To make a claim, get a form from your insurer or write to the other driver or their insurer, giving details of the accident and the other driver's policy number. Tell your insurer about any independent witnesses and send them witness statements if you can.
How long does it take to settle a car insurance claim UK?
Every case is unique and each insurance company has its own claims payout process. In general, though, your insurer should present you with a reasonable settlement within three months and payout in less than a year from the date of the incident.