The NMAT 2026 application correction window is a short, time-limited period — typically 3 to 7 days — during which you can log in to mba.com and fix errors in your submitted application form.
NMAT by GMAC is conducted by the Graduate Management Admission Council and is the gateway to MBA programs at NMIMS and over 50 B-schools across India. Once you submit your NMAT 2026 application, most fields are locked. The correction window gives you one opportunity to fix genuine mistakes — a misspelled name, an incorrect phone number, or a rejected photo — before your application is finalised for admit card generation and exam scheduling. Missing this window means your application proceeds with errors, which can cause problems at the test centre or at result stage.
- The NMAT 2026 correction window is expected to open shortly after registration closes — exact dates will be posted on mba.com/exams/nmat.
- Fields typically editable include name spelling, mobile number, email address, photo, and signature.
- Exam slot changes and school selections are not part of the correction window and are handled through separate processes.
- Based on NMAT 2025 trends, the window is open for approximately 3 to 7 days.
- All corrections must be made through your official NMAT by GMAC account on mba.com.
| Direct Link — NMAT 2026 Official Portal (ACTIVE) | mba.com/exams/nmat |
What is the NMAT 2026 Correction Window?
The NMAT 2026 correction window is a brief period after the registration phase closes during which GMAC allows you to edit specific fields in your submitted application. The window exists to help you fix genuine errors — name misspellings, wrong contact details, or photos that fail GMAC upload specifications — before your application is locked for admit card generation.
The correction window is separate from the NMAT rescheduling process. Rescheduling lets you change your exam slot and involves a fee. The correction window covers only profile data and document uploads. Both processes operate through your mba.com account but serve different purposes.
NMAT 2026 Correction Window: Expected Dates
GMAC has not announced the official NMAT 2026 correction window dates as of July 2026. Based on the NMAT 2025 schedule, here are the expected timelines:
| NMAT 2026 Event | Expected Timeline (Based on 2025 Trends) |
|---|---|
| Application Registration Opens | August 2026 (expected) |
| Application Registration Closes | October 2026 (expected) |
| Correction Window Opens | Shortly after registration closes — October 2026 (expected) |
| Correction Window Closes | 3 to 7 days after opening (expected) |
| NMAT 2026 Exam Window | October to December 2026 (expected) |
Check mba.com/exams/nmat regularly for official date announcements. GMAC typically sends an email notification to all registered students when the correction window goes live.
What Can You Edit in Your NMAT 2026 Application?
Based on previous NMAT correction window cycles, the following fields are typically available for editing:
| Category | Fields You Can Edit |
|---|---|
| Personal Details | Name spelling, date of birth (minor corrections), gender |
| Contact Information | Mobile number, alternate email address, postal address |
| Uploaded Documents | Photograph and signature (if they did not meet upload specifications) |
| Academic Background | Graduation year, percentage, institution name (typo corrections) |
| Category or Reservation | SC / ST / OBC / General (subject to GMAC verification policy for 2026) |
The exact list of editable fields may differ for NMAT 2026. GMAC will publish the confirmed list with the official correction window notification on mba.com. Review it carefully before the window opens so you know exactly what needs fixing in your form.
What Cannot Be Changed in the Correction Window?
Several fields are permanently locked after registration and cannot be edited through the correction window. Based on previous NMAT cycles, these include:
- Exam attempt number — NMAT allows up to three attempts per cycle; once registered, the attempt count cannot be reduced.
- School or program selections — schools you chose to receive your scores are locked after registration; adding new schools requires a separate fee-based process.
- Exam scheduling (date and time slot) — slot changes require the NMAT rescheduling process, not the correction window, and involve a rescheduling fee.
- Application fee — once paid, the registration fee is non-refundable and cannot be altered.
- Exam language preference — language is set at the time of registration and cannot be changed later.
If you need to change a locked field, contact GMAC candidate support through your mba.com account before the exam window opens.
How to Make Changes in Your NMAT 2026 Application: Step-by-Step
During the active correction window, follow these steps to edit your application:
- Go to mba.com/exams/nmat and click Sign In.
- Enter your registered email and password to access your NMAT by GMAC account.
- On your dashboard, locate your NMAT 2026 application and click View / Edit Application.
- The edit option appears only while the window is active — if you do not see it, the window has not opened yet or has already closed.
- Click on the field you want to correct, make the change, and review all edits carefully before saving.
- For a photo or signature update, upload a new file in JPEG format that meets GMAC size and dimension requirements.
- Click Submit Corrections and save or print the updated confirmation page for your records.
GMAC will send a confirmation email once your edits are saved successfully. If the email does not arrive within 24 hours, log in and check your application status directly on the portal.
NMAT 2026 Correction Window FAQs
Ques. When does the NMAT 2026 correction window open?
Ans. GMAC has not released the official date yet. Based on NMAT 2025 trends, the correction window is expected to open in October 2026, shortly after registration closes. Check mba.com/exams/nmat for the official announcement.
Ques. Is there a fee to use the NMAT 2026 correction window?
Ans. Basic profile corrections such as name spelling, contact details, and photo uploads are typically free. Changes affecting school selections or exam scheduling involve separate fees. GMAC will confirm any applicable charges in the official correction window notification.
Ques. Can I change my exam slot through the NMAT 2026 correction window?
Ans. No. Exam slot changes require the NMAT rescheduling process, which is separate from the correction window and involves a rescheduling fee. The correction window covers application data fields only and does not affect scheduling preferences.
Ques. What happens if I miss the NMAT 2026 correction window?
Ans. Once the window closes, changes are no longer possible through the portal. You will need to contact GMAC candidate support via your mba.com account. Post-window corrections are handled on a case-by-case basis and are not guaranteed, so act quickly within the window period.
Ques. What are the photo requirements for uploading during the NMAT 2026 correction window?
Ans. Your photograph should be a recent, colour, passport-size image on a plain white background in JPEG or JPG format. File size is typically between 10 KB and 100 KB. Your signature must be in black ink on white paper, scanned clearly. Refer to the NMAT 2026 information bulletin on mba.com for exact specifications before uploading.
Ques. How many times can I edit my application during the NMAT 2026 correction window?
Ans. GMAC typically allows one round of corrections per student during the correction window. Review all fields thoroughly before submitting, as you may not get another chance to edit. Always save or print the updated application confirmation page after submitting your corrections.



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