LTT change in control: when company tax relief can be withdrawn
LTT change in control
A change in who controls a company can lead to LTT relief being withdrawn after a company property transaction.
- Control can come from voting, share, income or asset rights.
- Not every shareholder change is a control change.
- The minimum controlling groups can be decisive.
Scroll down for the full analysis.

Read the original guidance here:
LTT change in control: when company tax relief can be withdrawn

LTT change in control: when company tax relief can be withdrawn
A sale of shares can undo LTT tax relief claimed on a company property deal when it changes control of the company that holds the land. LTT is Wales’s land tax. It is not Stamp Duty Land Tax.
The key question often concerns control, not land ownership.
What this rule is about
Some company reorganisations and takeovers can receive LTT relief, but the relief can later be withdrawn if control of the company changes within three years of the property transaction. That is the risk.
The rule sounds like one about share percentages. It is wider. Voting rights, rights to income and rights to assets can all matter.
The official source calls this a change in control of the buyer. In the legislation, the withdrawal rule is set out for reconstruction and acquisition relief.
What the official source says
The Welsh Revenue Authority’s guidance says a change in control happens where a person stops controlling the buyer, a person gains control, or the buyer is wound up. A winding-up counts.
- Control can mean control over the company’s affairs.
- Voting power can give a person control.
- Rights over share capital can give a person control.
- Rights to the company’s income can matter.
- Rights to the company’s assets can also matter.
- A winding-up counts as a change in control.
The legislation uses the Corporation Tax Act test for control, and it requires more than a control change before it withdraws relief. More must apply.
The change must be within three years, or linked to arrangements made within that period, and at that time the company or a related company must still hold the transferred land or a right derived from it. Both conditions matter.
There are exceptions. A lender becoming a controller, or stopping being one, does not by itself count if the other people who controlled the company still do so.
The source also says that inserting a new holding company will not create a change where the group’s overall economic ownership remains the same. Economic ownership must stay the same.
What this means in practice
If your company claimed LTT relief and its ownership may change, check the tax position before the share deal completes. A property sale is not needed.
A change in who controls the company can be enough. If relief is withdrawn, the tax is worked out as though the relief had not applied.
The legislation uses the market value of the property for this purpose, so a withdrawal can produce a larger bill than expected. The bill can grow.
- Check planned sales of shares as well as sales of property.
- Check whether the company still owns the transferred land.
- Look at changes planned during the three-year period.
- Do not assume a lender’s rights always trigger the rule.
- Keep evidence that a holding-company insertion did not change economic ownership.
How to analyse it
Start with the original LTT transaction. Then work forwards.
This order helps separate a genuine control change from a change that only looks important on the share register. Work through the rights.
- Identify which LTT relief was claimed on the original property deal.
- Record the transaction’s effective date.
- Map who controlled the company before the proposed change.
- Check voting, income, asset and share rights.
- Consider rights held by connected people and rights that can be attributed to them.
- Work out who will control the company after the change.
- Check whether the change falls within three years or was planned within that period.
- Confirm whether the company or a related company still holds the land.
- Test whether a stated exception applies.
Example
Imagine A, B and C each own one third of a company, none is connected with the others, and each pair can control the company. The minimum controlling groups are A and B, A and C, and B and C.
If A leaves but B and C remain, B and C controlled the company before and after A’s departure. The official source says this does not trigger a change in control.
Now suppose A and B leave. D and E each take one third, while C keeps one third.
The old controlling pairs no longer control the company, so on the source’s analysis there has been a change in control. Control has changed.
Why this can be difficult in practice
This is the part people get wrong: one third each does not automatically mean that all three people jointly control the company. The test looks for the smallest group that can control it.
Extra people in a larger group may be ignored. That can change the answer.
You might think the share register settles it. It does not.
Different voting rights, options, lender rights and agreements between shareholders can change the answer, even where the share register appears straightforward. Look beyond the register.
- Equal share percentages may hide unequal voting rights.
- Rights that arise on default may need careful review.
- A shareholder agreement may affect who really has control.
- A group chart may not show all rights held by connected people.
- The label used for a restructuring does not decide the tax result.
Key takeaways
- A share deal can affect LTT relief claimed on a property transfer.
- Control means more than owning the largest number of shares.
- Check the three-year period, the land still held and any exception.
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.
Legislation
- LTTA 2017 Schedule 17 para 5 — when reconstruction or acquisition relief is withdrawn
- LTTA 2017 Schedule 17 para 6 — exceptions to withdrawal following a control change
- an Act of 2010 we do not have an identifier for section 450 — how a person controls a company (no link: an Act of 2010 we do not have an identifier for)
- an Act of 2010 we do not have an identifier for section 451 — rights attributed when working out company control (no link: an Act of 2010 we do not have an identifier for)
- an Act of 2010 we do not have an identifier for section 453 — meaning of a loan creditor (no link: an Act of 2010 we do not have an identifier for)
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 Revenue Authority technical guidance LTTA/7067 Change in control
- HMRC Company Taxation Manual: CTM60200
- HMRC Company Taxation Manual: CTM60250
Where this is not settled
- The result can depend on rights in articles, shareholder agreements and other arrangements, not simply the percentages shown in the register.
- Connected persons’ rights may need to be counted together.
- The source uses the term group relief for a rule that the legislation places in the reconstruction and acquisition relief provisions.
Evidence you would need
This kind of case is decided on the facts of the individual property. These are the records that usually settle it, and the ones an adviser would ask you for.
- The LTT return and details of the relief claimed
- Completion date and dates of any planned or completed share changes
- The group chart before and after the change
- Share registers, articles and shareholder agreements
- Loan documents and rights held by any lender
- Evidence of who holds the transferred land at the relevant time
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 change in control: when company tax relief can be withdrawn [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.] THE LAW THIS TURNS ON - LTTA 2017 Schedule 17 para 5 - when reconstruction or acquisition relief is withdrawn https://www.legislation.gov.uk/anaw/2017/1/schedule/17/paragraph/5 - LTTA 2017 Schedule 17 para 6 - exceptions to withdrawal following a control change https://www.legislation.gov.uk/anaw/2017/1/schedule/17/paragraph/6 - an Act of 2010 we do not have an identifier for section 450 - how a person controls a company - an Act of 2010 we do not have an identifier for section 451 - rights attributed when working out company control - an Act of 2010 we do not have an identifier for section 453 - meaning of a loan creditor Guidance page from the Welsh Revenue Authority on this topic (guidance, not law): https://www.gov.wales/land-transaction-tax-group-relief-technical-guidance#6195 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 result can depend on rights in articles, shareholder agreements and other arrangements, not simply the percentages shown in the register. - Connected persons' rights may need to be counted together. - The source uses the term group relief for a rule that the legislation places in the reconstruction and acquisition relief provisions. 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 3 September 2026
Useful article? You may find it helpful to read the original guidance here: LTT change in control: when company tax relief can be withdrawn
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