Indian Oil Refinery Apprentice Vacancy 2026 – 109 Posts

Indian Oil Corporation Limited Apprentice Recruitment 2026 Application Starts: 15 March 2026 Total Posts: 109

Summary of Post Indian Oil Corporation Limited Recruitment 2026

Indian Oil Corporation Limited Recruitment 2026 – Overview

Indian Oil Corporation Limited (IOCL) has released the Apprentice Recruitment 2026 notification for its Guwahati and Bongaigaon Refineries under the Apprentices Act 1961/1973. This recruitment offers 109 apprentice training positions across multiple technical disciplines such as Chemical, Mechanical, and Instrumentation. Candidates from Gujarat and across India who possess relevant B.Sc or Diploma qualifications can apply for this industrial training opportunity in India’s leading petroleum refining organization.

Eligibility, Selection Process & Key Highlights

The IOCL Apprentice Recruitment 2026 invites applications from candidates with B.Sc or Engineering Diploma in relevant disciplines. Applicants must meet the minimum qualification requirement of 50% marks (45% for reserved categories). Selection will be based purely on merit derived from the percentage of marks in the qualifying examination, without any written test. This program offers valuable industrial exposure and hands-on refinery training in a Fortune Global 500 company.

Date 16 March 2026
Advertisement No GR/P/APP/2025-26/4 & BGR/APPR/2026/02
Recruitment Authority Indian Oil Corporation Limited (IOCL)
Post Name Trade Apprentice / Technician Apprentice
Total Vacancies 109 Posts (UR, EWS, SC, ST, OBC-NCL & PwBD category-wise as per refinery units)
Online Application Start 15 March 2026 – 10:00 AM
Online Application End 22 March 2026 – 05:00 PM

Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice – Important Dates & Fees

Important Dates

Notification Release Date15 March 2026
Online Application Start15 March 2026
Last Date to Apply Online22 March 2026
Last Date for Fee PaymentNot Applicable
Correction WindowNot Applicable
Admit Card ReleaseNot Applicable
Examination DateNot Applicable

Application Fees

General / OBC / EWSNo Application Fee
SC / ST / PwBDNo Application Fee
Mode of PaymentNot Applicable
Fee Refund PolicyNot Applicable

Explanation: Important Dates and Application Fees – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026

About Important Dates of Indian Oil Corporation Limited Recruitment 2026

The application window for IOCL Apprentice Recruitment 2026 opened on 15 March 2026 and will close on 22 March 2026 at 5 PM. Candidates must complete registration on the NAPS or NATS portal and submit the Microsoft Form before the deadline. Applying early helps avoid last-minute server issues and ensures your apprenticeship registration is successfully recorded.

About Application Fees of Indian Oil Corporation Limited Recruitment 2026

IOCL Apprentice Recruitment 2026 does not require any application fee from candidates of any category including General, OBC, EWS, SC, ST, or PwBD. Since there is no payment process involved, applicants should focus on completing their NATS or NAPS portal registration accurately and keep a copy of their submission confirmation for future reference.

Vacancy Details and Eligibility Criteria – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026

Vacancy Details

Name of Post Number of Posts
Trade Apprentice – Attendant Operator (Chemical Plant) 47
Trade Apprentice – Boiler (Mechanical) 23
Technician Apprentice – Chemical 21
Technician Apprentice – Mechanical 4
Technician Apprentice – Instrumentation 14
Total Vacancies 109

Eligibility Criteria

Post Name Eligibility Criteria
Trade Apprentice – Attendant Operator (Chemical Plant) B.Sc with Physics, Chemistry and Mathematics or Industrial Chemistry
Minimum 50% marks (45% for SC/ST/PwBD)
Age: 18 to 24 years as on 28 Feb 2026
Trade Apprentice – Boiler (Mechanical) B.Sc with Physics, Chemistry and Mathematics
Minimum 50% marks (45% for SC/ST/PwBD)
Age: 18 to 24 years as on 28 Feb 2026
Technician Apprentice – Chemical Diploma in Chemical / Petrochemical / Chemical Technology / Refinery & Petrochemical Engineering
Minimum 50% marks (45% for reserved categories)
Age: 18–24 years
Technician Apprentice – Mechanical Diploma in Mechanical Engineering
Minimum 50% marks (45% reserved)
Age: 18–24 years
Technician Apprentice – Instrumentation Diploma in Instrumentation / Electronics & Instrumentation / Instrumentation & Control Engineering
Minimum 50% marks (45% reserved)
Age: 18–24 years

Explanation: Vacancy Details and Eligibility Criteria – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026

About Vacancy Details of Indian Oil Corporation Limited Recruitment 2026

The IOCL Apprentice Recruitment 2026 offers a total of 109 seats across Guwahati and Bongaigaon refinery units. These vacancies are distributed among multiple technical disciplines such as Chemical, Mechanical and Instrumentation. Reservation policies are applied as per government guidelines including UR, OBC, SC, ST, EWS and PwBD categories, ensuring fair representation and opportunities for eligible candidates.

About Eligibility Criteria of Indian Oil Corporation Limited Recruitment 2026

Candidates must possess a relevant B.Sc degree or Engineering Diploma from a recognized university or institute. The minimum marks requirement is 50% for General category and 45% for reserved categories. Age must be between 18 and 24 years as on 28 February 2026. Applicants should ensure their qualification was completed in regular full-time mode.

Category Wise Posts and Exam Pattern – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026

Category Wise Posts

Category No. of Posts
UR (Unreserved)51
EWS9
OBC (NCL)29
SC8
ST9
PwBD3
Total 109 Posts

Exam Pattern

Stage Details
Stage I Merit List Preparation based on percentage of marks obtained in the prescribed qualification (B.Sc / Diploma). No written examination will be conducted.
Stage II Document Verification for shortlisted candidates based on merit ranking and vacancy availability.
Stage III Pre-Engagement Medical Examination as per Apprentices Act guidelines before final engagement.

Explanation: Category Wise Posts and Exam Pattern – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026

About Category Wise Posts of Indian Oil Corporation Limited Recruitment 2026

The IOCL Apprentice Recruitment 2026 follows Government of India reservation policies for UR, OBC-NCL, SC, ST, EWS and PwBD categories. Candidates must submit valid caste certificates such as Non-Creamy Layer certificate for OBC and Income & Asset certificate for EWS during document verification. Applying under the correct category is important because category-wise merit lists and cut-off marks may differ.

About Exam Pattern of Indian Oil Corporation Limited Recruitment 2026

The recruitment process for IOCL Apprentice posts is merit-based and does not include a written examination. Candidates are shortlisted based on their percentage of marks in the qualifying degree or diploma. Shortlisted applicants are then invited for document verification followed by a medical fitness examination. Candidates should ensure that all documents match the details submitted during online application.

Category Wise Posts and Age Relaxation – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026

Category Wise Posts

Category Trade Apprentice – Attendant Operator (Chemical Plant) Trade Apprentice – Boiler (Mechanical) Technician Apprentice – Chemical Technician Apprentice – Mechanical Technician Apprentice – Instrumentation Total
UR (Unreserved) 23 9 9 2 8 51
EWS (Economically Weaker Section) 4 3 2 0 0 9
OBC (Other Backward Class) 12 6 6 2 3 29
SC (Scheduled Caste) 3 2 2 0 1 8
ST (Scheduled Tribe) 5 3 2 0 2 12
Total 47 23 21 4 14 109

Note: Scroll horizontally to view all post categories →

Category Wise Age Relaxation

Category Age Relaxation Maximum Age
UR / EWSNo Relaxation24 Years
OBC (Non-Creamy Layer)3 Years27 Years
SC / ST5 Years29 Years
PwBD (Divyang) - UR10 Years34 Years
PwBD (Divyang) - SC/ST/OBCAdditional 5 / 3 YearsUp to 39 Years
Ex-ServicemenAs per Government RulesAs per Government Rules

Explanation: Category Wise Posts and Age Relaxation – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026

About Category Wise Posts Distribution of Indian Oil Corporation Limited Recruitment 2026

The IOCL Apprentice Recruitment distributes vacancies across multiple technical disciplines and reserved categories as per Government of India guidelines. Proper documentation such as caste certificate, Non-Creamy Layer certificate for OBC, and EWS Income Certificate must be submitted during verification. These reservations ensure equal opportunities while maintaining category-wise merit lists for fair selection.

About Category Wise Age Relaxation of Indian Oil Corporation Limited Recruitment 2026

The base age limit for IOCL Apprentice Recruitment is 18 to 24 years as on the eligibility cut-off date. However, candidates from reserved categories receive relaxation as per government norms. OBC candidates receive 3 years relaxation, SC/ST candidates receive 5 years, and PwBD candidates can receive up to 10 years or more depending on their category combination.

Physical Eligibility Criteria and Salary – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026

Physical Eligibility Criteria

Physical Standard Requirement
General Physical Fitness Candidate must meet medical fitness standards prescribed under the Apprentices Act.
Medical Examination Mandatory pre-engagement medical examination must be cleared before final selection.
Height / Chest / PET Not Applicable

Salary Details

Pay Level / Type Apprenticeship Training Stipend
Fixed Pay / Pay Scale Stipend as per Apprentices Act 1961 and Apprentices Rules 1992 (as amended)
Allowances Accident Insurance Coverage and Safety Equipment as per company rules
Job Location IOCL Guwahati Refinery and Bongaigaon Refinery, Assam

Explanation: Physical Eligibility Criteria and Salary – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026

About Physical Eligibility Criteria of Indian Oil Corporation Limited Recruitment 2026

Since IOCL Apprentice positions are industrial training roles inside refinery plants, candidates must pass a medical fitness examination before engagement. There are no specific height or chest measurements, but applicants must meet the physical standards required under the Apprentices Act. Candidates should ensure they are medically fit for refinery operations and industrial work environments.

About Salary of Indian Oil Corporation Limited Recruitment 2026

Selected apprentices will receive a monthly stipend as per the Apprentices Act and Indian Oil Corporation guidelines. Although this is not a permanent salary structure, the training offers valuable industrial experience in one of India’s largest public sector companies. Apprentices may also receive safety gear, insurance coverage, and professional exposure that significantly improves future career opportunities.

Syllabus and How to Fill Application Form – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026

Syllabus

Subject Topics Covered
Technical Qualification Subjects B.Sc subjects such as Physics, Chemistry, Mathematics or Industrial Chemistry depending on the post applied.
Engineering Diploma Subjects Core Diploma subjects related to Chemical Engineering, Mechanical Engineering or Instrumentation Engineering.
Merit Criteria Final selection merit is prepared based on the percentage of marks obtained in the qualifying degree or diploma examination.
Written Examination Not Applicable (Selection is based purely on academic merit).

How to Fill Application Form

Step 1 Visit the official website of Indian Oil Corporation Limited at www.iocl.com.
Step 2 Register yourself on the NAPS portal (apprenticeshipindia.gov.in) or NATS portal (nats.education.gov.in) depending on the post.
Step 3 Search for the apprenticeship opportunity under IOCL Guwahati or Bongaigaon Refinery using the establishment ID.
Step 4 Apply for the relevant apprenticeship trade through the NAPS or NATS portal.
Step 5 After portal registration, visit the IOCL website and fill the additional Microsoft Form with the required details.
Step 6 Verify all details carefully and submit the form before the deadline.
Step 7 Keep a printout or screenshot of the submitted application for future reference.

Explanation: Syllabus and How to Fill Application Form – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026

About Syllabus of Indian Oil Corporation Limited Recruitment 2026

The IOCL Apprentice Recruitment 2026 does not include a written examination. Instead, the merit list is prepared based on the percentage of marks obtained in the candidate’s qualifying degree or diploma. This means candidates with strong academic performance have a higher chance of selection. Applicants should ensure their marks are correctly entered in the application form and supported with valid mark sheets during verification.

About How to Fill Application Form for Indian Oil Corporation Limited Recruitment 2026

The application process requires candidates to register on the NAPS or NATS apprenticeship portals before submitting additional information through the IOCL Microsoft Form. Applicants should ensure their email ID and mobile number remain active for communication. Carefully verify details such as registration number and educational qualifications before submission, and always keep a copy of the submitted form for document verification.

Mode of Selection and Documents Required – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026

Mode of Selection

Stage I Shortlisting of candidates based on percentage of marks obtained in the qualifying examination.
Stage II Preparation of merit list in descending order of marks obtained in the qualifying degree or diploma.
Stage III Document Verification of shortlisted candidates.
Stage IV Pre-Engagement Medical Examination to ensure physical fitness.
Final Selection Based on Merit and Document Verification

Documents Required

10th Pass / Matriculation Certificate for Date of Birth Proof
Class 12 Marksheet (if applicable)
Semester-wise Mark Sheets of Graduation or Diploma
Final Degree / Diploma Certificate issued by the University or Board
CGPA to Percentage Conversion Certificate (if applicable)
Certificate showing Date of Result Publication from the Institute
Caste Certificate for SC / ST / OBC candidates
OBC Non-Creamy Layer Certificate (valid as per Government norms)
EWS Income and Asset Certificate (if applicable)
PwBD Disability Certificate (if applicable)
NATS / NAPS Portal Registration Printout
Affidavit confirming eligibility conditions (Annexure A format)
Valid Photo ID Proof (Aadhaar Card / PAN Card / Voter ID / Passport / Driving License)

Explanation: Selection Process and Document Verification – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026

About Mode of Selection for Indian Oil Corporation Limited Recruitment 2026

The selection process for IOCL Apprentice Recruitment 2026 is entirely merit-based and does not involve a written examination. Candidates are shortlisted according to the percentage of marks obtained in their qualifying degree or diploma. Those ranked high in the merit list are invited for document verification followed by a medical examination before final engagement as apprentices.

About Documents Required for Indian Oil Corporation Limited Recruitment 2026

Candidates must present original educational certificates, caste certificates, and identification documents during the verification process. Special category candidates such as OBC, EWS, or PwBD must provide valid government-issued certificates. Any mismatch between submitted information and official documents may lead to cancellation of candidature, so applicants should carefully verify all details before applying.

Additional Information & Important Notes

Beyond the standard recruitment details, the Indian Oil Corporation Limited notification contains several crucial points that candidates must thoroughly understand before proceeding with their application:

Nature of Apprenticeship and Career Implications

The IOCL Apprentice Recruitment 2026 is conducted under the provisions of the Apprentices Act 1961 and its subsequent amendments. Candidates must understand that this opportunity is an apprenticeship training program and not a permanent government job. Apprentices will undergo structured industrial training at IOCL refineries such as Guwahati and Bongaigaon for a fixed period depending on the discipline. During this time, trainees receive a stipend and gain valuable technical exposure to refinery operations, maintenance practices, and industrial safety procedures. However, completion of the apprenticeship does not guarantee permanent employment within IOCL. The organization clearly states that apprentices cannot claim regular employment after training completion. Despite this, candidates often benefit significantly from this experience because training in a large public sector enterprise strengthens their technical profile and improves employment prospects in the oil, energy, petrochemical, and manufacturing sectors. Many private companies and public sector contractors prefer candidates with refinery training experience, making this apprenticeship a strong foundation for future careers.

Specific Educational and Eligibility Requirements

The recruitment notification places strong emphasis on precise educational qualifications. Candidates must hold either a B.Sc degree with Physics, Chemistry and Mathematics or a Diploma in relevant engineering disciplines such as Chemical, Mechanical, or Instrumentation. The degree or diploma must be obtained through regular full-time study from a recognized university or institute. Distance learning or part-time qualifications are not accepted for this apprenticeship program. Applicants must also meet the minimum marks requirement of 50 percent for General category candidates and 45 percent for SC, ST and PwBD categories. Another important rule is that candidates possessing higher professional qualifications such as B.Tech, MBA, MCA, CA or similar degrees are not eligible to apply. This requirement exists because the apprenticeship program is designed for fresh technical graduates or diploma holders seeking industrial exposure. Candidates must also ensure that they have completed their qualification within five years prior to the eligibility cut-off date. Those who have significant professional work experience after completing their qualification may not be considered eligible for apprenticeship training.

Operational Training Conditions and Workplace Environment

Selected apprentices will undergo training at operational refinery facilities operated by Indian Oil Corporation Limited. These refineries handle petroleum processing, which is considered a technically complex and hazardous industrial environment. As a result, apprentices will be involved in practical training related to plant operations, equipment maintenance, instrumentation systems, chemical processing units, and safety management procedures. IOCL provides personal protective equipment such as safety helmets and safety shoes wherever required for training purposes. Apprentices are also covered under accident insurance policies during the training period. However, candidates must note that company accommodation or house rent allowance is not provided during apprenticeship. Apprentices are responsible for their own accommodation and living arrangements near the refinery location. The training period generally ranges between twelve months and twenty-four months depending on the discipline selected. During this period apprentices must follow the working hours, safety guidelines, and operational discipline prescribed by the refinery management. Attendance, professional conduct, and safety compliance are treated seriously during training.

Document Verification and Application Precautions

Document verification plays a critical role in the IOCL Apprentice Recruitment process. Candidates shortlisted in the merit list must present original documents along with self-attested photocopies during the verification stage. These documents typically include educational mark sheets, qualification certificates, caste certificates, income and asset certificates for EWS candidates, disability certificates for PwBD candidates, and identity proof such as Aadhaar or passport. One common mistake made by applicants is submitting incomplete or mismatched information between the NATS or NAPS portal registration and the Microsoft application form submitted on the IOCL website. Candidates should ensure that their registration numbers, personal details, and educational percentages match exactly across all submitted forms. Another important requirement is that certificates such as the OBC Non-Creamy Layer certificate must be valid as per Government of India guidelines on the specified cut-off date. If any document is found invalid or inconsistent during verification, the candidate’s application may be rejected even if they were shortlisted earlier. Therefore, applicants should carefully review all documents before attending the verification process.

Frequently Asked Questions (FAQs) – Indian Oil Corporation Limited Recruitment 2026

What is the total number of vacancies in IOCL Apprentice Recruitment 2026?

The IOCL Apprentice Recruitment 2026 offers a total of 109 apprentice positions across Guwahati Refinery and Bongaigaon Refinery units. These posts include Trade Apprentice and Technician Apprentice roles in disciplines such as Chemical, Mechanical, and Instrumentation.

What is the starting date to apply for IOCL Apprentice Recruitment 2026?

The online application window for IOCL Apprentice Recruitment 2026 opened on 15 March 2026 at 10:00 AM. Candidates must complete their registration through the NAPS or NATS portal and submit the required Microsoft form before the closing deadline.

What is the last date to submit the IOCL 2026 application form?

The last date to complete the application process is 22 March 2026 at 5:00 PM. Candidates are advised not to wait until the final day because both the NAPS/NATS registration and the additional form submission must be completed successfully.

Is there any application fee for IOCL Apprentice Recruitment 2026?

No, IOCL does not charge any registration fee for this recruitment. Candidates from General, OBC, SC, ST, EWS and PwBD categories can apply free of cost through the official apprenticeship portals.

What is the age limit for IOCL Apprentice posts?

The minimum age required is 18 years and the maximum age is 24 years as on 28 February 2026. Age relaxation is available for reserved categories according to Government of India rules.

Is there any written exam in IOCL Apprentice selection process?

No written examination is conducted for this recruitment. The IOCL selection process is based purely on the percentage of marks obtained in the qualifying examination followed by document verification and medical fitness assessment.

Can final year students apply for IOCL Apprentice Recruitment 2026?

No, candidates whose results are awaited are not eligible. Applicants must have already passed the required qualification before the eligibility cut-off date mentioned in the official notification.

Which qualifications are required for IOCL Apprentice posts?

Applicants must possess either a B.Sc degree with Physics, Chemistry and Mathematics or a Diploma in Engineering in relevant fields such as Chemical, Mechanical, or Instrumentation from a recognized institute.

Is higher qualification like B.Tech allowed for this apprenticeship?

No. Candidates holding higher professional qualifications such as B.Tech, MBA, MCA, CA or similar degrees are not eligible because the apprenticeship program is designed for diploma holders and basic graduates only.

Where will selected candidates be posted?

Selected apprentices will be trained at IOCL refinery units located in Guwahati Refinery and Bongaigaon Refinery in Assam. These are operational petroleum refineries where apprentices gain hands-on industrial training.

What is the duration of apprenticeship training?

The apprenticeship training duration varies depending on the trade. Most posts require 12 months of training, while certain technical disciplines such as Boiler operations may involve training up to 24 months.

Will apprentices get permanent jobs in IOCL after training?

No. IOCL clearly states that completion of apprenticeship training does not guarantee permanent employment. However, the training experience improves career opportunities in refinery and energy industries.

Which portal is used to apply for IOCL Apprentice Recruitment 2026?

Candidates must register on the official apprenticeship portals such as NAPS (apprenticeshipindia.gov.in) or NATS (nats.education.gov.in) depending on the post category before submitting additional details through the IOCL application link.

What documents are required during IOCL document verification?

Shortlisted candidates must present documents such as 10th certificate for age proof, qualification mark sheets, diploma or degree certificate, caste certificate, EWS certificate, disability certificate and identity proof during verification.

Where can candidates check updates for IOCL Apprentice Recruitment 2026?

All updates including document verification lists and results will be published on the official IOCL website. Candidates should regularly check the IOCL 2026 application link and recruitment page to stay informed about further announcements.

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Summary of Post Indian Oil Corporation Limited Recruitment 2026 Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice – Important Dates & Fees Explanation: Important Dates and Application Fees – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026 Vacancy Details and Eligibility Criteria – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026 Explanation: Vacancy Details and Eligibility Criteria – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026 Category Wise Posts and Exam Pattern – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026 Explanation: Category Wise Posts and Exam Pattern – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026 Category Wise Posts and Age Relaxation – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026 Explanation: Category Wise Posts and Age Relaxation – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026 Physical Eligibility Criteria and Salary – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026 Explanation: Physical Eligibility Criteria and Salary – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026 Syllabus and How to Fill Application Form – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026 Explanation: Syllabus and How to Fill Application Form – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026 Mode of Selection and Documents Required – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026 Explanation: Selection Process and Document Verification – Indian Oil Corporation Limited Trade Apprentice / Technician Apprentice Recruitment 2026 Important Links & Follow Us Additional Information & Important Notes Frequently Asked Questions (FAQs) – Indian Oil Corporation Limited Recruitment 2026