Published sizes disagreed. We checked the notification.Resolved against the CAT 2026 registration guide (page 10). The passport photograph must fit inside 1200 × 1200 px, at least 150 px per inch, on a white background, not more than six months old, and not more than 80 KB. There is no exact pixel size and no minimum KB. 276 × 354 is 35 × 45 mm at 200 DPI, inside that box. The signature is 80 mm × 35 mm — not 80 × 35 px — with the same 150 px/inch minimum and the same 80 KB ceiling. 630 × 276 is that box at 200 DPI. The old 200 × 230 px photograph was a banking size, not CAT’s.
- Photograph Must fit inside 1200×1200 px, at least 150 px/inch, and not more than 80 KB. No exact pixel size and no minimum KB are stated. 276×354 is 35×45 mm at 200 DPI, inside that box.
- Signature 80 mm × 35 mm, not 80×35 px, at least 150 px/inch, and not more than 80 KB. 630×276 is that box at 200 DPI. No minimum KB is stated.