Documents Required for CAT 2026 Registration, Complete List, Upload Specifications

The Documents Required for CAT 2026 Registration include a recent passport-size photograph, scanned signature, valid EWS/NC-OBC/SC/ST certificate (if applicable), valid PwD certificate (if applicable), Class 10 and 12 academic details, bachelor’s degree information, communication address, email ID, mobile number, and other personal details. 

Since the CAT 2026 registration window is open from August 3, 2026 (10:00 AM IST) to September 15, 2026 (5:00 PM IST), candidates should have all documents ready before starting the application process.

The CAT 2026 notification was released on July 25, 2026, and the exam is scheduled for November 29, 2026, in three sessions.

Preparing all the documents required for CAT 2026 registration in advance helps candidates complete the application without interruptions, reduces the chances of incorrect entries, and avoids document upload errors.

Documents Required for CAT 2026 Registration

Before you begin the CAT 2026 registration process, make sure every required document and academic detail is readily available.

Since the application window remains open only until September 15, 2026 (5:00 PM IST), arranging these documents beforehand can help you complete the form without interruptions.

The CAT application asks candidates to upload a few scanned documents while also entering personal, academic, and category-related information.

Keeping everything prepared in advance reduces the chances of mistakes.

Documents to Upload	Information to Keep Ready
Passport-size Photograph	Class 10 Details
Signature	Class 12/Diploma Details
EWS/NC-OBC/SC/ST Certificate (if applicable)	Graduation Details
PwD Certificate (if applicable)	Postgraduate Details (if applicable)
–	Professional Qualification Details (if applicable)
–	Communication & Permanent Address
–	Valid Email ID & Mobile Number
–	Personal & Nationality Details

CAT 2026 Registration Documents: Passport-Size Photograph

The photograph uploaded during CAT 2026 registration is used throughout the admission process.

Therefore, it should be a recent image that clearly matches your current appearance.

An unclear photograph or one that does not meet the prescribed specifications may create issues during verification.

CAT Photograph Specifications

Requirement	Details
Format	JPG/JPEG
Maximum Size	80 KB
Dimensions	1200 × 1200 pixels
Resolution	Minimum 150 px/inch
Background	White
Photograph Age	Within the last six months

Before uploading, ensure that:

• Your face is clearly visible.
• The photograph is not blurred or overexposed.
• The background is completely white.
• The uploaded image is the same one you may use during later admission stages.

CAT Registration Documents: Signature

A scanned signature is another mandatory upload in the CAT application form. Since it is used for identity verification, the signature should be properly scanned without shadows, cropping, or unnecessary marks.

CAT Signature Specifications

Requirement	Details
Format	JPG/JPEG
Maximum Size	80 KB
Dimensions	80 mm × 35 mm
Resolution	Minimum 150 px/inch

Keep these points in mind:

• Upload your normal running signature.
• Avoid uploading initials unless they are your official signature.
• Ensure the complete signature is visible.

CAT 2026 Documents Checklist: Reserved Category Certificate

Candidates claiming reservation benefits must keep their valid category certificate ready before filling out the application form.

Apart from uploading the document, the application also asks for certain certificate-related information.

You may need to provide

• Certificate issue date
• Certificate number or entry number
• State/UT of issue
• Caste or tribe name

The certificate should be uploaded only in PDF format and should remain valid on the date of application.

CAT 2026 Documents Checklist: PwD Certificate

Candidates applying under the Persons with Disabilities (PwD) category are required to upload a valid disability certificate in PDF format. Before uploading, check that:

• Every page is clearly readable.
• The document is valid.
• No information is cropped or missing.
• Academic Details Required During CAT Registration

CAT 2026 Documents Checklist: Class 10 Information

Keep your Class 10 marksheet nearby because the following details are generally required:

• Board name
• Passing year
• Marks/CGPA
• School details (where applicable)

CAT 2026 Documents Checklist: Class 12/Diploma Information

Similarly, candidates should enter the following information exactly as mentioned on their marksheet:

• Board or University
• Passing year
• Marks or percentage
• Stream or qualification

CAT 2026 Documents Checklist: Bachelor’s Degree Information

Graduation details form an important part of the CAT application. Candidates should be ready with:

• Degree name
• University or institute
• Passing year or expected completion year
• Marks or CGPA

Candidates in the final year should enter their academic status accordingly.

CAT Registration Documents Required: Additional Degree Details (If Applicable)

If you have completed a second bachelor’s degree, postgraduate programme, or professional qualification such as CA, CS, CMA (ICWA), or FIAI, keep the qualification name, institution, passing year, and marks readily available before starting the registration.

CAT Application Form 2026; Personal Details Required

The CAT application also collects basic personal information. To avoid discrepancies, the spelling of your name should exactly match your Class 10 certificate. Keep these details ready:

• Candidate’s name
• Father’s/Guardian’s name
• Mother’s/Guardian’s name
• Spouse’s name (if applicable)
• Gender
• Nationality

CAT 2026 Documents Checklist: Communication Details

The application requires both correspondence and permanent addresses. Make sure the following information is readily available:

• House number
• Street or locality
• City
• District
• State
• PIN code

CAT 2026 Documents Checklist: Email ID and Mobile Number

Use an active email ID and mobile number.

All important communication related to CAT 2026 will be sent through these channels, including registration confirmation, login credentials, OTP verification, and other important updates.

CAT 2026 Documents Checklist: Category and Nationality Details

Candidates should carefully select their category and nationality while completing the CAT application form. If applying under a reserved category, keep the following details ready:

• Category Certificate
• Certificate Issue Date
• Certificate Number
• State/UT
• Caste/Tribe Name

CAT 2026 Document Upload Specifications

Here are the CAT 2026 document upload specifications shared below:

Document	Format	Maximum Size
Passport Photograph	JPG/JPEG	80 KB
Signature	JPG/JPEG	80 KB
EWS Certificate	PDF	As prescribed
NC-OBC Certificate	PDF	As prescribed
SC/ST Certificate	PDF	As prescribed
PwD Certificate	PDF	As prescribed

Common Mistakes to Avoid While Uploading CAT 2026 Documents

Many CAT applications are delayed because candidates upload documents that do not match the prescribed specifications.

Before submitting the form, make sure you avoid these CAT form filling mistakes:

• Uploading an old photograph that is more than six months old.
• Using a coloured or cluttered background instead of a white background.
• Uploading blurred or partially visible signatures.
• Exceeding the prescribed file size limit.
• Uploading documents in an incorrect file format.
• Entering academic details that do not match official marksheets.
• Providing an inactive email ID or mobile number.
• Uploading expired category or PwD certificates.

Conclusion

Keeping every document required for CAT 2026 registration ready before August 3, 2026, will help you complete the application accurately and well before the CAT registration last date.

Ensure that your photograph, signature, academic records, category certificates, and personal details meet the prescribed specifications to avoid rejection. 

After completing your registration, the next step is focused preparation for the CAT 2026 exam on November 29, 2026.

If you are aiming for a high percentile, MBA KARO CAT Online Coaching provides structured study plans, expert mentorship, comprehensive mock tests, and regular performance analysis to help you prepare strategically from registration until the final exam.