GAT-B Application Form 2026: (OUT), Eligibility Criteria, Steps, Fees, and Documents Required

Graduate Aptitude Test – Biotechnology 2026 ( GAT B )

DeskCalelnderExam On - 17 May '26

This exam is conducted for courses given below:
UPASANA PRADHAN
Updated on Apr 9, 2026 17:20 IST

By UPASANA PRADHAN, Assistant Manager- Editorial

GAT-B 2026 application form: NTA has closed GAT-B 2026 candidate registration. The official website to apply for Graduate Aptitude Test of Biotechnology entrance exam is nta.ac.in. The last date to submit application form was April 9. The form correction window start date is April 11, and will remain active till April 13.

GAT-B 2026 is an All-Indian Entrance Examination conducted to offer admissions to DBT (Department of Biotechnology) and other allied programmes at participating institutes and universities.

The application process is online and includes stages such as registration, uploading of document, and fee payment.  GAT-B application form is INR 1300/- (for General-UR/OBC-NCL/EWS category) and INR 650/- for (SC/ST/PwD) candidates. The GAT-B 2026 exam dates have been announced. 

Table of contents
  • GAT-B Eligibility Criteria 2026
  • GAT-B 2026 Exam Dates & Schedule
  • Documents Checklist for GAT-B 2026 Registration
  • How to Fill GAT-B Application Form?
  • GAT-B 2026 Correction Facility
  • What details can be edited in GAT-B correction window?
GAT B Logo

GAT-B Eligibility Criteria 2026

Candidates who want to apply for GAT-B 2026 must check their eligibility first. The criteria comprise their nationality, educational qualifications, minimum qualifying marks, etc. Read below to know more -

  • Applicants should hold a Bachelor's degree in Biotechnology/Life Sciences or related disciplines from a recognised university or institute. 
  • Candidates from reserved category (SC/ST/OBC) or PwD must secure a minimum qualifying mark 50% in their bachelor's programme. On the other hand, minimum qualifying mark for general category applicants is 60%. 
  • Final-year students can also apply for the Graduate Aptitude Test- Biotechnology. 
  • The nationality of the applicants must be Indian.

Candidates who do not meet the above criteria will be not be eligible to apply for GAT-B exam 2026

Download GAT-B and BET 2026 information brochure

GAT-B 2026 Exam Dates & Schedule

Take a look at the table below for the complete schedule of GAT B 2026 exam

DatesUpcoming Exam Dates
Apr ' 26

GAT-B admit card release date 2026

TENTATIVE
11 Apr ' 26 - 13 Apr ' 26

BET application form correction 2026

Apr ' 26

GAT-B 2026 application form correction

TENTATIVE
May ' 26

GAT-B city intimation slip 2026 release date

TENTATIVE
17 May ' 26

BET exam date 2026

17 May ' 26

GAT-B exam date 2026

DatesPast Exam Dates
19 Mar ' 26 - 09 Apr ' 26

BET 2026 application form

19 Mar ' 26 - 09 Apr ' 26

GAT-B 2026 application form

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Documents Checklist for GAT-B 2026 Registration

Candidates filling GAT-B application form must keep following documents ready -

  • Valid Government ID proof.  
  • Date of birth certificate (as mentioned in Class X Board Certificate).  
  • Govt. Identity Details like Aadhar Number (last 4 digits)/Election Card (EPIC No.)/Passport number/Ration Card Number/Bank Account Number/PAN Number/Other valid Govt. IDs  
  • Educational Qualification details.  
  • Actual category viz General (UR) / EWS / OBC (Non-Creamy Layer)/SC /ST correctly mentioned in the relevant column.   
  • Scanned clear passport photograph in JPG/JPEG format either in colour or black & white with 80% face (without mask) visible including ears against white background.  
  • Scanned clear signature in JPG/JPEG format.  
  • Scanned copy of Certificate for Appearing/Result Awaiting Candidates.   
  • Four (04) Cities of your Choice.  
  • Bank account details for payment of fee.  
  • Valid E-mail ID
  • Mobile number (which is active)

Candidates are advised to upload documents according to guidelines mentioned by authorities. 

Q&A Icon
Commonly asked questions
Q:   What are the specifications to upload documents in GAT B application form?
A: 

The National Testing Agency will release GAT-B application form soon. To fill form, candidates must upload their photo and signature as per specifications mentioned below -

DocumentSpecificationsFile Size and format
Photograph

Can be either black or white or coloured photograph with 80% face with ears visible against a white background. 

Must be in JPG/JPEG format with a file size between 10 kb to 200 kb

Signature Scanned properly

File size between 4 kb to 30 kb

Category certificate/PwD certificate/result certificateMust be in PDF format

50 kb to 300 kb.

Q:   How to fill GAT B application form?
A: 

NTA has released GAT-B application form online. Candidates can check process below to apply-

  • Visit official website 
  • Click on form link available
  • Register and fill all details carefully
  • Upload documents according to guidelines
  • Pay fees and submit form
Q:   What is GAT B application fee?
A: 

The GAT-B application fee is INR 1300 for General-UR/OBC-NCL/EWS category) and INR 650 for SC/ST and PwD applicants. Candidates must note that fee amount is non-refundable can be paid through netbanking, credit/debit card.

 
GAT B Logo

How to Fill GAT-B Application Form?

The National Testing Agency conducts registration online. The application process of GAT-B and BET is the same, and dates have been announced. 

How to apply for NTA GAT-B 2026?

The process to fill GAT-B exam application form can be checked below -

  • Visit official website and click on "candidate's registration"
  • Fill in details and submit to generate login credentials
  • Now, login and fill in rest details
  • Upload documents (according to specifications)
  • Pay application fees and submit form
  • Submit and take printout of application form.

Candidates who want to apply for both exam, must fill one application form only.

DIRECT LINK: Click here (registration closed)

Candidate Registration

It must be noted that GAT-B 2026 registration is mandatory. First, students have to register to generate login credentials. Here is the list of details that is required at the time of candidate's registration. 

  • Candidate’s name   
  • Gender   
  • Qualifying exam  
  • Program preference   
  • Year of passing   
  • Address  
  • GAT-B exam centre preference
  • Educational qualification  
  • Details of parents/guardians  
  • College preference  
  • Alternate mobile number  

Document Uploading

The specifications for the documents can be checked below. Incase, the documents are not as per the specifications, then application form will be rejected. 

Document  

Size  

Format  

Photograph  

10 KB to 200 KB  

JPG/JPEG

Signature  

4 KB to 30 KB  

JPG/JPEG

Category Certificate and PwD ecrtificate

50 KB to 300 KB  

JPG/JPEG

Result certificate

50 KB to 300 KB

JPG/JPEG

Payment of Registration Fees

Accepted payment modes include- netbanking, credit card, debit card or UPI. The fees can be checked below. 

Category  

Application fee (INR)  

General Category Candidates including OBC Candidates  

1300  

SC/ST/PWD Category Candidates (PWD includes OH, VH and HH)  

650 

Submission of the GAT-B application form

Once the form is completed, candidates have to download the "confirmation page" from the dashboard. Keep multiple copies for future reference. 

For BET admissions 2026, the NTA will release a separate schedule and notification. However, the application form process and document specifications remain the same.

Q&A Icon
Commonly asked questions
Q:   Is GAT-B 2026 application form out?
A: 

Yes, GAT-B application form is closed now. The official website for form correction is  nta.ac.in.

Q:   In which mode will the GAT-B application form be released?
A: 

GAT-B also called Graduate Aptitude Test Biotechnology application form is released online only. Candidates who want to apply must visit official page to apply.

Q:   What are the document specifications for BET application form?
A: 

Document specifications for BET application can be checked below

PhotographMust be recent with 80% face visible, Must be in JPG or JPEG format, and file size between 10 to 200 kb
Signature sizeMust be scanned properly with a file size of 4 to 30 kb
Category certificateMust in PDF format with file size between 50 to 300 kb

 

GAT B Logo

GAT-B 2026 Correction Facility

Once registration process for GAT-B 2026 is complete, the authorities will activate GAT-B 2026 application form correction window. The dates for form correction can be checked on this page. During correction facility, students who have submitted their application form will be able to make changes/edits in their form. GAT-B correction facility 2026 remains active for a limited period of time.

To make changes in registration form, students need to follow the process mentioned below -

  • Go to official website
  • Log in using application number and password
  • Select particulars (from the list that you want to make changes)
  • Submit and pay fee 
  • Keep revised application form data for future reference. 

Candidates must note that correction window is a one-time facility provided by authorities. Therefore, ensure that you make changes correctly.

Also read: GAT-B question papers

Q&A Icon
Commonly asked questions
Q:   Does NTA offer correction facility for GAT B?
A: 

Yes, NTA offer correction facility for GAT-B application form. Only registered candidates will be able to make edits in their registration form within given deadline.

Q:   Which details have to be prepared before filling out the GAT-B application form?
A: 

Before filling GAT exam form, candidates must keep their personal, education qualification, and communication details ready. Also keep photo, signature, and category certificate (if applicable) scanned with specifications.

Q:   What are details that cannot be modified in the GAT-B application form correction process?
A: 

During the correction window, candidates cannot modify the following details -

  • mobile number
  • e-mail address
  • permanent or present address

NTA will open GAT-B correction window after registration process only. 

GAT B Logo

What details can be edited in GAT-B correction window?

Candidates can make the following changes during GAT-B and BET form correction window -

Particulars that cannot be changed -

  • Mobile number
  • Email address
  • Address (permanent and present)

Candidates can change any one of the following fields -

  • Candidate’s name
  • Father’s name
  • Mother’s name
  • Photograph  - image upload
  • Signature - image upload

Particulars that can be changed

  • Class 10th/equivalent fields
  • Graduation details
  • Post-graduation details
  • Date of birth
  • Gender
  • Category
  • Sub-category/PwBD

Exam centres

Candidates were allowed to change examination cities within the same state. Other than that, students can also change their date of birth, gender, category, and sub-category/PwBD. After submission of correction, candidates are advised to go through GAT-B exam pattern and start preparing for exam.

Q&A Icon
Commonly asked questions
Q:   When will GAT-B 2026 form correction window open?
A: 

GAT-B 2026 form correction window will be activated form April 11 to 13. Only registered candidates can login and make required changes within due date.

Q:   Can I change my category details after submitting GAT-B application form?
A: 

Yes, candidates can change their category in their application, during form correction process. Students will be able to change any one of the following particular mentioned below -

  • Candidate's name
  • Father's name
  • Mother's name
  • Photograph  - image upload
  • Signature - image upload
Q:   Is GAT-B form correction window open?
A: 

GAT-B application form correction process starts after registration process. The dates are announced. Only students who have successfully submitted their form can access correction facility.

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GAT B Exam

Student Forum

chatAnything you would want to ask experts?
Write here...

Answered a week ago

Hi. Yes, GAT-B and BET 2026 online registrations are open until April 9. Candidates can apply online at the official website. For detailed information on the GAT-B 2026 application form you can see below link 

https://www.shiksha.com/news/engineering-gat-b-2026-and-bet-official-notification-out-regis

...Read more

102421296
Dr. Uma Sinha

Scholar-Level 17

Answered a month ago

No, NTA do not allow application form submission with late fee. Therefore, candidates must submit their form within deadline.

U

UPASANA PRADHAN

Contributor-Level 10

Answered a month ago

Hi.The GAT-B 2026 admit card is expected to be released by the National Testing Agency (NTA) in the first week of April 2026. Candidates can download their hall tickets from the official website, dbt.nta.ac.in, using their application number and date of birth.

Thanks 

78470622
Dr. Uma Sinha

Scholar-Level 17

Answered a month ago

Before filling GAT exam form, candidates must keep their personal, education qualification, and communication details ready. Also keep photo, signature, and category certificate (if applicable) scanned with specifications.

B

Bhumika Uniyal

Contributor-Level 7

Answered a month ago

Yes, GAT-B application form is closed now. The official website for form correction is  nta.ac.in.

I

Indrani Uniyal

Contributor-Level 7

Answered a month ago

GAT-B also called Graduate Aptitude Test Biotechnology application form is released online only. Candidates who want to apply must visit official page to apply.

S

Shiksha Gaurav

Contributor-Level 7

2 Institutes accepting GAT B

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