Email [email protected].
It helps to tell us which page you were using and, for a calculation, the figures you entered. Please don’t send VAT numbers, bank details or other personal information unless you need to.
What we can help with
- a result you think is wrong, or a rule that has changed
- a question about how a tool works
- privacy requests, which we answer within one month
- security problems: put “Security report” in the subject
We can’t give advice on your own tax or finances. For that, speak to a qualified adviser, or see GOV.UK.