Title Defects When Selling: Common Issues, Their Impact and How to Fix Them

Title defects are responsible for a disproportionate share of UK property sale collapses. Exact percentages vary by source, but industry reporting consistently places title-related issues among the top three causes of post-offer sale withdrawal, alongside buyer finance failures and survey-driven renegotiation. The frustration for sellers is that title defects rarely announce themselves. Instead, they surface when the buyer’s solicitor obtains official copies from HM Land Registry, reviews them alongside the TA6 form, and finds something that either contradicts the seller’s disclosure or concerns the buyer’s mortgage lender.

This guide is the hub for understanding and resolving title defects. It covers the main categories, how each is spotted, what it costs to fix, and when indemnity insurance is a realistic alternative. Each category has a more detailed sub-guide linked at the relevant point.

What counts as a title defect?

“Title defect” is a broad term covering any issue that affects the clean, saleable ownership of a property. The most common groups are:

• Register errors. Wrong names, incorrect property descriptions, historic clerical errors, mismatched plans.
• Missing or untraceable proprietors. Deceased sellers, long-absent co-owners, divorced ex-partners still named on the title, beneficiaries who cannot be found.
• Title class issues. Possessory or qualified title, where HM Land Registry has not guaranteed full ownership.
• Unregistered land. Property that has never been registered at HM Land Registry and is still governed by pre-registration deeds.
• Restrictive covenants. Breaches of covenants binding on the land (no business use, no extensions without consent, single dwelling only).
• Missing consents. Alterations, extensions, or changes of use made without required freeholder, landlord, or covenant-holder consent.
• Easement and boundary issues. Unclear rights of way, access disputes, boundary discrepancies between the registered plan and physical fencing.
• Adverse possession claims. Ongoing or historic claims by or against the property over land occupation.

How title defects surface during a sale

The buyer’s solicitor’s job is to protect the buyer and their mortgage lender. In doing so, they review:

• The official copies of the title register and title plan from HM Land Registry.
• The TA6 Property Information Form and any additional disclosure.
• Search results — local authority, drainage, environmental, mining, and any relevant optional searches.
• The lease (for leasehold properties).
• The physical property itself, via the buyer’s survey.

Inconsistencies between any of these sources trigger enquiries. If the title register shows a restrictive covenant against extensions and the property has an extension, the buyer’s solicitor will ask whether consent was obtained. If not, a defect is flagged. The same logic applies to every category above. See our detailed guide on checking your Land Registry title before selling for a step-by-step pre-listing check.

The common title defects and their sub-guides

Missing or untraceable proprietors

The registered proprietor has died, disappeared, or is otherwise not able to sign the transfer. This includes co-owners who are not on speaking terms, ex-partners who have moved abroad, and beneficiaries of inherited property who cannot be traced. Resolution can involve probate, tracing agents, court orders, or declarations of presumption of death. For a full walkthrough of options, see our guide to a missing seller on the title.

Possessory or qualified title class

HM Land Registry grades title into three classes: Absolute, Possessory, and Qualified. Possessory title arises where the original deeds have been lost, or where ownership was established by adverse possession rather than a clean paper chain. Buyers and lenders treat possessory title as a higher risk, and many lenders will refuse to lend against it without indemnity insurance. The process to upgrade to absolute title takes time but is often worthwhile before listing. See our guide to selling with possessory title.

Unregistered land

A surprisingly large number of properties in England and Wales remain unregistered, particularly rural land and properties that have not changed hands since compulsory registration began. Selling unregistered land requires first registration at HM Land Registry, which adds two to six months to the timeline but is well understood and procedural. See our guide to selling unregistered land.

Breach of restrictive covenant

Restrictive covenants bind the land to certain rules — no business use, no extensions without consent, no trading vehicles parked overnight, and so on. When a property has been altered in breach of a covenant, the buyer’s solicitor will raise the issue. Resolution almost always involves either retrospective consent from the covenant holder or indemnity insurance against enforcement. See our guide to a restrictive covenant breach when selling.

Missing consents for alterations

Extensions, loft conversions, and structural alterations typically require a combination of planning permission, building regulations approval, and (for leaseholds or restricted titles) freeholder or covenant-holder consent. Where any of these is missing, the buyer will expect either the missing consent to be obtained retrospectively or indemnity insurance to cover the risk of enforcement. See our coverage of specific missing-consent scenarios in the certificates cluster.

Boundary and easement disputes

Disputes about where the boundary runs, or over rights of way across neighbouring land, are more common than most sellers realise. Active disputes must be disclosed and typically stall a sale until resolved. Historic, dormant disputes can often be bridged with indemnity insurance. For the full picture, see our guide to boundary disputes when selling.

Adverse possession claims

Adverse possession is the legal doctrine that long, uninterrupted occupation of land without permission can eventually ripen into ownership. Claims by or against a property can complicate a sale, particularly where the adverse possession affects a boundary strip. See our guide to selling a property affected by adverse possession.

The three routes to resolution

Every title defect is resolved through one of three routes. Choosing the right one early is what separates a four-week delay from a four-month one.

Route 1: Correction

Where the defect is a straightforward error — wrong name, incorrect property description, missing register entry — HM Land Registry can correct it on application. Fees range from £40 to £90 and the turnaround is typically two to four weeks. This is the preferred route where it applies, because it removes the defect entirely.

Route 2: Deed of variation or rectification

Where the defect involves an underlying legal document (lease, transfer, declaration of trust) that needs to be changed, a deed of variation or deed of rectification is prepared and registered. This requires cooperation from other parties (the freeholder, co-owner, or covenant holder) and typically takes four to twelve weeks. Costs run £500 to £3,000. See our defective lease guide for the deed-of-variation process in a leasehold context.

Route 3: Indemnity insurance

Where the defect cannot be corrected or rectified quickly — and where the risk of enforcement or challenge is remote — an indemnity insurance policy can be bought as a one-off. The policy protects the buyer and their lender from loss if the risk ever materialises. Premiums range from £50 to £500 for most residential defects and can be arranged within a few days. The important caveat is that indemnity insurance only works when the defect is latent and undisturbed — once a covenant holder or affected party has threatened enforcement, policies are no longer available.

For a detailed look at indemnity insurance, see our guides to who pays for indemnity insurance and search indemnity insurance.

Withdrawal risk: why title defects collapse sales

The reason title defects are such a potent cause of sale collapse is a combination of timing and information asymmetry:

• Timing: defects typically surface several weeks into conveyancing, after both sides have invested time and money.
• Information asymmetry: the buyer’s solicitor explains the defect to a buyer who has no frame of reference for how serious it is. “There is an issue with the title” sounds catastrophic to a first-time buyer.
• Financial exposure: lenders may refuse to lend against a defective title or require additional conditions, forcing the buyer to walk.

The data consistently shows that defects which were known and disclosed at the point of listing rarely cause collapse. Defects which surface mid-conveyancing frequently do. The remedy is straightforward: check your title before you list, disclose clearly, and present the buyer with a ready-made solution. For context on how title defects fit into the wider pattern of sale collapse, see our guide to why house sales fall through.

What sellers should do before listing

1. Download your official copies (title register and title plan) from HM Land Registry. Each costs £3.
2. Have your conveyancing solicitor review them alongside your physical property and your draft TA6 answers.
3. Identify any restrictions, covenants, notes, or class entries that might flag an enquiry.
4. Check each identified defect against the three resolution routes and get a cost and timeline estimate for each.
5. Where correction or rectification is the right route, start the application before listing.
6. Where indemnity insurance is the right route, obtain a quote (not the policy) and keep it ready.
7. Disclose the defect and your proposed solution in your initial offer pack, not in response to an enquiry three months later.

Doing this work before listing is the single most effective way to protect your sale timeline. For the broader case for getting sale-ready early, see our guide to the cost of being sale-ready.

Sources and further reading

• HM Land Registry — Title register, official copies, first registration, title classes, and application forms (gov.uk/government/organisations/land-registry)
• Law Society — TA6 Property Information Form and conveyancing protocol (lawsociety.org.uk)
• UK Finance Lenders’ Handbook — Lender requirements on title class, indemnity insurance, and restrictive covenants (cml.org.uk/lenders-handbook)
• Land Registration Act 2002 — Statutory framework for registration and adverse possession (legislation.gov.uk)
• First-tier Tribunal (Property Chamber) — Jurisdiction over boundary disputes and register rectification (gov.uk/courts-tribunals/first-tier-tribunal-property-chamber)

Related guides

• Missing Seller on the Title: Options and Process
• Restrictive Covenant Breach When Selling
• Selling Unregistered Land
• Possessory Title: Selling With It or Upgrading First
• Land Registry Title Check Before Selling
• Adverse Possession When Selling
• Boundary Disputes When Selling
• Indemnity Insurance: Who Pays?
• Why Do House Sales Fall Through?

Frequently asked questions