JoSAA IIT Admissions 2027

JEE Advanced 2027
Counselling Guide

Comprehensive admission and seat allocation roadmap for all 23 Indian Institutes of Technology (IITs), AAT Architecture programs, and premier research institutions through JoSAA.

Target Institutes
23 IITs Across India
Total IIT Seats
~17,700+ B.Tech / BS / DD
Quota Classification
100% All India Quota (AI)
Female Representation
Min. 20% Supernumerary
CSAB Special Rounds
NOT Applicable to IITs
🏛️
23 IITs
Participating Campuses
🎓
17,700+
Annual Seats
👩‍🎓
20% Quota
Female Supernumerary
📐
3 IITs
B.Arch via AAT
🏆
AIR CRL
Merit Basis
⚠️
5–6 Rounds
Final Allotment Limit

Overview of JEE Advanced 2027 Counselling

Securing a rank in JEE Advanced qualifies candidates for admission into India's premier 23 Indian Institutes of Technology (IITs). Seat allocation for all IITs is managed through the centralized JoSAA (Joint Seat Allocation Authority) portal.

Unlike the NIT+ system, admission to IITs has distinct regulatory frameworks: there is no state domicile quota (all seats are 100% All India Quota), and IITs never participate in CSAB Special Rounds. If a candidate misses choice locking or forfeits an IIT seat during JoSAA, no subsequent spot round exists to reclaim that seat.

23
Indian Institutes of Technology (IITs)
100%
All India Open Merit Quota (No State Quota)
0
IIT Seats Filled via CSAB Special Rounds

Critical IIT JoSAA Rule: If you accept an IIT seat and fail to pay the Seat Acceptance Fee or fail to complete document verification, you will be rejected from all subsequent JoSAA rounds. Any unfilled seats in IITs after the final JoSAA round are left vacant permanently.

Tentative JEE Advanced Counselling Schedule 2027

JEE Advanced results are announced in early June, immediately followed by AAT registration and JoSAA portal launch:

Activity / Milestone Authority Expected Timeline (2027) Status
JEE Advanced 2027 Result & All India Ranks Organizing IIT First week of June 2027 Expected
AAT 2027 (Architecture Aptitude Test) Registration Organizing IIT June 2027 (Within 48 hrs of result) Expected
JoSAA Portal Registration & Choice Filling Starts JoSAA Second week of June 2027 Expected
AAT 2027 Examination & Result Declaration Organizing IIT Second week of June 2027 Expected
JoSAA Mock Allotment 1 & Mock Allotment 2 JoSAA Mid June 2027 Expected
Choice Locking Deadline (IITs & NITs) JoSAA Third week of June 2027 (5:00 PM) Expected
JoSAA Round 1 IIT Seat Allocation Result JoSAA Fourth week of June 2027 Expected
JoSAA Rounds 2 to 5 Allotments & Reporting JoSAA Late June to Mid July 2027 Expected
Final Withdrawal Deadline from IIT Seats JoSAA Penultimate JoSAA Round (Mid July 2027) Strict Deadline
Physical Campus Reporting & Orientation at IITs Individual IITs Late July / Early August 2027 Expected

Eligibility Criteria for IIT Seat Allocation

Securing an All India Rank (AIR) in JEE Advanced is the primary requirement, but applicants must also fulfill strict performance and board criteria:

JEE Advanced 2027 Merit Rank

  • Must score above the minimum subject-wise cutoff marks in Physics, Chemistry, and Mathematics in JEE Advanced 2027.
  • Must secure aggregate marks above the minimum aggregate qualifying cutoff for their category.
  • Must be awarded a rank in the Common Rank List (CRL) or relevant Category Rank List.
  • Candidates can appear for JEE Advanced a maximum of two times in consecutive years.

Class 12 Board Benchmark

  • General, OBC-NCL & EWS: At least 75% aggregate marks in Class 12 board examinations.
  • SC, ST & PwD: At least 65% aggregate marks in Class 12.
  • Top 20 Percentile Alternative: Candidates who feature within the top 20 percentile of their respective board are fully eligible.
  • Five compulsory subjects: Physics, Chemistry, Mathematics, a language, and any fifth subject.

All 23 IITs Breakdown & Seat Capacities

The 23 Indian Institutes of Technology are grouped across three generations based on establishment year, infrastructure maturity, and NIRF rankings. Inspect the complete JoSAA Seat Matrix:

Institute Name Established Approx. B.Tech / BS Seats NIRF Rank (Engg) Key Flagship Branches
IIT Madras (Chennai) 1959 ~1,130 #1 in India CSE, Data Science, Aerospace, EE
IIT Delhi 1961 ~1,210 #2 in India CSE, Math & Computing, EE, Mechanical
IIT Bombay (Mumbai) 1958 ~1,360 #3 in India CSE, Electrical, Mechanical, Aerospace
IIT Kanpur 1959 ~1,210 #4 in India CSE, EE, Mechanical, Aerospace, BS Physics
IIT Kharagpur 1951 ~1,870 #5 in India CSE, ECE, Ocean Engg, B.Arch, Mining
IIT Roorkee 1847 / 2001 ~1,350 #8 in India CSE, Data Science, Civil, B.Arch
IIT Guwahati 1994 ~950 #7 in India CSE, Data Science, Electronics, Design (B.Des)
IIT (BHU) Varanasi 1919 / 2012 ~1,590 #10 in India CSE, Electrical, Metallurgy, Ceramic, B.Arch
IIT Hyderabad 2008 ~600 #8 in India Artificial Intelligence, CSE, EE, Biomed
IIT Indore 2009 ~480 #14 in India CSE, Space Science, EE, Mechanical
IIT (ISM) Dhanbad 1926 / 2016 ~1,130 #15 in India CSE, Petroleum Engg, Mining, EE
IIT Gandhinagar, Ropar, Patna, Bhubaneswar, Mandi, Jodhpur 2008–2009 ~2,800 combined Top 20–40 CSE, AI, EE, Mechanical, Materials
IIT Tirupati, Palakkad, Goa, Dharwad, Bhilai, Jammu 2015–2016 ~1,800 combined Emerging CSE, Data Science, EE, Civil, Mechanical

Step-by-Step JoSAA Counselling Procedure for IITs

Admission into the 23 IITs strictly follows the centralized JoSAA computer allocation process:

1

JoSAA Authentication & Profile Check

Log in at josaa.nic.in with your JEE Main Application Number and JEE Advanced password. The system retrieves your JEE Advanced CRL rank and category status automatically.

2

Strategic Choice Filling for IITs

Browse available branches across all 23 IITs. Candidates can fill 4-Year B.Tech, 4-Year BS, 5-Year Dual Degree (B.Tech + M.Tech), and Integrated M.Tech programs. If qualified in AAT, B.Arch programs at IIT Kharagpur, Roorkee, and BHU become available.

3

Reviewing Mock Allocations & Locking

Two mock allotments give you realistic visibility into what branch and IIT your rank commands. Before the deadline, review your list and permanently lock your choices with your password.

4

Seat Allotment Result & Willingness Submission

When an IIT seat is allocated in any round, submit your online willingness: Freeze (confirm seat, exit rounds), Float (hold seat, upgrade to any higher IIT choice), or Slide (upgrade within the same IIT).

5

Payment of Seat Acceptance Fee (SAF) & Document Upload

Pay ₹35,000 (GEN/OBC-NCL/EWS) or ₹17,500 (SC/ST/PwD) online. Upload scanned copies of Class 10 & 12 certificates, category certificate (issued after April 1, 2027), medical certificate, and cancelled cheque.

6

Online Document Verification & Dual Reporting

Verifying officers at IIT reporting centers review your credentials online. If you previously held an NIT seat and received an IIT seat upgrade in a subsequent round, JoSAA handles dual reporting automatically, but you must complete online verification for the IIT.

7

Physical Reporting & Campus Admission

Following round 5/6, download the final JoSAA Seat Confirmation Letter. Report physically to the allotted IIT campus on the specified orientation date with original certificates to complete admission formalities.

Architecture Aptitude Test (AAT 2027) Admissions

Architecture aspirants wishing to study the 5-year B.Arch program at IITs must qualify for the Architecture Aptitude Test (AAT). AAT is conducted by the organizing IIT at selected zonal IIT campuses shortly after JEE Advanced results.

IITs Offering B.Arch

  • IIT Kharagpur: Department of Architecture & Regional Planning (~45 Seats).
  • IIT Roorkee: Department of Architecture & Planning (~37 Seats).
  • IIT (BHU) Varanasi: Department of Architecture, Planning & Design (~26 Seats).

AAT Test & Allotment Rules

  • Only candidates who qualify in JEE Advanced 2027 are eligible to appear for AAT.
  • No separate ranking is generated for AAT; the result is declared simply as 'Pass' or 'Fail'.
  • Seat allotment in B.Arch is strictly based on the candidate's JEE Advanced CRL rank among AAT-qualified candidates.
IIT ADMISSIONS TOOL

JEE Advanced College Predictor 2027

Predict your realistic admission chances across all 23 IITs and premier research institutes like IISc Bangalore and IIST based on your estimated or actual JEE Advanced rank.

Top IITs Closing Ranks (Computer Science & Electrical)

Below are closing Common Rank List (CRL) benchmarks for Gender-Neutral (Open) category at premier IITs. Detailed category cutoffs can be found on our JEE Advanced Cutoff Guide:

Institute Name Computer Science (CSE) Closing CRL Data Science / AI Closing CRL Electrical Engg (EE) Closing CRL Mechanical Closing CRL
IIT Bombay 65 – 68 N/A 350 – 420 1,500 – 1,750
IIT Delhi 110 – 118 180 – 210 (M&C) 550 – 620 1,650 – 1,850
IIT Madras 140 – 160 N/A 700 – 820 2,200 – 2,450
IIT Kanpur 220 – 250 400 – 460 (Stats & DS) 1,150 – 1,300 2,600 – 2,900
IIT Kharagpur 280 – 315 390 – 450 (AI) 1,500 – 1,700 3,400 – 3,750
IIT Roorkee 400 – 450 700 – 780 (DS & AI) 1,800 – 2,050 3,800 – 4,200
IIT Guwahati 600 – 650 950 – 1,050 (DS & AI) 2,100 – 2,400 4,400 – 4,900
IIT Hyderabad 620 – 680 850 – 950 (AI) 2,300 – 2,600 4,800 – 5,300

Female Supernumerary Quota in 23 IITs

To foster gender diversity across premier engineering programs, the Ministry of Education implemented supernumerary seats targeting a minimum of 20% female enrollment in every academic program across all 23 IITs.

How Female Supernumerary Seats Work

  • These seats are strictly supernumerary (extra); they do not eat into the general neutral pool.
  • Female candidates are first considered for Gender-Neutral seats purely on merit.
  • If the 20% threshold is not naturally met by merit, supernumerary seats are triggered exclusively for females.

Significant Cutoff Advantage

  • Female-only closing ranks are significantly more relaxed compared to gender-neutral cutoffs.
  • For example, IIT Bombay CSE closes at CRL ~68 (Gender-Neutral) vs ~290 (Female-Only).
  • Female aspirants should fill dream branches generously to maximize admission odds.

Premier Institutes Accepting JEE Advanced Outside JoSAA

Several of India's most prestigious scientific institutions admit students on the basis of JEE Advanced scores but operate independent counselling portals outside JoSAA:

Institute Program Offered Admission Criteria Application Mode
IISc Bangalore (Indian Institute of Science) 4-Year BS (Research) & B.Tech in Mathematics & Computing Top JEE Advanced CRL Ranks (typically < 350) Direct application on admissions.iisc.ac.in
IIST Thiruvananthapuram (ISRO) B.Tech in Aerospace Engg & Avionics JEE Advanced rank + Category cutoff Direct application on iist.ac.in/admissions
RGIPT Jais, Amethi B.Tech in Petroleum, Chemical, CSE, EV Technology JEE Advanced / JEE Main rank Direct application on rgipt.ac.in
IIPE Visakhapatnam B.Tech in Petroleum & Chemical Engineering JEE Advanced rank card Direct application on iipe.ac.in
IISERs (Bhopal, Pune, Mohali, Kolkata, etc.) 5-Year BS-MS Dual Degree & 4-Year BS Programs IAT Exam & limited channel for JEE Advanced qualifiers Direct portal on iiseradmission.in

IIT Choice-Filling Strategy: College vs Branch Dilemma

The dilemma between choosing a top-5 IIT with a non-circuital branch versus choosing a 2nd-generation IIT with Computer Science is a dilemma faced by almost every JEE Advanced qualifier:

Top-5 IIT Core Branch Advantage

  • Unmatched alumni networks, venture capital access, and startup culture in Bombay, Delhi, Madras.
  • Consulting and financial firms (McKinsey, BCG, Goldman Sachs) open hiring to all branches.
  • Option to pursue a minor in Computer Science or Data Science alongside core engineering.

Gen-2/3 IIT CSE Advantage

  • Direct placement eligibility in high-paying product tech companies (Google, Microsoft, Uber).
  • IIT Hyderabad and IIT Indore have state-of-the-art research labs and stellar median salary packages.
  • Avoid the academic stress of attempting internal branch changes, which are heavily restricted or abolished in several IITs.

Frequently Asked Questions on IIT JoSAA Admissions

No. The 23 IITs do not participate in CSAB Special Rounds. All IIT admissions conclude with the final round of JoSAA counselling. Any seats left unoccupied due to withdrawals or student cancellations remain permanently unfilled for that batch.
No. All 23 IITs allocate 100% of their seats under the All India Quota (AI). There is no Home State or Other State reservation in IITs whatsoever.
Candidates holding an allocated IIT seat who wish to withdraw must do so strictly before the penultimate round of JoSAA counselling. Once the final round begins, the option to withdraw from an IIT seat is completely closed.
No. IISc Bangalore admits students based on JEE Advanced scores for its Bachelor of Science (Research) and B.Tech in Mathematics and Computing programs, but it operates an independent admission portal. You must apply directly at admissions.iisc.ac.in.
Supernumerary seats ensure at least 20% female representation in each B.Tech program across every IIT. These seats are created above the regular seat pool and do not diminish the number of seats open to male candidates.
The Architecture Aptitude Test (AAT) is a specialized test for candidates aiming to pursue the 5-year B.Arch program at IIT Kharagpur, IIT Roorkee, or IIT (BHU) Varanasi. Only candidates who qualify in JEE Advanced Paper 1 are eligible to take AAT.
Yes, provided you opted for 'Float' on your allotted NIT seat and placed higher-preference IIT branches above the allotted NIT choice in your locked choice list. If an IIT seat is allotted, your previous NIT seat is automatically relinquished.
The JoSAA Seat Acceptance Fee (SAF) is ₹35,000 for GEN, GEN-EWS, and OBC-NCL candidates, and ₹17,500 for SC, ST, and PwD candidates. The SAF is deducted from the first-semester tuition fee upon physical reporting.
Yes. For General category students, ranks between 10,000 and 16,000 comfortably obtain seats in 3rd-generation IITs (Tirupati, Palakkad, Goa, Dharwad, Bhilai, Jammu) and interdisciplinary or 5-year dual degree branches in 2nd-generation IITs. For female candidates, the cutoff stretches even further.
Candidates must upload: (1) Class 10 Certificate for date of birth verification, (2) Class 12 Marksheet, (3) Category certificate (OBC-NCL/EWS issued on or after April 1, 2027), (4) Medical Fitness Certificate in JoSAA format, and (5) Crossed bank cheque for potential refund transactions.

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