Welcome to Sarkari Naukri. The official notification for IOCL Digboi Refinery Apprentice Recruitment 2026 (126 Vacancies) has been announced. Below you will find comprehensive coverage of the eligibility criteria, important dates, vacancy details, and direct official application channels.
This article covers complete details of IOCL Digboi Apprentice Recruitment 2026, including vacancy breakup, eligibility criteria, age limit, selection process, required documents and the step-by-step online application procedure.
Official Notification
Candidates are advised to read the detailed official notification before applying. The notification and application links are available on the official IOCL website: www.iocl.com under “What’s New” > Engagement of Apprentices under AOD Digboi Refinery Unit.
IOCL Digboi Apprentice Recruitment 2026: Quick Overview
| Particulars | Details |
|---|---|
| Organization | Indian Oil Corporation Limited (IOCL) |
| Unit | AOD Digboi Refinery |
| Advertisement No. | AOD-DR/TA-2026-27 |
| Notification Date | 07.07.2026 |
| Post Name | Trade Apprentice & Technician Apprentice |
| Total Vacancies | 126 |
| Mode of Application | Online (NAPS/NATS portal + Microsoft Forms) |
| Application Start Date | 08.07.2026 (10:00 Hrs) |
| Application Last Date | 31.07.2026 (17:00 Hrs) |
| Selection Process | Merit list based on qualifying marks (No written test) |
| Official Website | www.iocl.com |
IOCL Digboi Apprentice Important Dates
| Event | Date |
|---|---|
| Opening of online application on NAPS/NATS portal and Microsoft Forms | 08.07.2026 (10:00 Hrs) |
| Last date to submit online application and Microsoft Forms | 31.07.2026 (17:00 Hrs) |
| Tentative publication of list of candidates called for Document Verification | 05.08.2026 |
| Tentative Document Verification dates | 11.08.2026 to 18.08.2026 |
| Date of reckoning eligibility (age & qualification) | 30.06.2026 |
IOCL Digboi Apprentice Vacancy Details 2026
A total of 126 seats have been notified across 11 trade/discipline codes. The seat numbers indicated are tentative and may vary at the discretion of the management.
| Code | Trade/Discipline | Qualification | Training Period | Total |
|---|---|---|---|---|
| 101 | Trade Apprentice – Attendant Operator (Chemical Plant), Chemical | 3-year B.Sc (Maths, Physics, Chemistry/Industrial Chemistry) | 12 months | 40 |
| 102 | Trade Apprentice (Fitter), Mechanical | Matric with ITI in Fitter Trade (min. 2 years, Pass class) | 12 months | 7 |
| 103 | Trade Apprentice (Boiler), Mechanical | 3-year B.Sc (Maths, Physics, Chemistry/Industrial Chemistry) | 24 months | 2 |
| 104 | Technician Apprentice, Chemical | 3-year Diploma in Chemical/Petrochemical Engg./Chemical Technology/Refinery & Petrochemical Engg. | 12 months | 10 |
| 105 | Technician Apprentice, Mechanical | 3-year Diploma in Mechanical Engg. | 12 months | 30 |
| 106 | Technician Apprentice, Electrical | 3-year Diploma in Electrical Engg./Electrical & Electronics Engg. | 12 months | 12 |
| 107 | Technician Apprentice, Instrumentation | 3-year Diploma in Instrumentation Engg./Instrumentation & Electronics/Instrumentation & Control Engg./Applied Electronics & Instrumentation Engg. | 12 months | 2 |
| 108 | Trade Apprentice – Secretarial Assistant | 3-year B.A./B.Sc/B.Com | 15 months | 16 |
| 109 | Trade Apprentice – Accountant | 3-year 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 in “Domestic Data Entry Operator” | 12 months | 1 |
| Total | 126 | |||
Note: PwBD candidates can apply only against seats identified under Codes 105, 106, 107, 108 and 110.
Eligibility Criteria
Nationality
Candidates must satisfy the nationality/eligibility criteria as prescribed under the Apprentices Act, 1961/1973 and applicable Government of India guidelines. The notification does not specify a separate nationality clause beyond statutory eligibility under the Act.
Educational Qualification (Code-wise)
- Code 101/103: 3-year B.Sc. with Maths, Physics, Chemistry or Industrial Chemistry.
- Code 102: Matriculation with ITI in Fitter Trade (minimum 2 years duration) with Pass class.
- Code 104: 3-year Diploma in Chemical Engg./Petrochemical Engg./Chemical Technology/Refinery and Petrochemical Engg.
- Code 105: 3-year Diploma in Mechanical Engg.
- Code 106: 3-year Diploma in Electrical Engg. or Electrical and Electronics Engg.
- Code 107: 3-year Diploma in Instrumentation Engg./Instrumentation & Electronics/Instrumentation & Control Engg./Applied Electronics and Instrumentation Engg.
- Code 108: 3-year B.A./B.Sc/B.Com.
- Code 109: 3-year B.Com.
- Code 110: Class XII pass.
- Code 111: Class XII pass with Skill Certificate holder in “Domestic Data Entry Operator.”
Minimum 50% aggregate marks are required (45% for SC/ST/PwBD candidates against reserved seats), and the qualification must be from a recognized Board/University/Institute through a regular full-time course. Distance/correspondence qualifications are not eligible. A candidate with B.Sc. (Physics, Maths, Chemistry/Industrial Chemistry) can apply for only one of Code 101 or Code 103. Candidates applying for more than one trade/discipline will be summarily rejected.
Candidates whose qualifying exam result is awaited, who hold higher qualifications (BE/B.Tech, MBA, CA, LLB, MCA or equivalent), who have relevant job experience of 1 year or more after acquiring the qualification, or who completed the qualification more than 5 years before the eligibility date are not eligible.
Age Limit
| Category | Age Relaxation |
|---|---|
| General/EWS | Minimum 18 years, Maximum 24 years as on 30.06.2026 |
| SC/ST | Up to 5 years relaxation for reserved positions |
| OBC (NCL) | Up to 3 years relaxation for reserved positions |
| PwBD | Up to 10 years relaxation (irrespective of reservation) |
| PwBD + SC/ST | Additional 5 years for reserved positions |
| PwBD + OBC (NCL) | Additional 3 years for reserved positions |
The Marksheet/Certificate issued by the Board of Secondary Education for Class X (Matriculation) is the only document accepted as proof of age.
Application Fee
The official notification does not mention any application fee for any category of candidates.
Selection Process
There is no written test for this recruitment. Selection is purely merit-based:
- A merit list is prepared based on the percentage of marks (aggregate of all subjects across all years/semesters) obtained in the prescribed qualification, in descending order.
- Preference is given to candidates applying for apprenticeship training for the first time.
- In case of a tie in marks, the candidate senior in age (date of birth) is ranked higher; if the date of birth is also the same, higher percentage in Matriculation is considered.
- PwBD candidates who avail relaxation in qualifying marks are considered against reserved seats based on merit within their category.
- Shortlisted candidates are called for Document Verification, followed by pre-engagement medical fitness examination.
Documents Required at Document Verification
- 10th Pass/Matriculation certificate (proof of date of birth)
- Class XII marksheet / Semester-wise ITI (Fitter) marksheets / Diploma / Graduation marksheets, as applicable
- Final Class XII / ITI (Fitter) / Diploma / Graduation certificate
- CGPA/OGPA/Letter Grade to percentage conversion certificate, if applicable
- Certificate from Principal/Institute confirming date of result publication, regular full-time mode, and good conduct
- Category certificate: SC/ST/OBC (NCL) with declaration, Disability Certificate, or EWS Income & Asset Certificate, as applicable
- Skill Certificate in “Domestic Data Entry Operator” (for Code 111 candidates only)
- Printout of NATS/NAPS portal registration with applicant details
- Affidavit as per Annexure-A confirming compliance with apprenticeship eligibility conditions
- One original Photo ID proof (Aadhar Card/PAN Card/Voter ID/Driving License/Passport)
How to Apply for IOCL Digboi Apprentice Recruitment 2026
The application process has two mandatory steps. Both must be completed for the application to be considered.
Step I: Registration and Application on NAPS/NATS Portal
- Codes 101, 102, 103, 108, 109, 110, 111: Register and apply on the NAPS portal at apprenticeshipindia.gov.in. Search for the opportunity using the IOCL Refinery Unit location and select the respective trade.
- Codes 104, 105, 106, 107: Register on the NATS/Board of Apprenticeship Training (BOAT) portal at nats.education.gov.in and apply to the notification on the dashboard.
| Unit | Establishment ID (NATS) | Establishment ID (NAPS) |
|---|---|---|
| Digboi Refinery | EASTIC000002 | E01201800001 |
Step II: Fill Additional Details on Microsoft Forms
After applying on NAPS/NATS, candidates must mandatorily submit additional details via Microsoft Forms at: https://forms.office.com/r/g0ZP2igeTa. Only one response per candidate is allowed.
Candidates must ensure the Enrollment/Student ID/Registration No. and other details match exactly between Step I and Step II. The same e-mail ID and mobile number used on NAPS/NATS must be used and kept valid for the entire apprenticeship period. Incomplete applications, or those not meeting eligibility criteria, will be treated as “Rejected.”
Stipend and Other Benefits
The rate of stipend payable to apprentices is as prescribed under the Apprentices Act, 1961/1973, Apprentices Rules 1992 (as amended), and IOCL’s guidelines. The specific stipend amount is not mentioned in this notification.
- Personal Protective Equipment: Apprentices under Codes 101–107 will be provided one pair of safety shoes and a helmet (returnable on completion of training).
- Accommodation/HRA: No HRA or Company accommodation will be provided.
- Leave: 32 days General Leave (8 days/quarter) and 12 days Casual Leave per calendar year (pro-rata); unavailed leave lapses at the end of the training period.
- Insurance: Apprentices are covered under Accident Insurance.
- Employment obligation: IOCL has no obligation to offer employment after completion of apprenticeship, and apprentices cannot claim employment rights on this basis.
Important Instructions
- Candidates can apply for only one trade/discipline of their choice.
- Furnishing false or incorrect information at any stage will lead to cancellation of candidature and possible criminal prosecution.
- SC/ST/PwBD candidates attending Document Verification will be reimbursed single second-class railway fare (if distance is 30 km or more) from the nearest railway station to the venue and back.
- Any corrigendum/addendum related to this recruitment will be published only on www.iocl.com.
- Canvassing in any form will make a candidate ineligible.
- Disputes are subject to the jurisdiction of the local court at Digboi.
- IOCL has cautioned candidates to be aware of fraudulent job offers and to rely only on information from www.iocl.com and official Employment News/Press Notifications.
IOCL Apprentice Important Links
- Apply Online (NAPS Portal – Codes 101,102,103,108,109,110,111): Click Here
- Apply Online (NATS Portal – Codes 104,105,106,107): Click Here
- Apply Online: Click here
- Official Notification PDF: Click here
- Official Website: Click here
- Join Arattai Channel: Click Here
- Sarkari Result: Click Here
- Download Mobile App: Click Here

