The error rate in the audit report is 3.8%.

Omissions

• The claim uses data from 2012 (published in 2013) rather than recent data. The European Court of Auditors' 2024 annual report (the most recent available at the time of the claim) estimated the error rate at 3.6%, down from 5.6% in 2023.
• The speaker cherry-picked an older, higher figure when more recent data showing improvement was available.

Sources

• PrimaryEuropean Court of Auditors - 2024 EU audit in briefEstimated level of error in EU budget spending for 2024 is 3.6% (down from 5.6% in 2023)
• PrimaryEuropean Court of Auditors - News on 2024 Annual ReportThe level of error in EU budget spending in 2024 is estimated at 3.6%
• SecondaryEUROSAI Magazine N19 - 2013In the 2012 annual report published in 2013, the European Court of Auditors estimated the error rate at 3.8%