Definition of Purchaser for Land Transactions Under FA03/S43(5)

Who counts as the purchaser for SDLT

For Stamp Duty Land Tax, the purchaser is not simply whoever is informally called the buyer or whoever is involved in the deal. The key question is who acquires the land interest in the transaction, provided that person is a party to the transaction or has given the consideration. In lease transactions, the tenant is treated as the purchaser.

• The SDLT purchaser is the person who acquires the property or other land interest being transferred or created.
• A person only falls within the definition if they are a party to the transaction or have provided consideration for it.
• For the grant of a lease, the tenant is treated as the purchaser.
• In straightforward sales, this will usually be the buyer named in the contract or transfer, but more complex cases need closer review.
• It is important to check the transaction documents, who receives the land interest, and who actually provides the consideration.
• Being involved in negotiations or benefiting indirectly from the deal does not by itself make someone the purchaser for SDLT.

Scroll down for the full analysis.

Who counts as the purchaser for SDLT

This page explains who is treated as the “purchaser” for Stamp Duty Land Tax purposes. That matters because SDLT is charged by reference to the purchaser, and many SDLT rules depend on identifying exactly who that is. The official material gives a short definition, but in practice the point can affect who must file, who is liable, and how a transaction is analysed.

What this rule is about

SDLT applies to land transactions. To work out who is chargeable, you first need to identify the purchaser. That is not always just a matter of asking who paid the money. The legislation uses a defined term.

Under the official source, the purchaser must be a person who either:

• is a party to the transaction, or
• has provided consideration for the transaction.

The source also says that the purchaser is the person who acquires the subject matter of the land transaction. If the transaction is the grant of a lease, the tenant is included as the purchaser.

What the official source says

The source refers to Finance Act 2003, section 43(5). In summary, it says:

• the purchaser is the person who acquires the property or other land interest being transferred or created;
• for a lease, the tenant is treated as the purchaser;
• the definition is limited to a person who is either a party to the transaction or has provided consideration for it.

This means the legislation does not use “purchaser” in a loose everyday sense. It links the term to the legal structure of the transaction and to who is giving value for it.

What this means in practice

In a straightforward sale, the purchaser will usually be the buyer named in the transfer or contract. In a lease, it will usually be the tenant taking the lease.

But the definition matters most where the facts are less simple. For example:

• one person may be named in the documents, while another provides the money;
• more than one person may acquire the land interest together;
• a lease may be granted, so the relevant acquirer is the tenant rather than a person described informally as a buyer.

The source indicates that a person can only fall within the definition if they are sufficiently connected to the transaction in one of the ways stated. So the analysis is not just about who benefits economically. It is about who acquires the subject matter and whether they are a party to the transaction or have provided the consideration.

How to analyse it

A practical way to approach the question is:

• Identify the land transaction. Is it a transfer of freehold, an assignment, or the grant of a lease?
• Identify who acquires the land interest that is the subject matter of that transaction.
• Check who the parties to the transaction are.
• Check who has provided the consideration for the transaction.
• If the transaction is a lease, start from the position that the tenant is the purchaser.

Questions worth asking include:

• Who is actually receiving the land interest?
• Do the transaction documents match the economic reality?
• Is there more than one acquirer?
• Has someone provided consideration without being named as a party?

The official wording suggests that the concept of purchaser is not unlimited. Merely being connected with the deal, or benefiting from it indirectly, does not by itself make someone the purchaser.

Example

Illustration: A lease of commercial premises is granted to Company A. The rent is paid by Company A. A director of Company A helps negotiate the deal, but is not a party to the lease and does not provide the consideration personally.

On the official definition, the purchaser is Company A, because it acquires the leasehold interest and, in the case of a lease, the tenant is the purchaser. The director is involved in the transaction, but that does not make the director the purchaser.

Why this can be difficult in practice

The official source is brief, and real transactions can be more complicated than the definition suggests.

Difficulty can arise where the person acquiring the land interest is not the same as the person funding the deal, or where several people are involved in different capacities. The source says the purchaser must be either a party to the transaction or a provider of consideration, but it also describes the purchaser as the person who acquires the subject matter. In most cases those points will align, but in unusual structures careful analysis of the documents and the facts may be needed.

Another practical difficulty is that people often use “buyer” informally. SDLT does not always follow informal language. For lease transactions in particular, the legislation focuses on the tenant as purchaser.

Key takeaways

• For SDLT, the purchaser is the person who acquires the land interest that is the subject matter of the transaction.
• A person must be a party to the transaction or have provided consideration to fall within the statutory definition.
• Where the transaction is the grant of a lease, the tenant is treated as the purchaser.

This page was last updated on 24 March 2026

Useful article? You may find it helpful to read the original guidance here: Definition of Purchaser for Land Transactions Under FA03/S43(5)

View all HMRC SDLT Guidance Pages Here