HMRC campaigns and task forces are on going and Compliance checks are becoming common. As stated in the HMRC Infographic record compliance yielded £20.7bn.
So its worth knowing that you can appoint an extra adviser to help you answer the inspectors questions, its quick and easy to to arrange using this link
Its a temporary authorisation that does not cancel or amend permanent authorisations ie your normal advisers/accountants
HMRC have also issued new Fact Sheets for Compliance Checks and Penalties
Sometimes we all need a little help and specialist advice can be invaluable