In regard to rectification, the department informed the delegation that in 2006 it had appointed Servcon to conduct the verification of all occupied houses and serviced stands and to determine the physical conditions of houses and the legality of occupancy. The report showed that there were 121 461 houses built before 2002 needed to be rectified. At the time of the oversight visit it was reported that 117 451 units were repaired and 4 010 units still required rectification. In addition, during the rectification process, units that were 24 to 30 m2 in size were increased to 40 m2.