The following four initiatives involving financial assistance tohouseholds in the private sector have been launched in the period since 1994:the Empty Homes Initiative (launched in 1997 and since wound up); the Warm Deal (launched in 1999, to replace the Home Energy EfficiencyScheme launched in 1990);the Central Heating Programme (launched in 2001);the Mortgage to Rent scheme (launched in 2003).Local authority capital expenditure on private sector housing isdescribed as non-housing revenue account (HRA) housing expenditure.