Legal proceedings have been instigated against the owners of a partially built property development on Dunfield Terrace in the Waterside area of Derry.
SDLP councillor Sean Mooney informed the full meeting of council that he had received an update from officers after councillor Christopher Jackson raised the matter.
For many months the boarded-off site had been the subject of concerns and complaints from locals as it had become a hub for young people and the scene of anti-social behaviour. In June this year, a fierce fire engulfed the four derelict properties.