Any other certificate/document as specified
Frequently Asked Questions (FAQ)
Q: How many apprentice vacancies are available in IOCL Bongaigaon Recruitment 2026?
A: A total of 88 apprentice positions are available across 5 different trades/disciplines (Code 101: 39 posts, Code 103: 16 posts, Code 104: 12 posts, Code 105: 11 posts, Code 107: 10 posts).
Q: What is the difference between Trade Apprentice and Technician Apprentice?
A: Trade Apprentices (Codes 101 & 103) require B.Sc qualification (Maths, Physics, Chemistry), while Technician Apprentices (Codes 104, 105, 107) require relevant Diploma qualifications (Chemical, Mechanical, Instrumentation).
Q: What qualifications are required for Code 101 - Attendant Operator (Chemical Plant)?
A: You need a 3-year B.Sc degree with Maths, Physics, Chemistry or Industrial Chemistry from a recognized university with minimum 50% marks (45% for SC/ST/PwBD).
Q: What qualifications are required for Code 103 - Trade Apprentice (Boiler)?
A: You need a 3-year B.Sc degree with Maths, Physics, Chemistry or Industrial Chemistry from a recognized university with minimum 50% marks (45% for SC/ST/PwBD). Duration is 24 months.
Q: What qualifications are required for Code 104 - Technician Apprentice (Chemical)?
A: You need a 3-year Diploma in Chemical Engineering, Petrochemical Engineering, Chemical Technology or Refinery & Petrochemical Engineering with minimum 50% marks (45% for SC/ST/PwBD).
Q: What qualifications are required for Code 105 - Technician Apprentice (Mechanical)?
A: You need a 3-year Diploma in Mechanical Engineering from a recognized institution with minimum 50% marks (45% for SC/ST/PwBD). This code also has 2 PwBD reserved seats.
Q: What qualifications are required for Code 107 - Technician Apprentice (Instrumentation)?
A: You need a 3-year Diploma in Instrumentation Engineering, Instrumentation & Electronics, or Applied Electronics & Instrumentation with minimum 50% marks (45% for SC/ST/PwBD). This code has 1 PwBD reserved seat.
Q: What is the age limit for apprenticeship?
A: The age limit is 18-24 years as on 31.01.2026. Age relaxation is provided for SC/ST (5 years), OBC (3 years), and PwBD (10 years) categories.
Q: Can candidates with B.Tech/BE or higher qualifications apply?
A: No. Candidates with BE/B.Tech, M.Tech, MBA, CA, LLB, MCA or equivalent higher qualifications are NOT eligible for apprenticeship.
Q: How long is the apprenticeship training?
A: Most trades are 12 months, except Code 103 (Boiler) which is 24 months. Duration may be extended under certain circumstances.
Q: What is the stipend for apprentices?
A: Stipend is as prescribed under the Apprentices Act, 1961/1973 and Rules 1992 (as amended). Exact amount will be provided at the time of engagement.
Q: Are apprentices provided accommodation or HRA?
A: No. No HRA or Company accommodation is provided to apprentices. They must arrange their own accommodation.
Q: Is there any employment guarantee after apprenticeship completion?
A: No. Upon completion of apprenticeship, the Corporation has NO obligation to offer employment. Apprentices cannot claim employment rights based on apprenticeship completion.
Q: Can I apply for multiple trades?
A: No. You can apply for only ONE trade. Applications for multiple trades will be summarily rejected.
Q: What is the selection method?
A: Selection is purely merit-based on percentage of marks obtained in the prescribed qualification. There is NO written test. Candidates are ranked based on marks, with preference given to first-time apprentices.
Q: When will the application portal open and close?
A: Applications open on 07-02-2026 (10:00 AM) and close on 20-02-2026 (5:00 PM). Applications received after the deadline will not be accepted.
Q: Is there any application fee?
A: No application fee is mentioned in the notification. Apprenticeship engagement is free of cost.
Q: Can PwBD candidates apply for all trades?
A: No. PwBD candidates can apply only for Codes 105 & 107 (Mechanical and Instrumentation Apprentices). Total 3 PwBD seats available.
Q: How is selection conducted?
A: Selection is 100% on merit based on percentage of marks in the prescribed qualification (no written exam). Candidates are called for document verification and pre-engagement medical fitness examination.
Important Links
| NAPS Portal (Trade Apprentices) | Click here |
| NATS Portal (Technician Apprentices) | Click here |
| Official Notification PDF | Click here |
| IOCL Official Website | Click here |
| Bongaigaon Refinery Contact | Email: [email protected] | Phone: 03664-254871 |
Contact Information
| Unit | Contact No. | Email ID |
|---|---|---|
| Bongaigaon Refinery (IOCL) | 03664-254871 | [email protected] |