IISER IAT 2026: Document Upload Window Opens, Answer Key Objection Closes Today

The Indian Institute of Science Education and Research (IISER) will open the IISER 2026 application portal today, June 13, 2026, for document uploading. The authority will activate the link online at iiseradmission.in.

👉 Direct Link: IISER 2026 Answer Key Objection

The portal will stay open until June 21, 2026. On the same day, the IISER 2026 answer key objection portal will close at 11:55 PM.

Key Details at a Glance

Activity	Date
Document upload window opens	June 13, 2026
Document upload window closes	June 21, 2026
Answer key objection portal closes	June 13, 2026 (11:55 PM)
Official website	iiseradmission.in

Important Information About Document Upload

Candidates need to keep a few things in mind before they start. Here's what you should know:

You'll need your login credentials to access the document upload portal.
These are the documents that you can upload or replace if applicable to you.
GEN-EWS certificate/OBC-NCL certificate issued from or after April 1, 2026.
Class 12 marksheet (or an equivalent document).

Points to Remember

Please verify all certificates before uploading them.
Date by which these documents have to be uploaded – June 21, 2026
Ensure that your documents are free from any errors.

IISER 2026 Answer Key Objection

The authority will shut down the objection portal for the IISER 2026 answer key at 11:55 PM today. You have the option to file an objection online via the IAT login portal.

----

👉 JEE Main & Advanced Study Material

JEE Main & Advanced Study Material
JEE Main Study Material 2026	JEE Main Mock Test
JEE Main Previous Year Question Paper	JEE Main DPP
JEE Main Chapterwise Previous Year Question	JEE ADV Chapterwise Previous Year Question
IISER Previous Year Paper	IISER Mock Test