HM Revenue and Customs

478Total number of complaints received in 2024 to 2025

Initial checks and primary investigation

Complaints resolved by mediation: 0
Decided following primary investigation: 143
Resolved with agreement of complainant: 3

Detailed investigation

Accepted for detailed investigation: 7
Fully upheld: 1
Partly upheld: 1
Not upheld: 0
Resolved with agreement of complainant: 0
Discontinued: 0

Number of complaints upheld

Upheld: 21%
Upheld or partly upheld: 42%
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