Common Admission Test
Checked against the official notification on 30 Sept 2026Official notification
Add each file below. It is resized and compressed to the exact rules on your device.
276×354 px · up to 80 KB · JPEG
No exact pixel size given; must fit within 1200x1200 px at min 150 px/inch. White background, not older than 6 months. Keep prints for test day.
Replaces the background on your device. The first time downloads about 3 MB.
JPG, PNG or WebP · or drop it here
630×276 px · up to 80 KB · JPEG
Within 80 x 35 mm; min 150 px/inch; clear scan.
JPG, PNG or WebP · or drop it here
up to 1024 KB · PDF
No size limit given. If applicable. NC-OBC issued on/after 1 Apr 2026; EWS valid for 2026-27. If pending: one PDF with undertaking, old certificate and application proof.
PDF up to 20 MB · or drop it here
up to 1024 KB · PDF
No size limit given. PwBD candidates only; issued by the notified medical authority.
PDF up to 20 MB · or drop it here
| Document | Size | File size | Format |
|---|---|---|---|
| Passport Size Photograph | 276×354 pxour default | up to 80 KB | JPEG |
| Signature | 630×276 pxour default | up to 80 KB | JPEG |
| EWS / NC-OBC / SC / ST CertificateIf applicable | — | up to 1024 KBour default | |
| PwBD CertificateIf applicable | — | up to 1024 KBour default |
Sizes marked "our default" are not set by the official notification. The tool uses a common size, so check the limits shown on the application form.
Spotted a size that does not match the notification?
The CAT application photo must be an image up to 80 KB in JPEG format. The notification sets no pixel size; our tool uses 276×354 px. Note: No exact pixel size given; must fit within 1200x1200 px at min 150 px/inch. White background, not older than 6 months. Keep prints for test day.
The CAT signature must be JPEG, up to 80 KB. The notification sets no pixel size; our tool uses 630×276 px. Note: Within 80 x 35 mm; min 150 px/inch; clear scan.
The application asks for 4 files: Passport Size Photograph (up to 80 KB, JPEG); Signature (up to 80 KB, JPEG); EWS / NC-OBC / SC / ST Certificate (size not published, PDF); PwBD Certificate (size not published, PDF).
Yes. Upload it on this page. It is cropped to 276×354 px and compressed to up to 80 KB on your device. Use a plain light background and face the camera.
They are the sizes our tool applies for CAT. Rules can change between cycles, so always cross-check with the latest official notification before you submit.
These are the sizes our tool applies. Rules can change between cycles, so match them with the latest official notification before you submit.