The single platform through which every seat at every IIT, NIT, IIIT, and GFTI is allocated. Multiple rounds, a short response window each time, and rules that punish hesitation.
JoSAA runs multiple rounds of seat allotment, and each round gives you the chance to accept, freeze, float, or slide your seat — understanding these terms precisely is the difference between a great outcome and a needlessly wasted one.
| Term | What it means |
|---|---|
| CRL (Common Rank List) | Your overall JEE Main or Advanced rank across all categories |
| Category Rank | Your rank within your own reservation category |
| Home State Quota | NITs reserve 50% of seats for students from the NIT's own state |
| Opening / Closing Rank | The best and worst rank allotted a seat in that programme last year — a benchmark, not a guarantee |
| Freeze | Accept the seat permanently — no further upgrades |
| Float | Keep your seat while JoSAA tries to upgrade you in later rounds |
| Slide | Keep your institute but switch to a preferred programme within it |
| Withdrawal | Exit JoSAA entirely — partial refund if done before reporting |
| Step | Action | Timing |
|---|---|---|
| Registration | Register on josaa.nic.in with JEE roll number | ~2 days after JEE Advanced result |
| Choice filling | Enter preferred institute+programme+category combinations in order | 5–7 days, editable until deadline |
| Round 1 allotment | Highest preference seat for which your rank is eligible | Published online |
| Accept / Float / Slide / Withdraw | Choose your response for the allotted seat | Very short — 24–36 hours |
| Seat acceptance fee | ₹35,000 (IITs) / ₹15,000 (NITs) — part of overall fees | Immediate after accepting |
| Rounds 2–6 | Repeat allotment-response-fee cycle; Float/Slide may upgrade you | One round per 2–3 days |
| Spot rounds | Remaining vacant seats offered after Round 6 | After regular rounds end |
| Document verification | Physical reporting to allotted institute with originals | Per institute schedule |
Float keeps your allotted seat while allowing JoSAA to upgrade you to a better one in later rounds — you keep your current seat if no upgrade comes. Slide keeps your institute but lets you switch to a different programme you prefer more within that same institute (e.g., ECE → CSE within NIT Trichy). Choosing the wrong one can cost you a seat you actually wanted.
Far more than most students think — 50+ genuine choices spanning multiple institutes and programmes, not 5–10. With 25,000 choices allowed and millions of competing students, a rank that looks "safe" for one seat can miss if cutoffs shift upward even slightly.
A counsellor can help you sequence 50+ genuine choices correctly.