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CollegeManglo
Admission Counselling7 min read•October 02, 2026

JoSAA & CSAB 2027: Step-by-Step Choice Filling Strategy & Freeze vs Float Guide

A complete tactical roadmap on how to arrange your IIT, NIT, IIIT, and GFTI preferences without risking seats in later rounds.

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Er. Rajesh Verma
Senior Admission Mentor (Ex-IIT Delhi)
Key Strategic Takeaways

Executive Summary for Students & Parents:

A complete tactical roadmap on how to arrange your IIT, NIT, IIIT, and GFTI preferences without risking seats in later rounds.

The Joint Seat Allocation Authority (JoSAA) is the gateway for admissions to 23 IITs, 31 NITs, 26 IIITs, and 38 GFTIs.

Most students make the mistake of filling choices based only on previous year closing ranks, rather than branch preference versus college tier.

Understanding the difference between 'Freeze', 'Float', and 'Slide' is critical: 'Float' keeps your current seat safe while allowing you to upgrade to a higher-preference branch in ANY participating institute in subsequent rounds.

Expert Pro-Tip from Er. Rajesh Verma

Never finalize choice-filling or admission deposits without verifying the official AICTE/UGC affiliation and previous 3-year cutoff trajectory. If in doubt, reach out to verified alumni on LinkedIn or utilize our free mentor helpline.

Topics & Tags:
#JoSAA#CSAB#IITs#NITs#Choice Filling
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Er. Rajesh Verma

Senior Admission Mentor (Ex-IIT Delhi)

Dedicated higher education counselor helping students avoid high-fee pitfalls and make informed decisions on engineering, management, and medical admissions.

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