ISRO ISTRAC Answer Key & Response Sheet 2026 Released
The ISRO Telemetry, Tracking and Command Network (ISTRAC) has activated the candidate portal to view response sheets and raise objections to the published question paper and answer key under Advertisement No. ISTRAC:02:2026. The Computer Based Test was conducted on 25 September 2026.
Latest Update
Organisation: ISRO Telemetry, Tracking and Command Network
Advertisement No.: ISTRAC:02:2026
CBT Date: 25 September 2026
Current Update: Response Sheet, Question Paper / Answer Key and Objection Facility
Portal Opens: 1 October 2026 at 6:00 PM
Objection Deadline: 4 October 2026 at 6:00 PM
Posts Covered
- Technician 'B'
- Draughtsman 'B'
- Technical Assistant
- Scientific Assistant
- Library Assistant 'A'
- Cook 'A'
What Has ISRO ISTRAC Released?
ISRO states that candidates can now access their response sheets and submit objections to the published question paper / answer key through the official candidate login portal.
This facility relates to the CBT successfully conducted on 25 September 2026 for recruitment under Advertisement No. ISTRAC:02:2026.
The portal will close at 6:00 PM on 4 October 2026. Candidates who wish to raise an objection should complete the process before the official closing time.
Important Dates
How to Check ISTRAC Response Sheet & Answer Key
- Open the official ISRO ISTRAC recruitment page.
- Find Advertisement No. ISTRAC:02:2026.
- Open the response-sheet and objection-management link.
- The official candidate login portal will open.
- Enter the candidate credentials requested by the portal.
- View your recorded responses.
- Review the published question paper and answer key.
- If required, follow the portal instructions to raise an objection.
- Complete all submissions before 4 October 2026 at 6:00 PM.
- Save any acknowledgement or confirmation provided by the system.
Before Submitting an Objection
- Check your recorded response carefully.
- Verify the question and published answer before challenging it.
- Follow the evidence or supporting-document requirements shown in the official portal.
- Complete any required steps exactly as instructed by ISTRAC.
- Do not wait until the final minutes of the objection window.
The public ISTRAC recruitment page does not separately state an objection fee in the response-sheet update. Candidates should follow the payment information, if any, displayed inside the official candidate portal and should not rely on unofficial fee claims.
What Changed?
Earlier Stage: ISTRAC released the CBT admit card for the examination scheduled on 25 September 2026.
Current Stage: The CBT has been completed and candidates can now access their response sheets and object to the published question paper / answer key.
Next Expected Stage: Further result or selection-stage information will be issued by ISRO/ISTRAC officially.
Candidate Journey
Recruitment Notification ✓
Online Application ✓
CBT Admit Card ✓
CBT – 25 September 2026 ✓
Response Sheet / Answer Key Objection ← Current Update
Finalisation of Answers → After objection review
Result / Further Selection Stage → Await Official Update
What Should Candidates Do Now?
- Log in to the official candidate portal.
- Download or review your response sheet.
- Compare your recorded responses with the published answer key.
- Raise objections only where necessary.
- Follow the official portal instructions for supporting evidence.
- Finish the process before 6:00 PM on 4 October 2026.
- Keep the submission acknowledgement safely.
Important Official Links
View Response Sheet / Submit Answer Key Objection Official ISTRAC Recruitment Page ISRO CareersFrequently Asked Questions
Yes. ISTRAC has activated the candidate portal for accessing response sheets and objecting to the published question paper / answer key.
The Computer Based Test under Advertisement No. ISTRAC:02:2026 was conducted on 25 September 2026.
The official portal remains open until 4 October 2026 at 6:00 PM.
The recruitment covers Technician 'B', Draughtsman 'B', Technical Assistant, Scientific Assistant, Library Assistant 'A' and Cook 'A'.
No. Applications are already closed. This is the answer-key and response-sheet stage following the September CBT.
ResultPass recommends candidates access response sheets and submit objections only through the official ISRO/ISTRAC candidate portal. Verify every deadline and instruction on the official recruitment page before submitting a challenge.
Update History
Last Updated: 2 October 2026
CBT Conducted: 25 September 2026
Response Sheet Portal Opened: 1 October 2026 at 6:00 PM
Objection Deadline: 4 October 2026 at 6:00 PM
Advertisement: ISTRAC:02:2026
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