ISLAMABAD: Firefighters are battling a blaze that erupted inside the building of the Evacuee Trust Property Board (ETPB) in the capital.

Sources said the fire erupted in the upper floors of the six-storey building.

At least three fire tenders are on site and attempting to douse the flames, according to rescue officials.

Sources said the fire was reportedly caused by short-circuiting. The ETPB building is located in the capital?s Red Zone, close to other important government buildings and a five-star hotel.

This is a developing story and will be updated as reports come in.