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Contact the Welsh Revenue Authority (WRA) about Land Transaction Tax and Landfill Disposals Tax.

Our helpdesk will be closed on Wednesday 27 September 2023.

If you have a query, please use our online contact form and we’ll get back to you as soon as possible after re-opening on Thursday 28 September 2023 at 10am.


For customer queries about Land Transaction Tax or Landfill Disposals Tax:

  • phone 03000 254 000 (Monday to Friday, 10am to 3pm). Rydym yn croesawu galwadau yn Gymraeg / We welcome calls in Welsh
  • complete our online contact form

For income tax queries, contact HMRC.

If you call, we may ask you to complete an online form so we can help you more effectively.

Please note we provide guidance on tax rules and will give you our opinion in some cases if requested through our tax opinion service. But we cannot provide you with tax advice.

Financial difficulties and extra help

If you have or expect to have difficulties paying or you need extra help or support to use our services, please let us know. We’re here to help. 

You can also authorise someone to act on your behalf.


Welsh Revenue Authority

PO Box 108
Merthyr Tydfil
CF47 7DL

On 3 April 2023, our postal address changed to: Welsh Revenue Authority, PO Box 108, Merthyr Tydfil, CF47 7DL.

We recommend using our online contact form to send us correspondence. If you have any questions, contact us.

To send us any correspondence, including serving legal proceedings or any other legal documents, if you can, please use our online contact form.

How we use your information

See our privacy policy for how we use the information you provide.

Tax opinions

See our guidance on how to ask for a tax opinion

We’ll usually respond to a request for a tax opinion within 25 working days, depending on complexity.


For media enquiries:

Phone: 03000 254 770


We’re committed to reviewing and improving our services. Your input is important to us, and we act on all feedback we receive.

Please use our online form to give feedback.


We welcome enquiries and feedback on our official statistics.

Phone: 0300 025 4670 (Head of Data Analysis)

Data Analysis Team
Welsh Revenue Authority
PO Box 108
Merthyr Tydfil
CF47 7DL


If you’re unhappy about the service you receive or something else, the easiest way to resolve it is to contact us. We’ll do our best to help.

Please see our guidance on how to make a complaint and how we respond.

We also have guidance on what to do if you disagree with our tax decision.

Information requests

Find out how to make a freedom of information (FOI) request.

To request personal information we may hold about you under a subject access request, please write to us.

For data protection enquiries:


Data Protection Officer
Welsh Revenue Authority
PO Box 108
Merthyr Tydfil
CF47 7DL

Report tax avoidance or evasion

Complete our online form to report suspected tax avoidance or evasion. See our guidance on how to report tax avoidance and evasion and other ways to contact us.

If you’ve got something wrong on your own tax return as a result of an avoidance or evasion scheme, please call us instead on 03000 254 000.

Report tax-related phishing and scams

Always report misleading websites, emails, phone numbers, phone calls or text messages you think may be suspicious to us.

Please see our guidance on how to avoid and report tax-related phishing and scams when communicating with us.



Email to raise a concern under whistleblowing law. For guidance and other ways to contact us, see our whistleblowing page.