CSIR NAL MTS Provisional Answer Key 2026 Out

CSIR-National Aerospace Laboratories (CSIR-NAL), Bengaluru has released the question booklet and provisional answer key for the written exam for Multi-Tasking Staff (MTS) posts. The exam was held on 31 October 2026 under Advt. No. 11/2026. Candidates who appeared can raise challenges against the provisional answer key from 01 November 2026 to 05 November 2026 (till 17.00 hrs). Below are the key dates, the way to send a challenge, and the rules you must follow so that your challenge is considered.

Important Dates

• Exam date: 31 October 2026
• Challenge window: 01 November 2026 to 05 November 2026 (till 17.00 hrs)
• Last date and time to send challenges: 05 November 2026, 17.00 hrs

How to Check the Answer Key

• The question booklet and provisional answer key are annexed to the notice.
• Candidates should check the official website www.nal.res.in regularly for updates.
• Also check your email regularly, as further updates may be sent there.

How to Raise a Challenge

• Send challenges only by email to recruitnal.nal@csir.res.in
• Use this subject line: “Advt. No. 11/2026 – Representation/Challenges(s) for the Provisional Answer Key(s)”
• Clearly mention the question number(s) in your challenge.
• Support each challenge with documentary evidence.
• Challenges may be sent on or before 05 November 2026 (17.00 hrs).

Important Rules

• Challenges received after the stipulated date and time will not be entertained under any circumstances.
• Challenges sent by post, courier, other email IDs, telephone, application or in person will not be entertained.
• No interim or telephonic enquiry or correspondence will be entertained.
• Candidates should keep checking their email and the official website for further updates.

Tips Before You Send

• Before sending a challenge, prepare the answers and the related documents carefully.
• Put all your challenges clearly in one email and keep the subject line exactly as given above.
• Send your email well before the deadline so that any technical delay does not cause a problem.