Guidance on Notifying Land Transactions: Electronic and Paper Form Options

How to report a notifiable land transaction for SDLT

If a land transaction is notifiable for Stamp Duty Land Tax, an SDLT return must be filed with HMRC even where no tax is due or a relief is claimed. The main question is first whether the transaction is notifiable, and then how it must be reported.

• A notifiable land transaction must be reported to HMRC by an SDLT return, even if the SDLT payable is nil.
• Claiming SDLT relief does not remove the need to file a return where the transaction is otherwise notifiable.
• Returns can be filed electronically through HMRC’s system or approved software.
• Paper filing is also possible using form SDLT1, with SDLT2, SDLT3 or SDLT4 if extra information is needed.
• The rules on whether a transaction is notifiable are separate from the calculation of tax and are not fully explained on this page.

Scroll down for the full analysis.

How to notify a notifiable land transaction for SDLT

This page explains how a notifiable land transaction is reported for Stamp Duty Land Tax (SDLT). The key point is simple: if a transaction is notifiable, an SDLT return must be made even if no tax is payable or a relief is claimed. The official material here is brief, but the practical consequence is important because the filing method and the need to file at all are separate questions.

What this rule is about

SDLT does not only apply where tax is actually due. The system works by requiring certain land transactions to be notified to HMRC. If a transaction is within the category of a notifiable transaction, the buyer or other responsible party must make a return in the proper form.

This means there are really two issues to consider:

• whether the transaction is notifiable, and
• how that notification must be made.

The source material deals with the second issue, but it also reminds readers of the first: if the transaction is notifiable, a return is required even where the SDLT liability is nil.

What the official source says

The official source says that a notifiable transaction can be notified in either of these ways:

• electronically, using HMRC’s system or software from an approved software provider, or
• by paper, using form SDLT1 and, where needed, the supplementary forms SDLT2, SDLT3 and SDLT4.

It also states that a return is required for all notifiable transactions, including cases where:

• there is no SDLT to pay, or
• a relief is being claimed.

The reference to other guidance notes shows that the paper forms may need supporting detail depending on the nature of the transaction.

What this means in practice

The practical effect is that you should not treat “no tax due” as meaning “no return needed”. Those are different questions. A transaction may still have to be reported even if the calculation produces no SDLT charge.

In practice, the reporting process usually starts by asking whether the transaction is notifiable under the SDLT rules. If it is, HMRC expects a return to be made using an accepted filing route.

The source recognises two filing routes:

• electronic filing, either through HMRC’s own system or approved third-party software
• paper filing on SDLT1, with SDLT2, SDLT3 or SDLT4 if extra information is required

The mention of supplementary forms matters because some transactions cannot be fully described on the basic return alone. The additional forms are used where the transaction has features that require more detail.

This is also relevant where a relief is being claimed. Claiming relief does not remove the need to notify the transaction if it is otherwise notifiable. The return is still the mechanism by which the transaction and the relief claim are reported to HMRC.

How to analyse it

A sensible way to approach this point is to work through four questions:

• Is the transaction a notifiable transaction for SDLT purposes?
• If it is notifiable, what information has to be given to HMRC?
• Can the transaction be reported electronically, or will a paper return be used?
• Does the transaction need supplementary forms because of its complexity or the amount of detail required?

When applying this in practice, keep these points separate:

• Whether SDLT is payable is a tax calculation question.
• Whether a return must be filed is a notification question.
• Whether relief applies is a substantive tax question, but the claim still has to be made through the return if the transaction is notifiable.

The source also points readers to the wider HMRC material on notifiable transactions. That matters because this page does not define which transactions are notifiable. It assumes that question has already been answered.

Example

Illustration: a buyer completes a land transaction that falls within the SDLT rules and is a notifiable transaction. After applying an available relief, no SDLT is payable. Even so, the transaction must still be notified to HMRC. The buyer or their agent can do this electronically using HMRC’s system or approved software, or by sending paper form SDLT1 and any supplementary forms needed.

Why this can be difficult in practice

The main difficulty is that readers often focus only on whether money is due. The official source makes clear that this is not the right test for filing. A nil liability does not automatically mean that no return is required.

Another practical difficulty is that this page is procedural rather than definitional. It tells you how to notify a notifiable transaction, but it does not itself set out the full rules on what counts as notifiable. That can lead to confusion if someone reads this page in isolation.

There can also be a practical distinction between a straightforward transaction that fits on the main form and a more complex one that requires supplementary forms. The source does not list every situation in which SDLT2, SDLT3 or SDLT4 will be needed, so users must rely on the form guidance and the wider SDLT framework.

Key takeaways

• If a land transaction is notifiable, an SDLT return is required even if no SDLT is payable.
• A relief claim does not remove the obligation to file a return for a notifiable transaction.
• Notification can be made electronically or by paper form SDLT1, with supplementary forms where necessary.

This page was last updated on 24 March 2026

Useful article? You may find it helpful to read the original guidance here: Guidance on Notifying Land Transactions: Electronic and Paper Form Options

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