UPSC ESE/IES (Engineering Services) Answer Key 2026
After the UPSC ESE/IES (Engineering Services) 2026 exam, the conducting body releases the provisional answer key (and usually your response sheet) and opens a short objection window. Stage 1 (Prelims) is held in February (a Sunday) on a single day — Paper I in the forenoon, Paper II in the afternoon. Stage 2 (Mains) is conducted over 1 day or 2 half-days in June or July (typically the third Sunday of June). Stage 3 (Personality Test) is conducted at UPSC Bhavan between August and October. Here is how to check it and challenge a wrong key.
How to check the UPSC ESE/IES (Engineering Services) answer key & raise objections
- Open the official website. Go to the official UPSC ESE/IES (Engineering Services) website (linked below) and open the "Answer Key" / "Response Sheet" link for the current cycle.
- Log in and download your response sheet. Log in with your credentials to download the provisional answer key and your recorded responses.
- Calculate your expected score. Match your responses against the key and apply the exam's marking scheme (including negative marking) for an expected score.
- Raise objections within the window. If a key looks wrong, submit an objection with supporting proof within the official window (usually a few days, often with a per-question fee that is refunded if upheld).
Official UPSC ESE/IES (Engineering Services) links
UPSC ESE/IES (Engineering Services) answer key — FAQs
How do I raise an objection on the UPSC ESE/IES (Engineering Services) answer key?
Log in to the official UPSC ESE/IES (Engineering Services) website during the objection window, select the disputed question, submit your justification with proof, and pay the per-question fee (refunded if your objection is upheld).
Where do I download the UPSC ESE/IES (Engineering Services) official answer key?
The provisional UPSC ESE/IES (Engineering Services) answer key and response sheet are released on the official website after the exam. Download links and steps are above; watch the live updates below for the release.
While you wait for the dates — keep practising.
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