The structure decides everything

When a business owner dies, one fact matters more than any other: how the business was set up. A sole trader's business has no legal existence apart from its owner, so it stops when they do. A partnership dissolves by default the moment a partner dies, unless a partnership agreement says otherwise. A limited company carries on trading as a separate legal person, but its shares fall into the estate, and if the deceased was the only director there may be nobody left with authority to run it. Three structures, three completely different first weeks for the family, the staff and the executors. This guide is general information for England and Wales, not legal or financial advice, and any decisions about restructuring or insurance should go through a qualified professional.

Sole trader: the business dies with the owner

A sole trader and their business are the same legal person. There is no company to inherit, only a collection of business assets: the van, the tools, the stock, the customer list, money owed on outstanding invoices, and possibly a lease. All of it falls into the estate and is handled by the executors alongside the house and the savings.

Three consequences follow. First, the business bank account is a personal account of the deceased, so the bank freezes it on notification of death. Second, contracts made personally by the owner generally end, and employees' contracts terminate by operation of law when their employer dies (they may claim redundancy from the estate). Third, the executors cannot simply carry on trading; their job is to collect in and distribute the estate, and trading beyond what is needed to preserve value can expose them to personal risk. If the business is worth selling as a going concern, speed and specialist advice both matter, because customer goodwill in a one-person business evaporates quickly.

Partnership: dissolved by default, saved by the agreement

Under the Partnership Act 1890, the default rule is stark: a partnership is dissolved when any partner dies. The survivors must wind up the business, settle its debts and pay the deceased partner's share to the estate. For a two-person firm that can mean a forced sale of a perfectly healthy business.

A written partnership agreement overrides the default. Most well-drafted agreements provide that the partnership continues between the survivors, set out how the deceased partner's share is valued, and give the survivors the right (or obligation) to buy it out over a defined period. If you are in a partnership and cannot point to the clause that deals with death, that is the single most useful thing to fix after reading this page.

Limited company: the company survives, the authority may not

A limited company is a separate legal person. It owns its own bank account, employs its own staff and holds its own contracts, so the death of a shareholder does not freeze the company's money or terminate its trading. What passes through the estate is the shares, not the business assets.

The trap sits with single-director companies. If the sole director and shareholder dies, the company still exists but nobody is authorised to act for it: no one can operate the bank account, pay wages or file accounts. The Companies Act 2006 model articles let the personal representatives of the last surviving shareholder-director appoint a new director, but companies formed under older articles, or with bespoke articles, may lack that provision, and the estate can end up applying to court to be entered on the register of members before anyone can act. Reviewing the articles takes an hour now and can save months later.

StructureDoes the business survive?What passes to the estateImmediate risk
Sole traderNo, it ends with the ownerAll business assets individuallyFrozen bank account, contracts end
Partnership (no agreement)No, dissolved by defaultThe deceased partner's shareForced wind-up of the firm
Partnership (with agreement)Usually yesShare valued and bought out per the agreementFunding the buy-out
Limited companyYes, separate legal entityThe shares onlyNo director with authority to act

The first two weeks: what actually stops working

Legal analysis says little about the practical cliff-edge families describe. In the days after the death of a sole trader or sole director, expect some or all of the following:

  • The bank account freezes (sole trader) or becomes inoperable for want of a signatory (sole-director company). Direct debits bounce, including insurance premiums, loan repayments and software subscriptions the business depends on.
  • Wages stop. Staff still turn up, and someone has to tell them whether and how they will be paid.
  • Suppliers and customers need answers. Unfulfilled orders, booked jobs and half-finished projects do not pause themselves.
  • Insurance can lapse. If premiums fail, premises and vehicles may be uninsured exactly when the executors become responsible for them.
  • HMRC obligations continue. VAT returns, PAYE and self assessment deadlines do not wait for probate, though HMRC can be asked for time once notified of the death.

Executors should contact the bank, the accountant and any co-owners in the first days, not after the grant. Some banks will make limited payments before probate for urgent business preservation, and an accountant who already knows the business is usually the fastest route to a realistic picture of what it is worth and whether it can be sold. Our first 30 days guide for executors covers the wider sequence, and the business owners hub collects the planning-side reading.

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Inheritance tax: Business Relief and the new £2.5 million cap

Business assets are part of the estate for inheritance tax, but Business Relief can remove some or all of their value from the tax calculation. Broadly, 100% relief applies to a business or an interest in a business (including a sole trader's business and a partnership share) and to shares in an unlisted trading company. 50% relief applies to certain other assets, including shares giving control of a listed company and land, buildings or machinery owned personally but used by the business. The deceased generally must have owned the asset for at least two years before death, and mainly investment businesses (such as letting property or holding shares) do not qualify.

For deaths on or after 6 April 2026, the 100% rate is no longer unlimited. GOV.UK confirms that 100% relief is capped at a £2.5 million allowance, shared between qualifying business property and agricultural property. Qualifying value above the allowance receives 50% relief instead, which means an effective inheritance tax rate of 20% on the excess. The allowance works alongside the ordinary nil-rate band of £325,000, and any unused allowance can pass to a surviving spouse or civil partner, potentially giving a couple up to £5 million of 100% relief between them. Our Business Relief basics guide covers the qualifying rules in more depth, and the inheritance tax pillar sets out how reliefs interact with the rest of the estate.

A worked example

Sanjay and his sister Meera each own 50% of an unlisted family manufacturing company. Sanjay dies in May 2026 and his half-share is valued at £3,200,000. His other assets (home and savings) use up his nil-rate band and residence nil-rate band. On the shares:

  • First £2,500,000: 100% Business Relief, taxable value nil.
  • Remaining £700,000: 50% relief, so £350,000 is taxable.
  • Inheritance tax on the shares: 40% of £350,000 = £140,000.

Before 6 April 2026 the same shareholding would typically have passed entirely free of inheritance tax. £140,000 is a real liability the estate must fund, and if the wealth is locked in the company, funding it may itself require planning. HMRC allows inheritance tax on qualifying business property to be paid in ten annual instalments, which softens but does not remove the problem. You can model how a business stacks against the thresholds with our IHT threshold calculator.

Cross-option agreements: the buy-out that keeps the relief

Where a business has co-owners, the usual plan is for the survivors to buy the deceased's share and the family to receive cash. The obvious tool, a binding contract obliging the estate to sell and the survivors to buy, has a serious tax flaw: assets subject to a binding contract for sale at death lose Business Relief, because the estate is treated as holding a right to money rather than business property.

The standard solution is a cross-option agreement. Each owner grants the others an option to buy their share on death, and grants their own estate an option to require the survivors to buy. Either side can trigger the sale, so in practice it almost always happens, but because neither side is bound until an option is exercised, there is no contract for sale at the date of death and Business Relief survives. The purchase price is normally funded by life insurance policies each owner takes out on their own life, written in trust for the co-owners, so the money arrives outside the estate and without waiting for probate. Getting the option wording, the valuation mechanism and the trust drafting right is solicitor-and-adviser work, not a template exercise.

Business LPAs: the gap before death

Death is not the only event that can decapitate a business. If an owner loses mental capacity through illness or accident, every problem described above arrives early, and no will or probate process can help because the owner is still alive. A lasting power of attorney for property and financial affairs lets a chosen attorney step in, and business owners can make a separate business LPA appointing someone with commercial experience to handle only business decisions, while a different attorney handles personal finances. Without one, the family faces a Court of Protection deputyship application, which commonly takes months, during which nobody can lawfully pay staff or sign for the business. Our guide to power of attorney versus probate explains where each tool starts and stops.

Putting a plan in place

For most owners the checklist is short: a will that deals specifically with the business, articles or a partnership agreement checked for what happens on death, a cross-option agreement with insurance if there are co-owners, a business LPA for incapacity, and a realistic look at the inheritance tax position now that the £2.5 million cap has a start date behind it. Each item is routine for an estate planning specialist who works with business owners, and reviewing them together takes far less time than untangling a frozen business after a death. If your estate includes a trading business, it is worth having that review while every option is still open.