You don't have to prove you can do this, but drivers must inform DVLA if they develop an issue with their vision. Government guidance states: "You must tell DVLA if you've got any problem with your ...

While you're not required to demonstrate this ability, motorists must notify the DVLA if they experience any vision problems. Guidance states: "You must tell DVLA if you've got any problem with your ...

Government gives guidance on one particualr test requirement ...