ISRO Answer Key 2026 Out for Assistant, UDC, JPA and Stenographer: Raise Objections till 28 September
ISRO has released the provisional answer key and response sheet for the Assistant, UDC, Junior Personal Assistant and Stenographer written test held on 21 September 2026 (267 posts). Objection window, fee, how to download and next stage.
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ISRO Assistant, UDC, JPA, Steno Answer Key 2026 Released
The Indian Space Research Organisation (ISRO), through its ISRO Centralised Recruitment Board (ICRB), has released the provisional answer key and candidate response sheet for the written test for Assistant, Upper Division Clerk (UDC), Junior Personal Assistant (JPA) and Stenographer posts. The key was released on 25 September 2026.
The computer-based test was held on 21 September 2026 under Advertisement ISRO:ICRB:01(A-JPA):2026 for 267 posts. Candidates can raise objections until 28 September 2026.
| Point | Details |
|---|---|
| Organisation | ISRO – ICRB |
| Advertisement | ISRO:ICRB:01(A-JPA):2026 |
| Posts | Assistant, UDC, JPA, Stenographer |
| Vacancies | 267 |
| Written test | 21 September 2026 |
| Answer key released | 25 September 2026 |
| Objection last date | 28 September 2026 (check the portal for the exact closing time) |
| Objection fee | ₹100 per question (reported; refunded if the objection is accepted) |
| Official website | isro.gov.in |
How to Download ISRO Answer Key 2026
Step 1: Visit isro.gov.in and open the Careers section.
Step 2: Click the answer key link for Advertisement ISRO:ICRB:01(A-JPA):2026.
Step 3: Log in with your roll number/registration number and date of birth or password.
Step 4: View your response sheet along with the provisional answer key and save a copy.
How to Calculate Your Score
Compare your answers with the provisional key. Reports say the exam carries negative marking of 0.25 marks for each wrong answer. Your approximate score = (correct answers × marks per question) − (wrong answers × 0.25). Unattempted questions carry no marks.
How to Raise Objections
Step 1: Log in to the answer key portal.
Step 2: Select the question you want to challenge and choose the answer you believe is correct.
Step 3: Add your justification and supporting reference.
Step 4: Pay the objection fee online and submit before the deadline on 28 September.
Objections sent by email or post, or after the deadline, will not be considered.
What Comes Next
After reviewing objections, ISRO will publish the final answer key and the written test result. Shortlisted candidates will then appear for a qualifying skill test – a Computer Literacy Test for Assistant/UDC and a Stenography Test for JPA/Stenographer. Dates have not yet been announced.
Frequently Asked Questions
Q1. When was the ISRO Assistant/UDC answer key released?
25 September 2026.
Q2. What is the last date to raise objections?
28 September 2026.
Q3. When was the exam held?
21 September 2026.
Q4. How many posts are being filled?
267 posts of Assistant, UDC, JPA and Stenographer.
Conclusion
Download your response sheet from isro.gov.in, calculate your likely score, and file any objections before 28 September. If your score looks good, start practising for the skill test now.