Driving licences are also the primary form of ID in the UK (alongside passports, which are more expensive). People who can't (or don't) drive can still get a pr

Driving licences are also the primary form of ID in the UK (alongside passports, which are more expensive). People who can't (or don't) drive can still get a provisional licence, which only allows driving under the supervision of an appropriate adult but works exactly the same for ID purposes.