The IB ACIO (Intelligence Bureau Assistant Central Intelligence Officer) exam is one of the most sought-after government recruitment tests in India. Conducted by the Ministry of Home Affairs (MHA), it selects candidates for Grade-II Executive posts in the Intelligence Bureau. If you’re aiming for a career in intelligence and security, cracking this exam is your ticket 🎯.
The selection process is rigorous, with three stages: Tier 1 (Objective Test), Tier 2 (Descriptive Paper), and Tier 3 (Interview). Each phase tests different skills—from general awareness to analytical writing and personality assessment.
In this guide, we’ll break down the IB ACIO 2025 selection process, exam pattern, syllabus, and preparation tips—backed by real-life success stories and expert insights. Let’s dive in!
Key Highlights of IB ACIO 2025 🏆
| Key Point | Details |
|---|---|
| Organization Name | Intelligence Bureau (IB) |
| Conducting Body | Ministry of Home Affairs (MHA) |
| Post Name | ACIO Grade-II/Executive |
| Selection Stages | Tier 1 (Objective), Tier 2 (Descriptive), Tier 3 (Interview) |
| Total Vacancies (2024) | 995 (Expected to increase in 2025) |
| Salary Range | ₹44,900 – ₹1,42,400 (Level 7 Pay Matrix) |
| Age Limit | 18-27 years (Relaxation for SC/ST/OBC) |
| Eligibility | Graduation + Basic Computer Knowledge |
| Official Website | mha.gov.in |
IB ACIO Selection Process 2025: 3-Tier Exam Structure 📝
The IB ACIO recruitment follows a three-stage selection process:
- Tier 1 – Objective Exam (Online)
- Tier 2 – Descriptive Exam (Offline)
- Tier 3 – Interview (Personality Test)
Let’s explore each stage in detail.
Tier 1: Objective Exam (Online) – First Elimination Round 🖥️
This is a computer-based test (CBT) with 100 multiple-choice questions. Here’s the breakdown:
| Section | No. of Questions | Marks | Time |
|---|---|---|---|
| General Awareness | 20 | 20 | 60 mins |
| Quantitative Aptitude | 20 | 20 | |
| Logical/Analytical Ability | 20 | 20 | |
| English Language | 20 | 20 | |
| General Studies | 20 | 20 | |
| Total | 100 | 100 | 1 Hour |
Key Features of Tier 1:
✔ Negative Marking: -0.25 marks for each wrong answer.
✔ Cut-off: Varies by category (UR: ~35, OBC: ~34, SC/ST: ~33).
✔ Syllabus: Current affairs, reasoning, basic math, and English comprehension.
Expert Tip: “Speed and accuracy are crucial. Practice previous year papers to manage time efficiently.” – Ankur Sharma, IB ACIO 2023 qualifier.
Tier 2: Descriptive Exam (Offline) – Testing Writing Skills ✍️
Only those who clear Tier 1 proceed to Tier 2, which evaluates essay writing and precis skills.
| Section | Marks | Time |
|---|---|---|
| Essay Writing (400 words) | 30 | 60 mins |
| English Comprehension & Precis | 20 | |
| Total | 50 | 1 Hour |
Common Essay Topics:
- National Security Challenges
- Cybersecurity Threats
- Role of Technology in Intelligence
Real-Life Example: “In 2024, many candidates struggled with the essay on ‘Digital Surveillance vs. Privacy.’ Those who linked it to real-world cases scored better.” – Priya Verma, IB Training Expert.
Tier 3: Interview – The Final Hurdle 🎤
The interview carries 100 marks and assesses:
✔ Personality & Communication
✔ Problem-Solving Skills
✔ Knowledge of Current Affairs
What They Ask?
- “Why do you want to join IB?”
- “How would you handle a high-pressure intelligence operation?”
Pro Tip: “Be honest and confident. They test your presence of mind, not just bookish knowledge.” – Rohan Mehta, Former IB Officer.
Final Selection & Training 🎯
Candidates are selected based on combined Tier 1 + Tier 2 + Interview scores. The training includes:
| Training Phase | Duration | Location |
|---|---|---|
| Stage 1 (Basic Training) | 60 days | Shivpuri, MP |
| Stage 2 (Advanced) | 60 days | Delhi |
| Stage 3 (Field Training) | 60 days | On-site |
Did You Know? Only 120 trainees are accommodated per batch due to limited space!
How to Prepare for IB ACIO 2025? 📚
Here’s a quick study plan:
| Task | Resources |
|---|---|
| Daily Current Affairs | The Hindu, Pratiyogita Darpan |
| Quantitative Aptitude | RS Aggarwal, Fast Math Tricks |
| English & Essay Writing | Wren & Martin, Editorial Analysis |
| Mock Tests | Previous Year Papers (Testbook, Gradeup) |
Success Story: “I cleared Tier 1 by solving 10 mock tests weekly. For Tier 2, I practiced essay writing daily.” – Ajay Patel, IB ACIO 2024.
Final Thoughts
The IB ACIO selection process is tough but crackable with the right strategy. Focus on speed, clarity in writing, and interview confidence. Stay updated with MHA’s official notifications—the 2025 exam dates will be out soon!
Ready to embark on your IB journey? 🚀 Start preparing today!