Once you can get your IDP from e-idp.co.uk and are ready to drive in Greater London, you are aware of some important driving rules as follows as
You must be at the age of 17 years to drive a vehicle legally in London. But you are applying for your IDP online uk at the age of 16 easily.
You are also allowed to drive in London at the age of 16 years but with some restrictions.
Remember to wear a seat belt to drive a vehicle in London; else you should pay a fine of 100 euros.
If you drive a vehicle in London without a seat belt, or kids under 14 years are with you in the car, then you should pay a fine of 500 euros.
https://www.e-idp.co.uk/