Department for Energy Security and Net Zero

188Total number of complaints received in 2025 to 2026

Initial checks and primary investigation

Complaints resolved by mediation: 0
Decided following primary investigation: 72
Resolved with agreement of complainant: 3

Detailed investigation

Accepted for detailed investigation: 2
Fully upheld: 1
Partly upheld: 0
Not upheld: 2
Resolved with agreement of complainant: 0
Discontinued: 0

Number of complaints upheld

Upheld: 53%
Upheld or partly upheld: 53%
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