IB ACIO Syllabus 2023 - Download Subject Wise Syllabus PDF

IB ACIO Syllabus 2023 - Download Subject Wise Syllabus PDF

ByNeha Uppal  |  Updated on: May 12, 2023
IB ACIO syllabus 2023 is released by the Ministry of Home Affairs. Candidates can find the subject-wise IB ACIO syllabus for Tier 1 and Tier 2 here. Also, find the link to download IB ACIO Syllabus PDF in Hindi/English here.

IB ACIO Syllabus 2023 is an essential part of your exam preparation. It is released by the Ministry of Home Affairs along with the official notification. Knowing IB ACIO syllabus is crucial for candidates planning to crack the posts of ACIO Grade-II/Executive in the Intelligence Bureau. The first step of your preparation should be to get familiar with the IB ACIO syllabus and exam pattern. This will help candidates prepare optimally.

IB ACIO Syllabus is released for two out of three tiers of the exam. Tier 1 is an objective paper, Tier 2 is a descriptive paper followed by a personal interview in the final round. In this article, we have provided the latest IB ACIO Syllabus PDF in Hindi and English to help candidates prepare efficiently for the upcoming exam.

IB ACIO Syllabus 2023

IB ACIO syllabus provides candidates with a list of important topics that one needs to prepare for the upcoming exam. There are three stages in the exam. Tier 1 will be an objective paper (based on MCQs), Tier 2 will be a descriptive paper consisting of Essay writing and English Comprehension and Precis writing, and Tier 3 is a personal interview. IB ACIO syllabus for each stage is different and candidates should adhere to it for productive preparation.

The IB ACIO Syllabus for Tier 1 is released for five sections - General Awareness, Quantitative Aptitude, Numerical Ability, English Language, and General Studies. IB ACIO is a highly competitive exam hence, following the syllabus is a must. Read the article further to deeply understand the IB ACIO Syllabus and Exam Pattern.

IB ACIO Syllabus PDF

The syllabus for IB ACIO is the most important information candidates should have before starting their preparation. Candidates can refer to the official notification for it. However, to save time and effort, we have also provided the IB ACIO syllabus in detail here. This PDF contains the subject-wise syllabus and exam pattern for all tiers. Check the direct link to download IB ACIO Syllabus PDF below.

IB ACIO Syllabus PDF Download

Downloading IB ACIO syllabus PDF will ensure that candidates have access to it at all times. Following the syllabus saves considerable time and also narrows down the scope of preparation. Hence, candidates should ensure to follow IB ACIO syllabus properly to score the maximum possible marks in the exam.

IB ACIO Tier 1 Syllabus

The IB ACIO syallbus Tier 1 is divided across five subjects from which 20 questions will be asked from each section carrying 1 mark per question. The maximum time to complete the Tier 1 exam is 1 hour or 60 minutes. The Intelligence Bureau ACIO Syllabus 2023 will comprise topics from General Knowledge, Quantitative Aptitude, Logical Ability or Reasoning, General Studies, and English Language.  Let us now go through section-wise topics to be asked in the IB ACIO syllabus for the Tier 1 exam.

IB ACIO Maths Syllabus

The maths section in the IB ACIO syllabus is one of the high-scoring sections. There will be a total of 20 questions from this section carrying a maximum of 20 marks. The topics covered in the IB ACIO maths syllabus are listed below:

  • Speed, Distance & Time
  • Profit, Loss & Discount
  • Average Questions
  • Boat & Stream
  • CI & SI
  • LCM & HCF
  • Mixture & Allegation
  • Partnership
  • Percentages
  • Complementary angles
  • Pipes & Cistern
  • Problem on Ages
  • Time & Work
  • Ratio and Proportion
  • Mensuration
  • Data Interpretation
  • Standard Trigonometry Identities
  • Heights and Distances (Basic)
  • Histogram
  • Frequency polygon
  • Bar diagram & Pie chart

Reasoning Syllabus for IB ACIO 

Just like maths, the reasoning section in the IB ACIO syllabus is also very scoring. With some practice, you can gain a good hold on the concepts and score good marks. There are 20 questions from this section carrying a maximum of 20 marks. The topics covered in the IB ACIO syllabus for reasoning are listed below:

  • Logical Venn diagram
  • Missing Number
  • Paper-cutting & folding
  • Figure Formation
  • Series
  • Alphabet Test
  • Analogy
  • Arithmetic Reasoning
  • Blood Relation
  • Classification
  • Coding Decoding
  • Distance direction test
  • Cube & Dice
  • Mirror Image
  • Matrix
  • Pattern Completion
  • Counting of figures  

IB ACIO English Syllabus

The IB ACIO syllabus for English includes a range of topics to assess comprehension and basic grammar knowledge. One of the advantages of this section is that it can be attempted in less time, which usually gives more time to candidates to focus on other calculative subjects like maths and reasoning. The topics covered in the IB ACIO syllabus for English are as follows:

IB ACIO Syllabus - GA & GS

The General Awareness (GA) and General Studies (GS) syllabus for IB ACIO includes a wide range of topics from our everyday life. For this section, candidates should update their knowledge of current affairs and basic GK. There will be 40 questions in total carrying a maximum of 40 marks. The IB ACIO syllabus for General Awareness and General Studies includes the following topics:

  • Current Affairs (5-6 months)
  • Indian Polity & Constitution
  • Science & Technology
  • Physics
  • Economy & Finance
  • Geography
  • History
  • Chemistry
  • Biology
  • Static GK

IB ACIO Tier 2 Syllabus

Tier 2 of the IB ACIO syllabus is a descriptive paper to assess the writing skills of candidates. The IB ACIO syllabus for Tier 2 consists of two sections:

  1. Essay Writing
  2. English Comprehension & Précis Writing

The maximum number of marks that can be scored in Essay writing is 30 marks and in Comprehension and Precis Writing is 20 marks. Candidates will have to complete this exam within an hour. The topics covered in the IB ACIO syllabus for Essay writing will be around the following:

  • Emerging Trends 
  • Cultural Diversity 
  • Security Threats and many more

In the English Comprehension & Précis Writing section of the IB ACIO Tier 2 syllabus, your English Comprehension ability will be tested.

Important Topics in IB ACIO Syllabus

For those who have less time to prepare for the IB ACIO syllabus, you can first practice the following important topics:

  • Mathematics: Speed, Distance & Time, Profit loss & Discount, Average, Boat & Stream, CI & SI, Mixture & Allegation, Partnership, Percentages, Time & Work, Data Interpretation
  • Reasoning: Logical Venn diagram, Missing Number, Embedded figures, Alphabet Test, Blood Relation, Distance direction test, Mirror Image
  • English: Synonyms & Antonyms, Spotting Error, Reading Comprehension, Cloze Test, Sentence Improvement, Fill in the blanks, Spelling Error, One-word Substitution
  • General Awareness: Current Affairs, Important Dates, and Events
  • General Studies: Indian History, Constitution, Geography, Science and Technology

Subject-wise Weightage of IB ACIO Syllabus

The IB ACIO Selection Process consists of three tiers. Students had to clear all the 3 phases to get recruited as an ACIO. Let us now discuss the subject-wise weightage of the IB ACIO syllabus involved in these rounds.

  1. Tier I (Written Exam)
  2. Tier II ( Language Test)
  3. Tier III (Interview/Personality Test)

IB ACIO Tier 1 Subject-wise Weightage

The Tier I exam syllabus of IB ACIO will contain a Written Exam of Objective type MCQs, divided into 4 parts containing questions of 1 mark each. There will be a negative marking of 0.25 marks for every wrong answer marked by the candidate. For your ease, we have formulated the IB ACIO exam pattern in the tabular format below:

Name of the Section



Exam Duration

General Awareness



2 Hours

Quantitative Aptitude



Logical/ Analytical Ability



English Language



General Studies






IB ACIO Tier 2 Subject-wise Weightage

On the basis of their performance in the Tier-I exam, candidates would be shortlisted for Tier-II & Tier III exams at 10 times the number of vacancies. Tier-II examination will be of qualifying nature. Candidates would be required to obtain a minimum of 20 marks. The cut-off in Tier 2 is the same for candidates of all categories.




  1. Translation of a passage of 500 words from Local Language to English
  2. Translation of a passage of 500 words from English to Local Language


1 Hour




IB ACIO Interview/Personality Test

The Interview stage of IB ACIO exam consists of total 50 marks. There is no IB ACIO cut off for this stage. The candidate's language-speaking ability will be tested at the time of the Interview/ Personality Test. As mentioned already, the Tier-III examination will be of qualifying nature.

Preparation Tips for IB ACIO Syllabus 2023

For candidates preparing for the IB ACIO exam syllabus, the following tips and tricks might help you to crack the exam. The IB ACIO preparation tips are listed below:

  • If you have just started the preparation, the first step is to go through the syllabus of IB ACIO thoroughly.
  • Prepare an effective study plan to practice all the topics listed in the latest IB ACIO syllabus given above.
  • Take a mock test series and attempt one paper every day.
  • Analyze the test results, and devote more time to practice your weaker areas.
  • To crack any exam, revision is very important. To revise the IB ACIO syllabus, Download or solve some previous year's question papers.

Preparation Books for IB ACIO Syllabus

One of the best ways to prepare IB ACIO syllabus is to combine your preparation with books. IB ACIO books consist of detailed notes and practice questions. These are essential to save time and practice as many questions as possible for efficient preparation.


A Mirror of Common Errors

A. K. Singh
Word Power Made EasyNorman Lewis
Verbal & Non-verbal ReasoningArihant Publications

Magical Books On Quicker Maths

General KnowledgeLucent

Candidates can also refer to IB ACIO previous year paper to practice more questions. This will help candidates prepare more effectively and improve their chances of cracking the exam.

FAQs on IB ACIO Syllabus

  • The IB ACIO syllabus is divided across three Tiers - Tier I, II, and III. Tier 1 is an objective paper based on topics from five different sections - English, Mathematics, Reasoning, General Awareness, and General Studies. The IB ACIO syllabus for Tier 2 has two parts: Essay writing and comprehension and Precis writing. It is a written descriptive paper. The last stage of selection is the Interview/Personality Test.

  • The IB ACIO Syllabus pdf download link is available here which will help you to access the syllabus anytime as per your convenience. We have mentioned the link to download the complete syllabus of IB ACIO below.

    >IB ACIO Syllabus PDF

  • IB ACIO syllabus will be provided on the official website of MHA. We have also discussed the IB ACIO syllabus and exam pattern in detail here. Any changes in the exam pattern or syllabus will be updated accordingly as mentioned in the notification.

  • There are a total of 5 sections in Tier 1 of the IB ACIO Syllabus. Those five subjects are Mathematics, Reasoning, English, General Studies, and General Awareness. 20 questions from each section will be there in the exam carrying 1 mark for each question.

  • In the IB ACIO Tier 1 syllabus, there will be a total of 100 questions, each will carry one mark. 20 questions will be there from each of the five sections - English, Quantitative Aptitude, General Intelligence and Reasoning, General Awareness, and General Studies.

  • IB ACIO syllabus is considered to be of moderate level of difficulty. However, the exam is highly competitive which makes the exam tough. Hence, candidates should refer to the IB ACIO Syllabus while preparing and make use of books, IB ACIO mock tests and previous year papers to crack the exam.

  •  IB ACIO Syllabus in Hindi will be provided by the exam conducting body in the official notification. We will also update it here upon release. So, keep checking this space to access IB ACIO syllabus in Hindi.

  • Tier 2 of the IB ACIO Syllabus is a written descriptive paper having two sections: Essay writing, English comprehension and Precis writing. Tier 2 exam carries a maximum of 50 marks (30 marks for Essay and 20 marks for Comprehension and Precis writing). Candidates will have to complete this paper within an hour.

  • The IB ACIO syllabus does not change every year. The syllabus for IB ACIO provided in this article is based on last year's exam pattern. We will update you as soon as MHA will release this year’s syllabus.

  • There are a total of 5 sections in the IB ACIO syllabus 2023. Each section has 20 questions in total in the Tier 1 exam. The five sections are as follows:

    • General Awareness
    • Quantitative Aptitude
    • Numerical Ability
    • English Language
    • General Studies
  • Yes, 1/4 marks will get deducted for every wrong answer. This negative marking is only applicable for the Tier 1 exam of the IB ACIO syllabus. The Tier 2 exam is a descriptive paper and does not have any negative marking.

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