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ISRO Assistant & UDC Final Answer Key 2026 Out - Download Link

The ISRO Centralised Recruitment Board (ICRB) final answer key for the Assistant, UDC, JPA and Stenographer written test is listed as released on 28 October 2026. Candidates can open the answer key login page from the link in this article. The skill test is listed for 1 November 2026. Direct Link to Check ISRO Assistant and UDC Final Answer Key 2026 The written test carries negative marking. Use this formula:

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Fee Breakdown

₹500 for Assistant/UDC posts.

₹500 for JPA/Stenographer posts.

₹1,000 if applying for both categories.

Women, SC, ST, PwBD and Ex-Servicemen candidates who appear in the written test are eligible for a full refund.

Other candidates who appear in the written test receive a partial refund of ₹400.

Candidates attending the skill test are reimbursed to-and-fro second-class train fare.

Full Details

The ISRO Centralised Recruitment Board (ICRB) final answer key for the Assistant, UDC, JPA and Stenographer written test is listed as released on 28 October 2026. Candidates can open the answer key login page from the link in this article. The skill test is listed for 1 November 2026.

Direct Link to Check ISRO Assistant and UDC Final Answer Key 2026

ISRO Final Answer Key 2026 - Quick Overview

Detail	Information
Organisation	Indian Space Research Organisation (ISRO), Department of Space
Advertisement Number	ISRO:ICRB:01(A-JPA):2026 (dated 27-07-2026)
Posts	Assistant, Upper Division Clerk (UDC), Junior Personal Assistant (JPA), Stenographer
Written Test Date	21 September 2026
Final Answer Key Date	28 October 2026
Skill Test Date	1 November 2026
Answer Key Mode	Online, through a candidate login page
Written Test	200 questions, 200 marks, 150 minutes
Marking Scheme	+1 for each correct answer, -0.25 for each wrong answer
Official Website	isro.gov.in

How to Check the ISRO Final Answer Key 2026

Open the answer key login page from the Important Links section.
Enter the login credentials requested on the page.
Open your response sheet and the answer key.
Compare each of your answers with the key.
Save or print the page for your records.

How to Calculate Your ISRO Written Test Score

The written test carries negative marking. Use this formula:

Score = (Number of correct answers × 1) − (Number of wrong answers × 0.25)

Unattempted questions are not mentioned in the marking scheme, so no marks are assumed for them.

ISRO Written Test Pattern

Post Group	Sections	Total Questions and Marks
Assistant / UDC	General English (50), Quantitative Aptitude (50), General Intelligence & Reasoning (50), General Knowledge (50)	200 questions, 200 marks
JPA / Stenographer	English Language & Comprehension (100), General Intelligence & Reasoning (50), Quantitative Aptitude & General Knowledge (50)	200 questions, 200 marks

Qualifying Marks in the Written Test

Unreserved (UR): 50% in each part
Reserved categories: 40% in each part

ISRO Recruitment 2026 Important Dates

Event	Date
Notification Release	27 July 2026
Online Application Start	27 July 2026 (10:00 AM)
Online Application Last Date	20 August 2026 (11:55 PM)
Written Test	21 September 2026
Result Date (as listed)	24 October 2026
Final Answer Key	28 October 2026
Skill Test	1 November 2026

What Happens After the Final Answer Key?

Shortlisting for the skill test: Candidates are shortlisted based on written test performance, in a ratio of up to 1:5 against category-wise vacancies, with a minimum of 10 candidates.
Skill test: Computer literacy for Assistant/UDC. Stenography test for JPA/Stenographer.
Final selection: Based on written test marks, from among candidates who qualify in the skill test.

Skill Test Details

Post Group	Test	Qualifying Criteria
Assistant / UDC	Computer Literacy: MS Word (35 marks), MS Excel (35 marks), MS PowerPoint (30 marks). Duration: 75 minutes.	UR 60%, Reserved 50%
JPA / Stenographer	Shorthand dictation of 300 words at 60 w.p.m. (5 minutes), followed by transcription on computer (30 minutes). Pitman's shorthand only.	Maximum mistakes: UR 10%, Reserved 12%

Tie-Breaker Rules

Assistant/UDC: higher marks in General Intelligence & Reasoning.
JPA/Stenographer: higher marks in English Language & Comprehension.
If still tied: the older candidate ranks higher.

ISRO Assistant & UDC Vacancy 2026

Post No.	Post
1	Assistant (ISRO Centres and DOS Branch Secretariat)
2	Junior Personal Assistant (ISRO Centres and DOS Branch Secretariat)
3	Upper Division Clerk (UDC)
4	Stenographer
5	Assistant (Autonomous Bodies)
6	Junior Personal Assistant (Autonomous Bodies)

Eligibility Criteria

Post Group	Qualification
Assistant / UDC	Graduation with minimum 60% marks or 6.32 CGPA on a 10-point scale, completed within the stipulated duration of the course. Proficiency in computer use is required.
JPA / Stenographer	Graduation or Diploma in Commercial/Secretarial Practice with minimum 60% marks (or 6.32 CGPA), plus one year experience as Steno-Typist/Stenographer. Minimum 60 w.p.m. English stenography speed. Computer proficiency is required.

Conversion of CGPA into percentage is not permitted when checking eligibility.

Age Limit

Category	Upper Age Limit
General / UR	28 years
OBC (Non-Creamy Layer)	31 years
SC / ST	33 years
PwBD (General)	38 years
PwBD (OBC)	41 years
PwBD (SC/ST)	43 years
Ex-Servicemen	As per Government of India rules

The minimum age is 18 years. Age is counted as on the application closing date.

Application Fee and Refund

₹500 for Assistant/UDC posts.
₹500 for JPA/Stenographer posts.
₹1,000 if applying for both categories.
Women, SC, ST, PwBD and Ex-Servicemen candidates who appear in the written test are eligible for a full refund.
Other candidates who appear in the written test receive a partial refund of ₹400.
No refund is considered for candidates who do not appear in the written test.

Important Instructions for Candidates

Only Indian nationals can apply.
Selected candidates can be posted to any ISRO/Department of Space centre or unit and may be transferred.
No travel allowance is paid for the written test.
Candidates attending the skill test are reimbursed to-and-fro second-class train fare.
Canvassing in any form leads to disqualification.
Do not trust fake offers of appointment in ISRO.

ISRO Assistant and UDC Final Answer Key 2026 - Important Links

Link	URL
Check Final Answer Key (login required)	Click Here
ISRO Careers Page	Click Here

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