LTT verification code problems: what to do
Verification code help
A missing LTT sign-in code may be in spam or junk. An expired or incorrect code should be replaced through the sign-in page.
- Check filtered folders
- Safe-list the stated sender
- Contact IT if problems continue
Scroll down for the full analysis.

Read the original guidance here:

LTT verification code problems: what to do
If your Land Transaction Tax (LTT) sign-in code has not arrived, check your spam or junk folder first. If the code has expired or is rejected, use the link on the sign-in page to ask for a new one.
What this rule is about
For LTT online sign-in, a one-time verification code is sent by email. A missing or unusable code can prevent you from signing in. It concerns technical access rather than the tax you owe.
What the official source says
The official Welsh Government page gives a short set of checks for code problems:
- Check your spam or junk email folder.
- Add [email protected] to your safe email list.
- Contact your IT team if the problem continues.
What this means in practice
When the verification email is absent from your inbox, do not conclude that delivery has failed before checking whether filters have diverted it elsewhere. Check first. A code that is too old, or entered incorrectly, will not work.
- Look in both spam and junk folders.
- Use your email service’s safe-list setting for the stated address.
- Use the sign-in page link to request another code when needed.
How to analyse it
Check the problem in this sequence. This separates an email that is missing from a code that has already become unusable.
- Has the verification email arrived anywhere in your mailbox?
- Have you checked the spam and junk folders?
- Is the stated sender on your safe email list?
- If access is managed at work, can your IT team help?
- Is the code expired or being rejected as incorrect?
Example
Asha cannot see her code in her inbox. She checks her junk folder and adds the stated address to her safe list. Should the code later show as expired, she requests a replacement through the link on the sign-in page.
Why this can be difficult in practice
Code errors can seem alike, but they do not always have the same cause. A missing email calls for mailbox checks; an expired or incorrect code calls for a new request.
- Your IT team may control email filtering at work.
- The source does not state how long a code stays valid.
- The source does not explain other sign-in error messages.
Key takeaways
- Check spam and junk folders first.
- Safe-list the stated email address.
- Request a new code if yours has expired or is incorrect.
Technical analysis
For advisers, and for anyone who wants to check the law behind this page. You do not need this section to understand the guidance above.
Official guidance
The pages below are the Welsh Revenue Authority’s guidance. Guidance is not law. It sets out how the Welsh Revenue Authority reads the legislation, and it is not binding on you, on a tribunal or on a court. Where guidance and the legislation differ, the legislation wins. the Welsh Revenue Authority can also change or withdraw guidance, and it may not cover your facts.
- Welsh Government, Troubleshoot issues: signing in with a one-time verification code for Land Transaction Tax
Where this is not settled
- The official source does not say how quickly a replacement code will arrive.
- It does not cover sign-in problems other than a missing, expired or incorrect code.
Explore this with an AI
Readers often want to test their own situation. Copy the prompt below into ChatGPT, Claude or Gemini. It hands the model the actual legislation for this page rather than letting it answer from memory, and tells it to be explicit about what is uncertain. What comes back is information, not advice – check it against the links above.
I am researching Land Transaction Tax (LTT), the tax on property in Wales. It replaced Stamp Duty Land Tax in Wales on 1 April 2018, and SDLT does not apply in Wales. MY QUESTION LTT verification code problems: what to do [Replace this with your own situation: what you are buying, the price, the dates, who the buyer is, and what you plan to do with the property.] Guidance page from the Welsh Revenue Authority on this topic (guidance, not law): https://www.gov.wales/sign-one-time-verification-code-land-transaction-tax HOW I WANT YOU TO ANSWER 1. Work from the legislation above. Read it before answering. Guidance from the Welsh Revenue Authority is its view of the law, not the law, and does not bind a tribunal or a court. 2. Tell me what the rule actually requires, in plain English. 3. Tell me which facts decide the answer, and which facts would change it. 4. Tell me what evidence I would need to support the position. 5. Be explicit about anything unsettled or fact-sensitive. Do not guess. 6. Your training data has a cutoff and SDLT rates and reliefs change at fiscal events. Say so if you are not sure the law is current. POINTS ALREADY KNOWN TO BE UNCERTAIN ON THIS TOPIC - The official source does not say how quickly a replacement code will arrive. - It does not cover sign-in problems other than a missing, expired or incorrect code. Do not give me a conclusion you cannot support from the provisions above.
Legislation links show the Land Transaction Tax and Anti-avoidance of Devolved Taxes (Wales) Act 2017 as it stood on 2025-11-17. The law may have changed since, and the rules that apply are those in force on the date of your transaction. The official guidance this page is based on is here.
This page was last updated on 4 September 2026
Useful article? You may find it helpful to read the original guidance here: LTT verification code problems: what to do
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