IB ACIO Answer Key 2025 Out at mha.gov.in, Download Response Sheet PDF

The answer key for IB ACIO Grade 2/Executive Exam held from 16th to 18th September 2025 has now been made available at the official website of the Ministry of Home Affairs (https://www.mha.gov.in/). Candidates can download their answer keys by using their User ID and password either from the official website https://www.mha.gov.in/ or directly from the official login link provided in the article.

IB ACIO Answer Key 2025 Out

This year, more than 4 lakh candidates have appeared in the tier 1 exam for 3717 Assistant Central Intelligence Officer Grade 2/Executive vacancies. Now the candidates can download the answer key and know how many questions they have marked correctly and incorrectly.

The link for challenging the IB ACIO tier 1 answer key has been activated along with the release of the official answer on 22nd September 2025 and the last date to raise objections is 25th September 2025. 

IB ACIO Result & Score Card 2025- Click to Check

IB ACIO Cut Off 2025- Click to Check

How to Download IB ACIO Answer Key 2025 from mha.gov.in?

Candidates can download the official IB ACIO Answer Key 2025 by following the step-by-step procedure shared below.

Step 1: Open the Ministry of Home Affairs’ official website, www.mha.gov.in on your internet browser.

Step 2: On the homepage click on “IB ACIO Grade-2/ Executive Answer Key.

Step 3: You are redirected to a new login page where you have to enter your User ID and Password along with the captcha code.

Step 4: Upon clicking on “Login” the official IB ACIO Answer Key 2025 for tier 1 Grade-2/ Executive exam appears on your screen.

Step 5: Candidates can download and print the answer key to cross check your responses.

IB ACIO Result 2025- Click to Check

Official Link IB ACIO Answer Key 2025

Candidates can directly download the provisional IB ACIO Answer Key 2025 for Gr-2/ Executive Exam from the direct official link shared below and calculate their probable scores using the correct marking scheme. Also, candidates can raise objections against the provisional answer key using the same link.

IB ACIO Tier 1 Answer Key 2025 Download Link- Click Here

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How to Calculate Marks Using IB ACIO Answer Key?

The IB ACIO Tier 1 Exam is of 100 objective-type questions (MCQs) for which the marking scheme has been already mentioned with the official notification. For each correct answer, 1 mark is awarded and for every incorrect answer, there is a negative marking of 0.25 mark.

Total Marks = (Correct Answers x 1) – (Wrong Answers x 0.25)

Example to calculate IB ACIO Tier 1 Answer Key:

• Correct Answers: 75
• Wrong Answers: 25
• Marks = (75 x 1) – (25 x 0.25) = 70 – 6.25= 63.75 marks

IB ACIO Answer Key 2025 Raise Objection Process

Candidates who find mistakes or have issues with the IB ACIO 2025 Answer Key can submit objections following the method provided by the Ministry of Home Affairs. This enables candidates to express disagreements regarding the accuracy of answers. Candidates have to pay a requisite fee while submitting the objections against the official answer key before 25th September 2025.

Click to Challenge IB ACIO Tier 1 Answer Key 2025