It is a discount in the own damage premium payable when renewing your policy after a claim-free year. It is an incentive for driving carefully and avoiding accidents. The No Claim Bonus on all types of vehicles, and the discount is as follows: All Vehicles % discount on Own Damage premium No claim made or pending during the preceding full year of insurance 20% No claim made or pending during the preceding 2 consecutive years of insurance 25% No claim made or pending during the preceding 3 consecutive years of insurance 35% No claim made or pending during the preceding 4 consecutive years of insurance 45% No claim made or pending during the preceding 5 consecutive years of insurance 50%