A GROUP of three are four boys are being sought after an ACT government building in Curtin was “significantly damaged” on Tuesday.

At 9pm, police responded to reports of a property damage incident on Carruthers Street.

The offenders had fled by the time police arrived.

Police say a group of three or four boys of caucasian appearance are believed to have caused the damage. One of the boys was seen riding a blue mountain bike and wearing a helmet, a second rider is blond and was riding a black mountain bike with a large white brand on the frame, and a third boy was on foot, carrying a blue/grey backpack.

Police would like to speak to anyone with information relating to the identity of the boys. Call 1800 333000.