Intelligence Bureau — Assistant Central Intelligence Officer (Grade-II/Executive)
Ministry of Home Affairs (MHA), Government of India · Online (CBT) · As per vacancy
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IB ACIO Syllabus
Complete chapter-wise syllabus covering all subjects. Updated as per official exam pattern.
Table of Contents
About Intelligence Bureau — Assistant Central Intelligence Officer (Grade-II/Executive) (IB ACIO) 2027
The Intelligence Bureau — Assistant Central Intelligence Officer (Grade-II/Executive) (IB ACIO) is one of the most competitive entrance exams, conducted by the Ministry of Home Affairs (MHA), Government of India. Preparing for the IB ACIO requires systematic practice, conceptual clarity, and regular self-evaluation. Our platform offers dynamic mock tests, previous years' resolved papers, and AI-enabled analysis to help you secure a top rank.
Frequently Asked Questions
What is the salary of IB ACIO Grade II?
IB ACIO Grade II earns a salary of ₹44,900–₹1,42,400 per month (pay level 7, 7th CPC) plus allowances including DA, HRA, transport allowance, and special security allowance. The in-hand salary is typically around ₹55,000–₹65,000 in metro cities.
What is the selection process for IB ACIO?
The selection process has three tiers: Tier I (Objective MCQ — 100 marks, 60 minutes), Tier II (Descriptive — English essay + comprehension, 50 marks, 60 minutes), and Tier III (Interview, 100 marks). Final merit is based on all three tiers combined.
What kind of work does an IB ACIO do?
IB ACIOs work in intelligence gathering, surveillance, counter-intelligence, and internal security. They may be posted in field offices, cyber intelligence units, or headquarters. The work involves analysis of intelligence inputs, maintaining informant networks, and assisting in national security operations.
Is the IB ACIO exam conducted by UPSC?
No, IB ACIO is not a UPSC exam. It is directly conducted by the Intelligence Bureau (IB), which operates under the Ministry of Home Affairs. The recruitment is entirely managed by IB without third-party agencies.
What is the career growth path for IB ACIO?
IB ACIOs are promoted through the ranks: ACIO Grade II → ACIO Grade I → Deputy Central Intelligence Officer (DCIO) → Additional Director → Joint Director → Director (IB). Promotions are based on seniority, departmental exams, and performance assessments.
How to Prepare for IB ACIO
GK and Current Affairs carry the highest marks — read newspapers daily and follow monthly current affairs magazines
The Tier II descriptive test requires strong English essay writing; practice essays on national security, governance, and current issues
Quantitative Aptitude is at Class 10 level — focus on speed and accuracy in number series, percentage, ratio, and time-work
For Tier III interview, be prepared to discuss current events, your graduation subject, and your motivation for joining IB