Does IAT only lead to IISER admission?

No, not anymore -- following a recent update, IAT scores are also accepted for select undergraduate programmes at IITs, IISc Bangalore, IACS, and IIEST Shibpur, in addition to the 7 IISERs.

How many seats does IAT cover?

Approximately 2,324 seats across 11 participating institutes for the 2026-27 academic session.

IAT 2026 — Dates, Eligibility, Syllabus & Career Guide

Strategic Fit

The Decision Matrix

What It Is

Common aptitude test conducted for admissions to 5-year BS-MS dual degree programs at 7 IISERs.

Ideal Candidates

Passed or appearing Class 12 (or equivalent) with Physics, Chemistry, Mathematics, and Biology (or a subset, depending on target programme)

Core Advantage

Pivot Guideline

Difficulty Rating

Moderate

Hard

Toughest

Mentors Cabin

IISER Aptitude Test (IAT)

The Decision Matrix

Honest Advice & Guidance

Avoid This Path If

Common Mistakes

Myths vs Reality Checks

IISER Aptitude Test (IAT)

The Decision Matrix

Honest Advice & Guidance

Avoid This Path If

Common Mistakes

Myths vs Reality Checks