IB ACIO Grade-II Tier-I — Answer key: Dummy detail: tier-I key release timeline. Cross-check with the MHA recruitment portal for corrigendum notices. Compare your response sheet booklet code and shift before raising objections.
| Exam name | Ministry of Home Affairs — Intelligence Bureau |
| Answer key notice | IB ACIO Grade-II Tier-I — Answer key |
| Answer key status | Released |
| Answer key date | 26 May 2026 |
| Objection last date | See official notice |
| Objection fee | See official notice PDF |
| Official website | mha.gov.in |
Open the conducting body’s official website for Ministry of Home Affairs — Intelligence Bureau.
Open the answer key / master question booklet PDF for your shift and set code.
Download and archive a copy before the objection window closes.
If objections are allowed, use the prescribed module only — email challenges are usually not accepted.
| Key release | 26 May 2026 |
Match booklet series, shift, and language before comparing responses.
Final answer key may differ from provisional key after expert review.
Never upload question screenshots on public forums — it may violate exam rules.
| Download answer key | Click Here |
| All answer keys | Click Here |
A: Use the official commission PDF linked from this page. Never rely on social media screenshots alone.
A: Check the official notification for objection dates and fees.
A: Most boards charge a refundable or non-refundable fee per question challenged. See the fee table in the official notice.