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14 May 2026

Stamp Duty and Divorce: What Happens to Property in a Separation

The good news: court-ordered transfers in a divorce are SDLT-exempt. The bad news: informal transfers and the second-home surcharge create real traps. What every separating couple should know.

Divorce and the dissolution of a civil partnership involve some of the largest financial reallocations many people will ever experience. The family home is usually the biggest asset on the table. Stamp duty is rarely top of mind during separation — but it can produce nasty surprises if the transfer arrangements are handled informally. The general principle is straightforward, the exceptions are not.

The general rule: court orders are SDLT-free

Paragraph 3 of Schedule 3 to the Finance Act 2003 provides that land transactions made in pursuance of a court order in divorce, dissolution of civil partnership, judicial separation, or nullity proceedings are exempt from SDLT. The exemption is automatic — no application or claim is needed. It applies regardless of the value of the property, the consideration involved, or which spouse keeps the home.

In practice, when the family court approves a consent order transferring the home from one spouse to the other (with or without an equalisation payment), that transfer is SDLT-free. This is true even where one spouse pays the other a substantial sum as part of the financial settlement.

The trap: only court orders qualify

Many separating couples want to avoid the cost and adversarial nature of formal divorce proceedings, and arrange property transfers informally between themselves. This can be expensive. Informal agreements — even written ones — do not engage the divorce exemption. Without a court order, an inter-spousal property transfer with any consideration (cash, debt assumption, or otherwise) is treated as an ordinary chargeable transaction.

Example: a couple agrees that the wife will keep the £500,000 family home and pay the husband £200,000 to buy out his share. They draft an agreement themselves and don't involve the court. The transfer is treated as a purchase of a half-share for £200,000, with SDLT calculated on the £200,000 — about £1,500 at current standard rates. The same transfer made under a court order would have been SDLT-free.

Practical advice

Even if your separation is amicable, formalise the property transfer in a consent order if at all possible. The cost of court-stamping a consent order is modest; the SDLT saving can be substantial. Speak to a family solicitor before transferring title.

Mortgages: the proportional debt rule

Where one spouse is removed from the mortgage and the other takes on full responsibility, the value of the debt transferred is consideration for SDLT — unless the transfer is under a court order, in which case the divorce exemption protects it.

Example: outside of a court order, if the wife takes the husband off a £300,000 mortgage as part of the buy-out, she has assumed an additional £150,000 of debt (his half of the joint mortgage). That £150,000 is chargeable consideration in addition to any cash buy-out. Inside a court order, the same transaction is exempt.

The "replacement of main residence" rule

Where one spouse leaves the family home and buys a new property, the additional-dwelling surcharge of 5% may apply to the new purchase — because, at the moment of completion, that spouse still owns a share of the old property. HMRC's "replacement of main residence" relief allows reclaim of the surcharge if the previous main residence sells within 36 months, but during divorce proceedings the timeline can blow out beyond that window.

Read our dedicated piece on the second-home surcharge for the full rules. The key point during divorce: the surcharge may have to be paid up-front on the new purchase, and then reclaimed once the old home is transferred or sold.

Practical sequencing

Two patterns can save substantial SDLT during a divorce: (1) get the consent order in place before any inter-spousal property transfer; (2) if the leaving spouse is buying a new home, complete the disposal of their share of the old home before completion of the new purchase, to avoid the 5% surcharge.

Both require some planning and good communication between solicitors. Where this can't be achieved, the surcharge can usually be reclaimed within the 36-month window via an SDLT refund claim.

If you've already moved without a court order

You may have unnecessarily paid SDLT on an inter-spousal transfer that, with a consent order, would have been exempt. Speak to a family solicitor about ratifying the arrangement retrospectively — and check whether an overpayment relief claim is possible.

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