All About CSAB 2025 Special Round

Soham Mitra

Updated On: July 30, 2025 12:24 PM | JEE Main

CSAB 2025 special round counselling will be held to fill vacant seats among NIT+ institutes. The registration for CSAB 2025 counselling will begin from July 30, 2025. The round 1 seat allotment for CSAB 2025 counselling will be released on August 9, 2025.

CSAB Vacant Seats 2025

CSAB 2025: The Central Seat Allocation Board conducts the CSAB 2025 special round counselling for filling vacant seats in NITs, IIITs, GFTIs, and other technical institutes after the JoSAA counselling 2025 is completed for all rounds. Additionally, a supplementary CSAB counselling is conducted for providing admission into supernumerary seats for Union Territories of Andaman and Nicobar, Lakshadweep, Daman and Diu, and Dadra and Nagar Haveli in a selected number of NITs, based upon the JEE Main rank. Furthermore, CSAB conducts CSAB-NEUT rounds to allocate seats to Participants from North-East states and Union Territories. The conducting body considers the JEE Main 2025 scores, preferences filled by the participants, and the availability of seats while allocating seats to the registered students. The CSAB has released the complete schedule for CSAB 2025 counselling. Read this article to know all about CSAB 2025 special round counselling.

Also check: Who is eligible for the CSAB special round counselling 2025?

What is CSAB 2025?

The CSAB 2025 counseling is conducted once the JoSAA final round of counselling is complete and the remaining seats are up for allocation. However, you are required to register fresh to participate in the CSAB seat allotment. The CSAB counselling 2025 is scheduled to commence on July 30, 2025. Meanwhile, you will be able to check the expected college-wise CSAB 2025 vacant seats from JoSAA rounds on July 30, 2025. Mock seat allotment will be released on August 3, 2025, and the CSAB 2025 registration will also be completed on the same day. Before the registration begins, the CSAB will open a portal for online requests for category restoration from July 24 to 25, 2025. You can check the detailed CSAB special round counselling in this article.

CSAB Special Round Counselling 2025 Schedule

The CSAB has released the complete schedule for special round counselling. You can check the schedule from the table below:

Event Dates
Online request for category restoration starts July 24, 2025
Last date for online request for category restoration July 25, 2025
Last day to respond to queries regarding category restoration July 26, 2025
Display of Vacancies after JoSAA Rounds July 30, 2025
Registration, Payment of Special Round Enrolment Fee (SREF), Choice Filling July 30, 2025
Display of Mock Seat Allocation August 3, 2025
Last date for registration, payment of SREF, and document upload August 3, 2025
Resolution of Payment Issues August 4, 2025
The last date for Choice Filling and Choice Locking August 7, 2025
Data Reconciliation for eligible students August 8, 2025
Display of DASA & CSAB Special Round-I Seat Allotment Result August 9, 2025
  • Exercising Willingness

  • Payment of Institute Admission Fee-II (IAF-II), Document Upload, and Responding to queries (if any) of Document Verifying Officer.

August 9 to 12, 2025
Last date to respond to the queries of Round 1 Document Verifying Officer. August 13, 2025
Resolution of payment issues August 13, 2025
Display of DASA & CSAB Special Round-II Seat Allotment Result August 14, 2025
  • Exercising Willingness

  • Payment of Institute Admission Fee-II (IAF-II), Document Upload, and Responding to queries (if any) of Document Verifying Officer.

August 14 to 16, 2025
Last date to respond to the queries of Round 2 Document Verifying Officer. August 18, 2025
Resolution of payment issues August 18, 2025
Display of CSAB Special Round-III Seat Allotment Result August 19, 2025
Payment of Institute Admission Fee-II (IAF-II), Document Upload, and Responding to queries (if any) of Document Verifying Officer. August 19 to 21, 2025
Last day to respond to the queries of Round 3 Document Verifying Officer. August 22, 2025
Resolution of IAF-II Payment Issues August 22, 2025
  • Physical Reporting at Allotted Institutes by all students who have confirmed their seats through DASA/CSAB-Special.

  • Balance Fee Payment by the students at the allotted institute.

August 20 to 23, 2025 (Tentative)

How to Apply for CSAB 2025?

The CSAB NEUT 2025 seat allotment process has been elaborated in detail below for the benefit of the students.

Step 1: Registration

Visit the official website of CSAB and provide your JEE Main application number and password to proceed.

Step 2: Filling & Locking of Choices

Following successful registration, choose your  top-choice colleges and courses for admission before the specified deadline. The options cannot be altered after they are locked in their preference.

Step 3: Allotment of Seats

You will be allotted seats based upon your merit, preferences filled, and the availability of seats. The CSAB seat allotment letter can be downloaded in PDF format from the official website. You must confirm your seats before moving on to the further stage.

Step 4: Verification of Documents

Undergo the document verification process at the institute where you have been allotted seats.

Students should check the CSAB vacant seat allotment process 2025 as mentioned below.

  1. Freeze - Participants willing to reserve their seats which are offered to them, must select the option of freezing seats. However, Participants must keep in mind that once they reserve the seats, they will not be eligible to participate in further rounds of the seat allotment process.
  2. Slide - This option enables the Participants to move on to the subsequent round. The step has to be selected by the Participants who wish to apply for better seats or other courses. In case Participants are not selected, they will have to select the first option provided to them.
  3. Float - Participants who accepted the seat provided but are interested in discovering a programme at another institute with greater options, will opt for this specific option. Participants will have to select the first choice shown to them if they are not selected. Such Participants will be taken into account in CSAB special round 2.
  4. Surrendering and Participating in the Further Round - Participants who wish to participate in the second round to avail better options can select this option. Such Participants will not be entitled to the seat provided to them in the first round, but they can still go to the second round.
  5. Surrender and not Participating in the Further Round - Participants who wish to reject the seat offered and withdraw from the counselling process have to select this option. They can not move to round 2 of CSAB counselling and do not have to select the first slot either.

CSAB Counselling Eligibility Criteria 2025

The official notification from the Central Seat Allocation Board comprises the eligibility requirements for CSAB. The Participants should review the qualifying requirements for CSAB 2025 before completing the registration process. The eligibility criteria to participate in CSAB counselling 2025 have been enumerated below.

  • Participants can register for the CSAB special round even if they haven't registered for the JoSAA counselling but are still eligible based upon their JEE Main rank.
  • CSAB special round is open to Participants who applied for JoSAA and were allotted a seat in any of Rounds 1 through 6.
  • CSAB special round is open to Participants who enrolled for JoSAA but were not selected for any of the first six rounds.
  • CSAB special round is open to Participants who have accepted a seat and paid the half-admission cost via JoSAA.
  • CSAB is not accessible to the Participants who opted to "Not to Participate in the Special Round" while filling out the application form.

We hope this article has been helpful for the Participants to be aware of the CSAB 2025.

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FAQs

How many rounds are there in CSAB?

Two special rounds of seat allocation are organized by the Central Seat Allocation Board (CSAB) to allocate the vacant seats of the NIT+ System after the 5th JoSAA Round.

Will students lose their JoSAA seat if they participate in CSAB?

Studnets seat in JoSAA will be there but in case they get any seat in CSAB they will be allocated that seat and their seat in JoSAA will be forfeited. Hence students must choose every college carefully in CSAB.

Does CSAB have choice filling?

Yes. Students can add as many choices as they wish in the order of preference from the left pane (available choices).

Will I get a refund if I don't get any seat in CSAB?

If a studnet is not allotted a seat in the CSAB special round ,then out of the spot round participation fee ie. INR 36500 ,an amount of INR 1500 will be deducted and remaining will be refunded to students in about 15 days after the completion of the registration process after the second round.

Is 75% criteria required for CSAB counselling?

Candidates should have qualified JEE Main Paper 1 ( for B. Tech)/ Paper 2 (For Arch.)/ Paper 3 (For B. Plan.) A rank in JEE Main and 75% aggregate marks in 10+2 exams must be acquired by the students.

What if no seat is allotted in CSAB special round?

In case a new seat is not allotted to a student in the CSAB Special round, then the JoSAA seat will be retained with the students.

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