IISER Entrance Exam 2026 will be conducted tentatively in May 2026, at various exam centres across the nation. IAT shift timings for 2026 are expected to be 9:00 am to 12:00 pm. Check out the IISER exam reporting timings, shift and important instructions regarding the exam here.
- IISER Entrance Exam 2026 Shift Timings
- IISER 2026 Reporting Timings
- IISER Entrance Exam Pattern 2026
- IISER Entrance Exam Application Fee
- IISER Exam 2026 Important Instructions for the Candidates
IISER Entrance Exam 2026 Shift Timings
Candidates appearing in the IISER entrance exam can check out the exam shift timings from the table given below:
| IISER 2026 Shift |
IISER 2026 Shift Timing |
Duration (in hours) |
|---|---|---|
| Shift 1 |
9:00 AM to 12:00 PM |
180 Minutes or 3 hours |
IISER 2026 Reporting Timings
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The IISER exam 2026 shift-wise reporting timings are given in the table below.
|
Dates of Examination |
May 2026 |
|---|---|
| Mode of Examination |
“Computer-Based Test (CBT)” mode only |
| Shift |
Shift-1 |
| Timing of Examination |
9:00 AM to 12:00 PM |
|
Duration of Examination |
180 Minutes or 3 hours |
| Entry in the Examination Centre/Hall/Room, frisking, biometric registration/ record of manual attendance by Invigilator, document verification/cross-checking of Admit Card, signature, and photo match to be completed by Invigilator, etc. Instructions by the Invigilator(s) |
07.00 a.m. to 08.30 a.m. |
|
07.00 a.m. to 08.30 a.m. |
|
| Candidates log in to read instructions |
08.50 a.m. |
| Test Commences |
09.00 a.m. |
| Test Concludes |
12:00 p.m |
IISER Entrance Exam 2026 notification is expected to be released by the conducting IISER in the second week of March 2026. The exam is conducted for admission to the five-year BS-MS dual degree and four-year BS degree programmes. The IISER Entrance Exam 2026 will be conducted tentatively in the fourth week of May 2026.
IISER Entrance Exam centres are located in cities across India. The exam is not conducted outside India. In case there is a change this year, it will be updated here.
IISER Entrance Exam Pattern 2026
The IISER Entrance Exam Marking Scheme is as follows:
| Subject |
No. of Questions |
Marks |
|---|---|---|
| Physics |
15 |
60 |
| Chemistry |
15 |
60 |
| Biology |
15 |
60 |
| Mathematics |
15 |
60 |
| Total |
60 |
240 |
Marking scheme:
- Candidates will be awarded three marks for each correct answer.
- There will be a negative marking of one mark for each incorrect answer.
Also Read: IISER Entrance Exam 2026 Pattern: Check Negative Marking Scheme & Section-wise Paper Pattern Here
IISER Entrance Exam Application Fee
All the selected students must go through the following table to know the exact amount they need to submit for the IISER entrance exam 2026 application fee in online mode through the secure payment gateway by visiting the official website.
| Category |
IISER Application Fee (in INR) |
|---|---|
| General/ OBCNC |
2,000 |
| SC/ST/ Kashmiri Migrants/ PwD |
1,000 |
| Foreign National category | 12,000 |
IISER Exam 2026 Important Instructions for the Candidates
1. Candidates are advised to report at the exam centre 2 hours before the commencement of the examination.
2. Candidates should take their seats immediately after the opening of the Examination Hall. If the candidates do not report in time due to any reason, i.e. traffic jam, train/bus delay, etc., they are likely to miss some of the important instructions to be announced in the Examination Rooms/Halls. NTA shall not be responsible for any delay.
3. The candidate must show, on demand, the Admit Card downloaded/printed from the NTA website for admission in the examination room/hall. The Test Centre Staff on duty is authorised to verify the identity of candidates and may take steps to verify and confirm the identity credentials. Candidates are requested to extend their full cooperation. A candidate who does not possess a valid Admit Card and authorised Photo ID shall not be permitted to take the examination under any circumstances by the Centre Superintendent.
4. A seat indicating Roll Number will be allotted to each candidate. Candidates should find and sit in their allocated seats only. In case a candidate ventures to change his/her seat and does not sit on the seat allotted to him/her could face cancellation of candidature. No plea would be entertained in this regard.
5. The candidate should ensure that the Question Paper available on the computer is as per his/her opted subject indicated in the Admit Card. In case the subject of the Question Paper is other than his/her opted subject, the same may be brought to the notice of the Invigilator concerned.
6. The candidates may approach the Centre Superintendent/Invigilator in the room for any technical assistance, first aid emergency, or any other information during the course of the examination. For any queries or issues regarding the Computer-Based Test, the candidates may contact on Helpline Numbers available on the Common University Entrance Test website.
7. In case a candidate, by furnishing false information, appears in more than one shift/date, his candidature will be cancelled, and his result will not be declared.
8. For those who are unable to appear on the scheduled date of the test for any reason, a re-test shall not be held by the NTA under any circumstances.
Note: Candidates shall appear at their own cost at the Centre on the Date, Subject and timing of the Examination as indicated in their Admit Card issued by the NTA. Under no circumstances shall the choice of cities for the Centre and the timing of examination provided in the Admit Card be changed.
Read More:
The IISER exam is conducted in a single shift. The exam time is from 9 AM to 12 PM. Students can check the IISER admit card to know exam dates.
IAT 2026 registration portal is expected to open in March 2026. The exam authority will activate the IAT registration link on the website, iiseradmission.in. The eligible students can apply for the IISER Aptitude Test. IAT exam 2026 registration last date is April 2026, tentatively.
IAT 2026 will be conducted by the IISER admission committee. This test is conducted for admisison to the BS-MS/BS/B.Tech programmes offered at IISER Institutes. The duration of the test is three hours.
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Student Forum
Answered a week ago
You can check the IISER exam pattern and syllabus on the website, iiseradmission.in. Knowing the paper pattern and syllabus for IISER, you can plan your preparation.
V
Contributor-Level 9
Answered a week ago
220+ marks are a good score in IISER. Students must have a proper strategy to score high. They can plan their preparation according to the IISER exam syllabus. Practising previous year question paper and mock test will help in scoring good marks.
V
Contributor-Level 9
Answered 2 weeks ago
There is no fixed number of entering preference for the IISER Entrance Exam counselling process. There are seven IISER institutes offering 11 programmes. Candidates have to select at least one IISER. Higher the number of preferences, better will be their chance of seat allotment.
N
Beginner-Level 5
Answered 2 weeks ago
Once the IISER Entrance Exam counselling seat allotment result is declared, candidates have the following options.
- FREEZE: By selecting this option, candidates confirm the acceptance of the offer, and that they will not participate in the next rounds of IISER Entrance Exam counselling.
- FLOAT: Selecti
V
Beginner-Level 5
Answered 2 weeks ago
Seat Acceptance Fee or SAF is the fee to be paid to accept the allotted seat at a particular round of IISER counselling process. Unless the SAF is paid, candidates will not be considered for admission.
L
Beginner-Level 5
Answered 2 weeks ago
During the IISER Entrance Exam counselling process, seats are allotted based on the following factors.
- Seats available across IISER institutes in the current round of counselling
- IAT Rank obtained by candidates
- IISER preference given by the candidate
- Candidate category.
Candidates are advised to fill as
A
Beginner-Level 5
Answered 2 weeks ago
IISER does not conduct the counselling or admission process for IISc Bangalore and IIT Madras through the IAT scores. These institutes conduct their own counselling or admission process. IISER counselling process is conducted only for seven IISER institutes located across India.
P
Beginner-Level 5
Answered 2 weeks ago
The IISER Entrance Exam counselling process is conducted in online mode. Candidates have to register on the exam website and fill in their institute in course choices in order of preference. Based on that, the seat allotment will be released. They can either 'Freeze' the seat and take admission, or
M
Beginner-Level 5
Answered 2 weeks ago
The IISER entrance exam scores are accepted by 11 IISER institutes across India. Apart from that, IISc Bangalore and IIT Madras also consider the scores for admission to BS courses offered by them.
P
Beginner-Level 5
Answered 3 weeks ago
Passed 10+2 from a recognised board in 2024, 2025, or 2026 with minimum 60% marks in aggregate (55% for SC /ST /PwD students) are eligible to apply for IISER exam 2026. Candidates must have taken any three subject among Physics, Chemistry, Mathematics, and Biology in class 12.
V
Contributor-Level 9

The portal for document upload and freezing of IISER preferences for IISER 2026 Admissions is expected to begin in the month of July 2026, tentatively. After accepting the offer and paying the seat acceptance fee, the candidate can exercise two options: