IOCL OT Syllabus 2027
Indian Oil Corporation Limited — Officer Trainee Examination
Exam Pattern
| # | Subject / Section | Questions | Marks |
|---|---|---|---|
| 1 | Technical (Core Engineering) | 50 | 50 |
| 2 | Aptitude | 50 | 50 |
| 3 | English | 50 | 50 |
| 4 | General Knowledge | 50 | 50 |
| Total | 200 | 200 | |
Syllabus by Subject
Technical (Core Engineering)
Key topics covered as per the official IOCL OT syllabus, including fundamental concepts, applications, and recent exam trends for Technical (Core Engineering).
View Technical (Core Engineering) Syllabus →Aptitude
Key topics covered as per the official IOCL OT syllabus, including fundamental concepts, applications, and recent exam trends for Aptitude.
View Aptitude Syllabus →English
Key topics covered as per the official IOCL OT syllabus, including fundamental concepts, applications, and recent exam trends for English.
View English Syllabus →General Knowledge
Key topics covered as per the official IOCL OT syllabus, including fundamental concepts, applications, and recent exam trends for General Knowledge.
View General Knowledge Syllabus →Eligibility & Attempts
EEligibility Criteria
B.Tech / BE in relevant discipline, age 21–30 years
ANumber of Attempts
As per IOCL notification
Exam Schedule
Frequency
As per vacancy notification
Next Exam Date
June 2028
Registration Opens
March 2028
Preparation Tips
- 1IOCL primarily uses GATE scores — prepare comprehensively for GATE in your engineering discipline as a primary strategy
- 2PI preparation: study IOCL's refinery operations, new greenfield projects, Cauvery Basin Refinery, and petrochemicals expansion plans
- 3Technical questions for non-GATE cycles are at GATE level — cover all core subjects from standard textbooks
- 4GK should cover petroleum sector news, India's energy security policy, and IOCL's recent annual revenue and rank achievements
Frequently Asked Questions
Practice with Free Mock Tests
Now that you know the IOCL OT syllabus, put your preparation to the test. Attempt free mock tests that mirror the real exam pattern.