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 card on a dark table so the edges crop cleanly.
Tilt it slightly so the hologram doesn't reflect the light.
Check whether the portal wants both sides on one page or two separate files.
How to do it with Requisito Listo
Open «Driver's licence or provincial ID, 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.