If you have been injured by a vehicle that does not stop, you will be able to submit a claim under the Untraced Drivers' Agreement. Damage to property claims can only be considered if the accident occurred on or after 14 February 2003. 

The accident must be reported to the police within 5 days and a claim made within 9 months.  It is a requirement that the vehicle causing the damage must be identified as a condition of being able to claim for property damage.  Property claims are subject to a £300 excess.

If you have been injured you must report the accident within 14 days to the police or as soon as reasonably possible.