Guidance
Contact HMRC’s Large Business Directorate
How to contact HMRC if you’re a large business with a general or non-technical query.
If you’re a large business with a technical query, you should contact your designated Customer Compliance Manager.
How to contact us by email
Use this list of email addresses to contact us if you have a general, non-technical query.
You’ll need your 3-digit tax office code number to find the correct email address. You can find this number on all the correspondence from your Corporation Tax office.
| Tax office code number | Email address |
|---|---|
| 005 | [email protected] |
| 054 | [email protected] |
| 163 | [email protected] |
| 268 | [email protected] |
| 294 | [email protected] |
| 349 | [email protected] |
| 572 | [email protected] |
| 660 | [email protected] |
| 834 | [email protected] |
| 854 | [email protected] |