IISER IAT counselling 2025 registration deadline extended: Check new date and steps to apply here

The Indian Institutes of Science Education and Research (IISER) have extended the registration deadline for the IAT 2025 counselling process, offering a welcome breather for candidates who qualified through the IISER Aptitude Test.

Initially scheduled to close on July 3, 2025, the registration and choice-filling window will now remain open until 5 PM on July 7, 2025. This extension allows eligible students to complete key steps, including submitting documents, filling programme preferences, and paying the counselling fee. Admission through IAT 2025 is for various undergraduate programmes offered across seven IISER campuses located in Berhampur, Bhopal, Kolkata, Mohali, Pune, Thiruvananthapuram, and Tirupati.

Who is eligible?

Candidates who have qualified the IISER Aptitude Test (IAT) 2025, results for which were declared on June 24, are eligible to participate in the ongoing counselling process. Students are advised to keep their login credentials and all necessary documents ready before proceeding with the registration.

How to apply for IISER IAT counselling 2025?

Eligible candidates can register for IAT counselling process by following the steps given below:

Seat allotment and further steps

After the closure of the registration window on July 7, the first round of seat allotment will be released based on the choices filled and candidate ranks.

Those allotted a seat will need to accept the offer and pay the confirmation fee to proceed further in the admission process.Further rounds of seat allocation may follow depending on seat availability and candidate withdrawals. IISERs follow a preference-based allocation system, so candidates are advised to carefully fill in their choices in order of priority.

Candidates are advised to visit the official website regularly for updates and detailed instructions.