Overview

The Indian Space Research Organisation (ISRO) has officially published the provisional answer key for the UDC, Assistant, and Steno recruitment examination held in September 2026. This release allows candidates who participated in the computer-based test to review their performance and compare their marked responses against the official keys provided by the Centralised Recruitment Board (ICRB). The transparency provided by this process ensures that candidates can verify their scores and identify any potential discrepancies before the final results are compiled.

Key Responsibilities

• Candidates must cross-verify their marked responses with the official answer key provided on the portal.
• Applicants should identify any questions where they believe the official answer is incorrect.
• Candidates are required to gather valid documentary evidence to support any claims made during the objection process.
• Users must log in using their registered mobile number and password to access the personalized response sheet.
• Participants should download the PDF version of the answer key for their personal records and future reference.
• Candidates must submit their objections within the specified window to ensure they are considered by the board.

Why Apply

Accessing the answer key is a critical step for candidates to estimate their potential scores and gauge their standing in the selection process. It provides a fair opportunity for applicants to challenge inaccuracies, ensuring that the final evaluation is based on correct information and maintaining the integrity of the recruitment cycle.

Important Dates

• Written Examination Date: 21 September 2026
• Answer Key Release Date: 25 September 2026

Quick Facts

• Conducting Body: ISRO Centralised Recruitment Board
• Total Vacancies: 267
• Mode of Access: Online
• Objection Fee: ₹100 per question

The selection process for the ISRO ICRB recruitment involves a written examination followed by skill tests for specific roles like Stenographer and Assistant. The written test is designed to evaluate the candidate's aptitude, reasoning, and subject-specific knowledge.

Following the written exam, the provisional answer key is released to allow for candidate feedback. Once the objection window closes, the board reviews all valid challenges and publishes a final answer key. The final merit list is prepared based on the performance in the written examination and the qualifying skill tests, ensuring a transparent and merit-based selection.

• Total Vacancies: 267
• Posts: Assistant, Upper Division Clerk (UDC), Junior Personal Assistant (JPA), Stenographer

1. Visit the official ISRO website at www.isro.gov.in.
2. Navigate to the 'Latest Notifications' or 'Careers' section.
3. Locate the link for the ISRO UDC/Assistant/Steno Answer Key and Response Sheet.
4. Enter your registered mobile number and password to log in.
5. Download the answer key PDF and your individual response sheet.
6. Review your answers against the official key.
7. If you find any discrepancies, follow the instructions on the objection portal to challenge the specific question.
8. Upload necessary supporting documents and pay the required fee online.
9. Submit the objection form and save the acknowledgement receipt for your records.