Know where you stand
Insights & guides
Straight answers on HMRC checks, investigations and your rights, written by the people who deal with HMRC every day.
Guide
What to do the moment an HMRC letter arrives
Got a letter from HMRC? Here's exactly what to do first, and the one thing not to do, before you reply.
Explainer
Compliance check vs full investigation: what's the difference?
Compliance check, aspect enquiry, COP8, COP9, what HMRC letters actually mean, and how serious each one really is.
Guide
COP9 and the real risk of going it alone
A COP9 letter means HMRC suspect serious fraud. Here is how the Contractual Disclosure Facility works, and why going it alone is dangerous.