The width must be between 2.75 and 3.75 times the height. The signature must cover 70 to 80% of the image. Use black or dark blue ink only. These are rejected: all capital letters, initials, digital signatures, other ink colours, a signature that is too small, not horizontal, or outside the box.
The same application also asks for: photo.
Read from the official source: GATE 2027 Photograph & Signature page; Information Brochure section 6.7. Last checked 2026-10-10. Rules change between cycles, so compare with your own form.
More forms for India: IBPS PO/MT: photo, IBPS PO/MT: signature, IBPS PO/MT: thumb print, IBPS PO/MT: handwritten declaration, IBPS Clerk / Customer Service Associate (CSA): photo, IBPS Clerk / Customer Service Associate (CSA): signature.
The form asks for from 250 x 80 to 580 x 180 pixels.
The file must be between 3 KB and 300 KB.
JPG.
The form says: no dark background (dark backgrounds listed among rejected examples).
They were read from the official source, GATE 2027 Photograph & Signature page; Information Brochure section 6.7, last checked on 2026-10-10. Rules change, so compare with your own form.