Document 3:1 (2011–2012) describes the follow-up of 16 performance audits. Thirteen cases have been concluded. Three cases will be followed up further:

• The Office of the Auditor General’s investigation of the Norwegian Labour and Welfare Service’s administration of the car benefit scheme – Document No 3:6 (2006-2007)
• The Office of the Auditor General’s investigation of sustainable land-use planning and land use – Document No 3:11 (2006–2007)
• The Office of the Auditor General’s investigation into the exercising of authority with a view to reducing nitrogen oxide emissions – Document No 3:9 (2007-2008)

The Office of the Auditor General’s investigation of the Ministry of Defence's administrative practice and the traceability of advice on policy – Document No 3:9 (2006-2007), will be followed up in a separate investigation.