Candidates who receive a seat offer must submit their decision or willingness and pay the prescribed seat acceptance fee within the specified deadline. The last date for payment of the Round 3 seat acceptance fee is August 13, 2026.

The IISER admission authority has activated the Round 3 seat allotment link on the official website, www.iiseradmission.in.  Candidates must log in using their credentials to check their allotment status, download the offer letter and complete the required admission formalities.

IISER 2026 Round 3 Seat Allotment – Latest Update

The IISER IAT 2026 Round 3 seat allotment result has been made available for candidates who participated in the admission process. The allotment determines whether a candidate has received an offer for one of the available IISER programmes based on their rank, category, preferences and seat availability.

Candidates who have been allotted a seat should not delay the next steps. They are required to submit their willingness/decision and pay the seat acceptance fee online before the deadline.

The seat acceptance fee can be paid using available online payment modes, including net banking, debit card and credit card.

The official admission portal should be checked regularly for any further instructions or updates related to subsequent rounds.

How to Check IISER 2026 Round 3 Seat Allotment Result?

Candidates can follow the steps given below to check their IISER Round 3 seat allotment result and access the offer letter:

Step 1: Visit the official IISER admission website at iiseradmission.in.

Step 2: Click on the link provided for the IISER Round 3 Seat Allotment Result 2026.

Step 3: Select the Round 3 Offer Letter link.

Step 4: Enter the required login credentials.

Step 5: Click on the Submit Reference tab.

Step 6: Select “Click Here to Submit Your Decision”.

Step 7: Click on the offer letter displayed on the screen.

Step 8: The IISER Round 3 offer letter will appear on the screen.

Step 9: Check the allotment and other details carefully.

Step 10: Submit your preference or decision before the prescribed deadline.

Candidates should download and preserve a copy of the offer letter for future admission requirements.

What After IISER 2026 Seat Allotment?

Candidates who have received an IISER admission offer must complete the next stage of the admission process within the prescribed timeline.

The first requirement is to submit their willingness or decision regarding the offered seat. Candidates must then pay the applicable seat acceptance fee through the online payment facility.

The payment can be completed through net banking, debit card or credit card.

Candidates should ensure that the transaction is successfully completed before the deadline. They are also advised to save the payment confirmation or receipt for future reference.

The last date to pay the IISER 2026 Round 3 seat acceptance fee is August 13, 2026.

Failure to complete the required formalities within the deadline may affect the candidate's admission opportunity as per the applicable IISER admission rules.

IISER 2026 Round 3 Closing Ranks

The Round 3 closing ranks provide candidates with an indication of the last rank at which seats were allotted under different categories and programmes. The closing rank varies across IISER campuses, programmes and reservation categories.

Round 3 Closing Rank for BS-MS IISER Tirupati

Candidates can check the Round 3 closing ranks for the BS-MS programme at IISER Tirupati below:

The closing rank for the UR category was 3879, while the closing rank for EWS candidates was 13368 and for OBC-NCL candidates it was 12235.

Round 3 Closing Rank for BS (Economic and Statistical Sciences) IISER Tirupati

The Round 3 closing ranks for the BS (Economic and Statistical Sciences) programme at IISER Tirupati are given below:

For the UR category, the Round 3 closing rank stood at 4480, while the EWS and OBC-NCL closing ranks were 12998 and 13479, respectively.

BS-MS IISER Kolkata Round 3 Closing Rank

Candidates seeking admission to the BS-MS programme at IISER Kolkata can refer to the Round 3 closing ranks below:

The UR closing rank for IISER Kolkata was 2024 in Round 3. The EWS and OBC-NCL closing ranks were 9111 and 8372, respectively.

Round 3 Closing Rank for BS-MS IISER Bhopal

The Round 3 closing ranks for the BS-MS programme at IISER Bhopal are as follows:

The Round 3 closing rank for the UR category was 3099, while the closing ranks for EWS and OBC-NCL candidates were 10836 and 10588, respectively.

Round 3 IISER Berhampur Closing Rank

The Round 3 closing ranks for the BS-MS programme at IISER Berhampur are provided below:

The UR category closing rank for IISER Berhampur stood at 4143. The closing ranks for EWS and OBC-NCL categories were 14250 and 13278, respectively.

IISER 2026 Round 3 Seat Allotment: Important Instructions

Candidates who have received a seat allotment should carefully read the offer letter before submitting their decision. The offer letter contains important information regarding the allotted programme and further admission requirements.

Candidates must complete the required online formalities within the prescribed deadline. In particular, the seat acceptance fee must be paid by August 13, 2026 for candidates who receive an offer in Round 3.

The payment should be made only through the authorised online payment facility. Candidates should retain the transaction details, acknowledgement and other relevant documents after successful payment.

Candidates who have not received an allotment in Round 3 should continue to monitor the official admission portal for information regarding subsequent admission rounds, if applicable.

IISER 2026 Round 3 Closing Rank: What Does It Mean?

The closing rank represents the last rank at which a seat was allotted for a particular programme and category during the specified admission round. It can help candidates understand the level of competition for different IISER programmes.

However, closing ranks can vary between rounds and should not be treated as a guarantee of admission in another round. Factors such as candidate preferences, seat availability, category, withdrawals and movement of candidates can influence the closing rank.

Candidates should therefore consider the Round 3 closing ranks as a reference while assessing their admission chances.

IISER 2026 Admission – Key Points

The IISER Round 3 seat allotment has now provided candidates with another opportunity to secure admission through the IAT-based admission process. Candidates receiving offers need to act within the specified timeline.

The most important points for candidates are:

IISER 2026 Round 3 seat allotment has been released.

Candidates can access their offer letters through iiseradmission.in.

Candidates receiving an offer must submit their decision or willingness.

The seat acceptance fee has to be paid online.

Net banking, debit card and credit card can be used for payment.

The last date for payment of the Round 3 seat acceptance fee is August 13, 2026.

Candidates should download and preserve their offer letter and payment confirmation.

Conclusion

The IISER 2026 Round 3 seat allotment result is now available, allowing candidates to check their admission status and access their offer letters through the official IISER admission portal. Candidates who receive a seat offer must submit their decision and complete the seat acceptance fee payment process within the prescribed deadline.

The August 13, 2026 deadline is particularly important for Round 3 candidates. Those allotted seats should complete all formalities well before the deadline to avoid last-minute technical or payment-related issues.

The Round 3 closing ranks for IISER Tirupati, IISER Kolkata, IISER Bhopal and IISER Berhampur have also been provided for candidates to understand the admission trend across different categories and programmes. Candidates should continue to monitor the official IISER admission portal for further updates regarding subsequent rounds and admission formalities.