IB ACIO is conducted by Intelligence Bureau (IB) / Ministry of Home Affairs. It is a CBT (Computer Based Test) — Tier I; Offline (Descriptive) — Tier II exam consisting of 100 questions for 50 marks with a duration of 60 minutes.
There is no negative marking. The minimum qualifying score is Varies by category/annual cut-off.
| Section | Questions | Weightage |
|---|---|---|
| Essay | 60 | 60% |
| English Comprehension & Précis | 40 | 40% |
| Total | 100 | 100% |
