To tax your car online the DVLA terms state that you must be the registered keeper of the vehicle and have the V5C Registration Certificate (Log Book), also your address must be correct.
The vehicle must either be under 3 years old or have a current MOT test certificate that is valid on the date the disc starts, this will be electronically checked along with a check for valid insurance covering the use of the vehicle.
Please be aware that if you choose to tax your car online and pay by credit card, an additional charge of £2.50 applies.
There is no charge for buying car tax online with a debit card.
Your tax disc will take up to a maximum of five working days to arrive by post. Car Tax Online