Indian Oil Corporation Limited (IOCL) has successfully conducted the Junior Engineer and Graduate Engineer examination on 31st October 2025 for Chemical, Mechanical, Electrical, and Instrumentation disciplines at various exam centers across the country. Candidates who appeared for the posts will be able to check their marked answers in the official IOCL Answer Key 2025, expected in the 1st week of November 2025, to calculate their approximate score.
IOCL Answer Key 2025
Candidates will find all the correct answers to the 100 questions asked from their respective disciplines (Chemical, Mechanical, Electrical, or Instrumentation), Maths, Reasoning, and English, in the IOCL Answer Key. Candidates can calculate their score by following the official marking scheme, where each correct answer gives 1 mark and each incorrect answer deducts 0.25 marks.
Through the examination, Group Discussion, and Personal Interview, a total of 185 Graduate Engineers (Grade A) and 381 Junior Engineers (Diploma, Grade E0) will be selected.
IOCL JE & Graduate Engineer Answer Key 2025
While checking the IOCL Answer Key 2025, candidates will have the chance to raise objections to any questions or answers they find incorrect in the official answer key released by the corporation.
| IOCL Answer Key 2025-Overview | |
| Conducting Body | Indian Oil Corporation Limited (IOCL) |
| Post Name | Junior Engineer & Graduate Engineer |
| Vacancy | 185 Graduate Engineer (Grade A) and 381 Junior Engineer (Diploma, Grade E0) |
| Answer Key Release Date | 1st week of November 2025 |
| Exam Date | 31st October 2025 |
| Selection Process | CBT Written Exam GD and Group Task Personal Interview Document Verification Medical Exam |
| Official website | https://iocl.com/ |
IOCL JE Answer Key 2025 Download Link
The link to download the IOCL Junior Engineer Answer key 2025 will be available to download at the official website, https://iocl.com/. Candidates will use the link below to check their responses. After downloading, they can find the mistakes they did in the exam and calculate their expected score
IOCL Graduate Engineer Answer Key 2025 Download Link
The responses marked by candidates in the IOCL Graduate Engineer Examination can be accessed through the link that will be available on the official website, https://iocl.com/. We will share the IOCL Answer Key 2025 for the Graduate Engineer below once available on the website.
Steps to Download the IOCL JE & Graduate Engineer Answer Key 2025
Candidates have to follow the steps to download the IOCL Answer Key 2025 from the official website.
- Visit the official website of Indian Oil Corporation Limited (IOCL): https://iocl.com/
- Scroll down on the homepage and click on “IOCL Career”.
- Next, click on “Latest Job Openings.” You will be redirected to a new page.
- Under the section titled “Recruitment of Diploma Engineers (Grade – E0) and Graduate Engineers in Indian Oil Corporation Limited Through Computer-Based Test (CBT) – 2025,” find the relevant link.
- Click on “Download Answer Key for Computer-Based Test.”
- Enter your Registration Number and Password (Date of Birth) to log in.
- Your IOCL JE & Graduate Engineer Answer Key 2025 will appear on the screen.
- Download and save it for future reference.
