Understanding Seller’s Estate Agent Fees in Property Transactions

SDLT and a Buyer Paying the Seller’s Estate Agent Fee

If a buyer is required under the sale contract to pay the seller’s estate agent fee, that payment is usually treated as part of the price paid for the property for SDLT purposes. This means the chargeable consideration is the purchase price plus the estate agent fee, even if the fee is paid directly to the agent rather than to the seller.

• SDLT is charged on the full consideration given for the property, not just the headline purchase price.
• If the buyer takes on a cost that is legally the seller’s liability, that amount may need to be added to the SDLT figure.
• HMRC’s example shows a £248,000 purchase price plus a £2,500 seller’s estate agent fee, giving chargeable consideration of £250,500.
• The key factor is whether the contract expressly requires the buyer to pay the seller’s estate agent fee as part of the purchase arrangement.
• This can affect the SDLT return, the amount of tax due, and whether the transaction moves into a higher SDLT threshold.
• Conveyancers and buyers should check contracts carefully for side payments or seller costs that the buyer has agreed to meet.

Scroll down for the full analysis.

SDLT and seller’s estate agent fees: when the buyer’s payment increases the taxable price

This page explains a simple but important SDLT point: if a buyer agrees, under the sale contract, to pay the seller’s estate agent fee, that payment is treated as part of the consideration for the property. In practice, that means the amount counted for SDLT is not just the stated purchase price. It also includes the estate agent fee the buyer has taken on.

What this rule is about

SDLT is charged by reference to the chargeable consideration for a land transaction. The key question here is whether a payment made by the buyer is really part of what the buyer is giving for the property, even if it is paid to someone other than the seller.

The specific issue in the source material is the seller’s estate agent fee. Normally, that fee is the seller’s liability. But if the buyer agrees, as part of the purchase arrangement, to pay it, that payment is treated as part of the price being given for the property.

This matters because SDLT looks at substance, not just labels. A contract might say the house price is one figure, but if the buyer must also discharge a seller’s cost as part of the deal, the total consideration can be higher.

What the official source says

The official example says that where a buyer agrees to buy a house for £248,000 and also agrees under the contract to pay the seller’s estate agent fee of £2,500 including VAT, the chargeable consideration is £250,500.

So the SDLT calculation is based on:

• the stated purchase price, plus
• the seller’s estate agent fee that the buyer is required to pay.

The important feature is that the contract for sale and purchase specifies that the buyer has to pay that fee. On those facts, the fee forms part of the consideration for the land transaction.

What this means in practice

If you are the buyer, you should not assume that SDLT is calculated only on the amount described as the purchase price in the contract. If the deal requires you to meet a liability that would otherwise fall on the seller, that extra amount may need to be added.

For conveyancers and taxpayers, the practical point is to check whether the buyer is paying any seller-side costs as part of the bargain for the property. A seller’s estate agent fee is a clear example from HMRC’s material.

This can affect:

• the SDLT return figure for chargeable consideration
• whether a transaction crosses an SDLT threshold
• the amount of SDLT due

The fact that the money is paid to the estate agent rather than directly to the seller does not prevent it from being treated as consideration for the property.

How to analyse it

A sensible way to approach this issue is to ask the following questions:

• What is the stated purchase price for the property?
• Is the buyer also required to pay any amount that is really the seller’s liability?
• Does the sale contract expressly say the buyer must pay that amount?
• Is that payment part of the overall bargain for acquiring the property?

If the answer to those questions points to the buyer taking on a seller’s cost as part of the purchase arrangement, that amount is likely to be added to the chargeable consideration.

In this source, the decisive point is straightforward: the buyer is contractually obliged to pay the seller’s estate agent fee, so it is included.

Example

Illustration: A flat is sold for £300,000. The contract also says the buyer must pay the seller’s estate agent fee of £3,600. Even though the fee is payable to the estate agent, the buyer is meeting a seller’s cost as part of the purchase deal. On the same logic as the official example, the chargeable consideration would be £303,600.

Why this can be difficult in practice

The source example is clear, but real transactions are not always drafted so neatly. Difficulty can arise where documents are inconsistent, or where a payment is described separately from the price without making clear whether it is part of the land bargain.

The main fact-sensitive question is whether the buyer is truly paying an amount as part of the consideration for the property, or whether the payment is separate in nature. The source material only deals with the straightforward case where the contract expressly requires the buyer to pay the seller’s estate agent fee. It does not try to resolve more marginal arrangements.

Another practical risk is that parties may focus on the headline price and overlook side obligations in the contract. That can lead to an incorrect SDLT figure if additional amounts have not been included.

Key takeaways

• If the buyer must pay the seller’s estate agent fee under the sale contract, that fee is added to the chargeable consideration for SDLT.
• SDLT is based on the full value given for the property, not just the headline purchase price.
• Check the contract carefully for any seller liabilities the buyer has agreed to discharge.

This page was last updated on 24 March 2026

Useful article? You may find it helpful to read the original guidance here: Understanding Seller’s Estate Agent Fees in Property Transactions

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