IB ACIO Phase 1 Answer Key 2025 Released

Published: Monday, September 22, 2025, 13:20 [IST]

The Intelligence Bureau (IB) has released the IB ACIO Answer Key 2025 for the Phase 1 Examination on its official website - mha.gov.in. Candidates who appeared for the exam can download the provisional answer key and cross-check their answers to estimate scores.

In case of discrepancies or objections, candidates can raise challenges online within the stipulated timeframe. The final answer key will be issued after reviewing all valid objections, and the Phase 1 result will be declared based on it.

IB ACIO Phase 1 Answer Key 2025

The IB ACIO (Assistant Central Intelligence Officer) Phase 1 Answer Key 2025 has been officially released by the Ministry of Home Affairs (MHA) on mha.gov.in. The provisional answer key allows candidates to verify their responses and calculate approximate scores before the declaration of the result.

How to Download IB ACIO Answer Key 2025:

1. Visit the official MHA website: mha.gov.in.

2. Click on the IB ACIO Phase 1 Answer Key 2025 link.

3. Enter login credentials such as registration number and date of birth.

4. Download the answer key PDF for reference.

5. Save it for calculating tentative scores and future reference.

Steps to Raise Objections:

Candidates who find errors in the provisional answer key can raise objections online.

Objections must be submitted through the official portal using valid supporting documents or references.

The objection window will remain open for a specified period as mentioned in the official notification.

After reviewing all valid objections, MHA will release the final answer key, which will be used for preparation of the Phase 1 results.

Exam Overview:

Particulars	Details
Exam Name	IB ACIO Phase 1 2025
Mode	Online Objective Test
Subjects	General Awareness, Quantitative Aptitude, Logical/Analytical Ability, English Language
Duration	60 minutes
Purpose	Shortlisting Candidates for Phase 2 (Descriptive Paper / Interview)

Key Points to Remember:

Check the answer key carefully to identify discrepancies.
Submit objections within the specified deadline to ensure they are considered.
Keep registration and exam details handy while accessing the answer key.
The final selection will be based on Phase 1, Phase 2, and interview performance.

The IB ACIO Answer Key 2025 Phase 1 ensures transparency in the examination process, allowing candidates to evaluate their performance and raise objections if necessary. Candidates are advised to stay updated through the official MHA website for notifications regarding the final answer key and result declaration.