This is the commonly used size: we found no requirement published by the institution. Confirm it before your application.
Tips to get it right the first time
Place the licence on a dark table so the edges are cropped cleanly.
Tilt it slightly so the hologram does not reflect the light.
Many services also accept a scan of your passport photo page or birth certificate instead.
How to do it with Requisito Listo
Open «Photocard licence, both sides».
Scan the front and then the back: the app crops and straightens each side.
Both sides are placed on one A4 page at real size.
Share or save the PDF.
At the end you'll see a checklist: size, file weight, background and format. If something doesn't comply, it tells you what to fix before the portal rejects it.