Department for Work and Pensions (DWP)
- Date 4 November 2025
- Sector Central government
- Decision(s) FOI 10: Upheld, FOI 31: Not upheld
The complainant has requested information on the unique identifiers the Department for Work and Pensions (DWP) assigns to claimants. The Commissioner’s decision is that DWP is entitled to withhold the unique identifier metadata on the basis of section 31(1)(a), prevention or detection of crime. With regards to the information disclosed during the course of the investigation, the Commissioner finds that DWP breached section 10(1) as it did not disclose this within the statutory timeframe. The Commissioner does not require DWP to take any steps.