Indian Oil Corporation Limited (IOCL), Bongaigaon Refinery, has released an official recruitment notification (Advertisement No. BGR/Appr/2026/04) inviting applications for the engagement of 58 Trade and Technician Apprentices under the Apprentices Act, 1961/1973. The positions are available across Chemical, Mechanical, and Instrumentation disciplines for B.Sc. graduates and Engineering Diploma holders. Eligible candidates can submit their applications online through the designated national apprenticeship portals and complete the required Google/Microsoft form on or before October 18, 2026.
IOCL Bongaigaon Apprentice Recruitment 2026: Overview
| Organization | Indian Oil Corporation Limited (IOCL) – Bongaigaon Refinery |
| Advertisement Number | BGR/Appr/2026/04 |
| Post Name | Trade Apprentice & Technician Apprentice |
| Total Vacancies | 58 Posts |
| Application Mode | Online (Apprenticeship Portal + Microsoft Form) |
| Job Location | Bongaigaon Refinery, Assam |
IOCL Bongaigaon Apprentice Notification 2026 PDF
Indian Oil Corporation Limited (IOCL), Bongaigaon Refinery has released a recruitment notification (Advertisement No. BGR/Appr/2026/04) to engage 58 Trade and Technician Apprentices. This apprenticeship drive offers a great opportunity for eligible B.Sc. graduates and Diploma holders to gain hands-on training. Interested candidates must complete a mandatory two-step online application process through the NAPS/NATS portals and the designated Microsoft Form by October 18, 2026.
Important Dates
| Event | Date |
| Online Application Start Date | September 28, 2026 (10:00 Hrs) |
| Last Date to Apply Online | October 18, 2026 (17:00 Hrs) |
| Date of Reckoning Eligibility | September 30, 2026 |
| Tentative Date for Document Verification | November 04 to November 06, 2026 |
IOCL Bongaigaon Apprenticeship 2026 Vacancy Details
IOCL Bongaigaon Refinery has announced a total of 58 apprenticeship seats. These vacancies are distributed across Chemical and Mechanical trades for B.Sc. graduates, and the Instrumentation discipline for Diploma holders.
| Post Code | Trade / Discipline | Total Vacancies |
| 101 | Trade Apprentice – Attendant Operator (Chemical Plant) | 36 |
| 103 | Trade Apprentice (Boiler) – Mechanical | 14 |
| 107 | Technician Apprentice – Instrumentation | 08 |
| Total | 58 | |
Education Details
Trade Apprentice (Chemical & Mechanical Boiler): Candidates must hold a regular 3-year B.Sc. Degree (Physics, Mathematics, Chemistry, or Industrial Chemistry) from a recognized University/Institute.
Technician Apprentice (Instrumentation): Candidates must have a regular 3-year Diploma in Instrumentation Engineering / Instrumentation & Electronics / Instrumentation & Control Engineering / Applied Electronics and Instrumentation Engineering.
Marks Criteria: General, EWS, and OBC candidates require a minimum of 50% aggregate marks, while SC/ST and PwBD candidates require 45% aggregate marks for reserved positions. Candidates with higher qualifications (like B.E./B.Tech or MBA) are strictly not eligible.
Salary
The monthly stipend payable to the engaged apprentices will be strictly according to the rates prescribed under the Apprentices Act, 1961/1973, Apprentices Rules 1992 (as amended), and current Corporation guidelines.
Age Limit
- Minimum Age: 18 Years as on September 30, 2026.
- Maximum Age: 24 Years as on September 30, 2026 (for General and EWS category candidates).
Age Relaxation: The relaxation of upper age limit for reserved categories are as follows:
| Category | Age Relaxation |
| OBC | 3 years |
| SC/ST | 5 years |
| PwBD – UR & EWS | 10 years |
| PwBD – OBC | 13 years |
| PwBD – SC & ST | 15 years |
Selection Process
Selection for these apprenticeship positions is completely merit-based, with no written test. Candidates will be shortlisted based on the descending order of aggregate percentage of marks scored in their prescribed degree or diploma qualification. Finally shortlisted candidates will undergo Document Verification and must clear a Pre-Engagement Medical Fitness examination.
Application Fee
There is no application fee required to apply for the IOCL Bongaigaon Apprentice recruitment.
How to Apply
Step 1 (Portal Registration): For Trade Apprentice (Codes 101 & 103), register and apply on the NAPS portal at apprenticeshipindia.gov.in. For Technician Apprentice (Code 107), register and apply on the NATS portal at nats.education.gov.in.
Search for the Bongaigaon Refinery Establishment ID (NAPS: E07191800001 / NATS: EASCHC000001) and submit your application for the relevant trade.
Step 2 (Microsoft Form): After applying on the portal, visit the official Indian Oil Corporation Limited website.
Navigate to the ‘What’s New’ section and find Engagement of Apprentices at Bongaigaon Refinery 2026-27 (II).
Click on “Click here to submit additional information on Microsoft forms”.
Fill in all the required details identical to your NAPS/NATS profile and submit the form only once before the deadline. Both Step 1 and Step 2 are mandatory to complete the application process.
Important Links
| IOCL Bongaigaon Apprentice Posts Official Notification PDF | Click Here |
| IOCL Bongaigaon ITI Apprentice Apply Online Link | Click Here |
| IOCL Bongaigaon Diploma Apprentice Apply Online Link | Click Here |


