IIM Guwahati MBA & IIM Ahmedabad PGP 2027‑29 Admission Policy Changes – What It Means for You

By the Shiksha Nerd Counselling Team · 8 October 2026 · ~5 min read

IIM Guwahati and IIM Ahmedabad have both released fresh admission formulas for the 2027‑29 batch. The new CAT cut‑off and weightage tweaks reshape how aspirants should allocate study time, money, and confidence.

IIM Guwahati’s MBA and IIM Ahmedabad’s PGP have each announced a revised admissions framework for the 2027‑29 intake. Guwahati’s notice stresses a mandatory CAT cut‑off plus a comparable WAT‑PI score, while Ahmedabad explicitly assigns 65% of the overall merit to the CAT 2026 result. For students and parents, the headline is simple: the balance between test performance and interview preparation has moved, and the timeline for each stage is now tighter.

Why does this matter now? The two policies determine where you should pour your energy – whether into extra CAT mock tests, a pricey WAT‑PI boot‑camp, or a mix of both. A mis‑aligned strategy can waste weeks of study and thousands of rupees, especially when coaching fees easily cross the ₹1 lakh mark for a full‑cycle preparation.

IIM Guwahati MBA 2027‑29: CAT cut‑off and WAT‑PI weightage

The Guwahati prospectus makes it clear that a candidate must first clear a minimum CAT percentile before the institute even looks at the Written Ability Test and Personal Interview. Although the exact percentages are not disclosed, the language "Check CAT Cut Off and WAT‑PI Weightage" signals that the two components will be scored on a comparable scale. In practice, a 90th percentile CAT rank can still be outweighed by a weak interview, while a solid 80th percentile can be rescued by a standout WAT‑PI performance.

This dual‑track model primarily affects students who excel in communication, leadership anecdotes, or academic writing. If your strength lies in articulating ideas rather than cracking quantitative puzzles, Guwahati’s approach offers a safety net. Conversely, a candidate whose CAT score hovers just above the cut‑off must treat the interview as a make‑or‑break hurdle.

IIM Ahmedabad PGP 2027‑29: CAT now 65% of merit

Ahmedabad’s notification is far more specific: the CAT 2026 score will account for 65% of the final merit, with the remaining 35% split between the WAT and PI. The shift to a 65% weightage is a clear move away from the earlier policy, which gave CAT a lower share of merit. In the 2025‑26 cycle, CAT contributed roughly 60% of the score, so the new figure raises the test’s importance by about five percentage points.

For a typical applicant, this means a top‑percentile CAT result can offset a modest interview. A 95th percentile could still stay in contention even with a 30‑35% interview score, whereas a 70th percentile would need an almost perfect WAT‑PI to survive the shortlist. The policy therefore favours candidates who can dedicate months to intensive CAT preparation.

Side‑by‑side comparison – where does each policy favour you?

Guwahati’s balanced formula rewards a well‑rounded profile. If you are comfortable with both a decent CAT percentile and a polished interview, you stand a good chance. Ahmedabad, on the other hand, leans heavily on the CAT. A counsellor would say: “If you can consistently score above the 90th percentile in practice tests, Ahmedabad now looks more attractive; if you fear the test but shine in personal storytelling, Guwahati remains the safer bet.”

Another practical difference is the shortlist timeline. Ahmedabad will likely release a CAT‑based shortlist within two weeks of results, inviting only the top scorers for WAT‑PI. Guwahati may wait until after a preliminary interview round to publish a final merit list, giving candidates a second chance to improve their standing.

Practical implications for preparation and budgeting

Coaching costs for CAT range between ₹30,000 and ₹80,000, depending on the institute and duration. WAT‑PI workshops are usually priced at ₹15,000‑₹25,000 for a focused four‑to‑six‑week program. With Ahmedabad’s 65% CAT weightage, allocating a larger chunk of your budget to CAT prep makes financial sense. For Guwahati, a more even split – say 55% for CAT and 45% for interview coaching – aligns with the institute’s dual emphasis.

Students who struggle with quantitative sections should consider supplementing their CAT study with a dedicated math tutor, even if it adds ₹10,000‑₹15,000 to the bill. Conversely, candidates who are confident in their test performance but lack interview polish might invest in a mock‑interview series, which can cost ₹5,000‑₹8,000 per session.

Who should NOT chase these routes? Aspirants with a clear weakness in English communication may find Guwahati’s WAT‑PI weightage unforgiving, while those who consistently score below the 80th percentile in CAT practice tests should be wary of banking on Ahmedabad’s heavy CAT bias. In both cases, looking at alternative B‑schools with a more holistic evaluation (e.g., IIM Bangalore’s 50‑50 split) could be a smarter move.

What should you do now?

1. Take a full‑length CAT mock this week. If you land at or above the 85th percentile, you are in a comfortable zone for both institutes.
2. For a score below that, prioritize a structured CAT prep plan – online courses, weekly mock tests, and a quantitative mentor.
3. Once your CAT result is out, book a WAT‑PI boot‑camp if you are targeting Guwahati or if your interview score needs a boost for Ahmedabad.
4. Allocate at least 60% of your total coaching budget to CAT resources if Ahmedabad is your primary target; keep the remaining 40% for interview work.
5. Mark the interview invitation window – typically 4‑6 weeks after CAT results – on your calendar and have a concise CV and statement of purpose ready.
6. Visit the official IIM admission portals for the exact cut‑off and timeline details.

Frequently asked questions

What exact CAT weightage does IIM Ahmedabad use for the 2027‑29 batch?

IIM Ahmedabad has stated that the CAT 2026 score will constitute 65% of the overall merit, with the remaining 35% split between the Written Ability Test and Personal Interview.

Does IIM Guwahati still require a minimum CAT percentile?

Yes. The Guwahati prospectus emphasizes that candidates must first meet a CAT cut‑off before the institute evaluates the WAT‑PI component.

When are the final merit lists expected?

Both institutes typically publish their final merit lists about a month after the interview rounds, once the WAT‑PI scores are merged with the CAT merit.

Reported across 4 news outlets including Shiksha.com, Moneycontrol.com, IMTS News. Details can change — always confirm dates and fees on the official website.