The total number of dwellings recorded on the National Register of Social Housing (NROSH) is 4.2 million.
The proportion of council (local authority) housing recorded on NROSH is 95 per cent. The proportion of housing association (registered social landlord) housing recorded on NROSH is 96 per cent.
The Tenants Services Authority's target, inherited from the Housing Corporation, is for all NROSH priority data fields to be populated by 31 March 2010.