Can a UK Limited Company Legally Hold Bitcoin?

Can a UK Limited Company Legally Hold Bitcoin?


Yes. A UK limited company can legally hold Bitcoin on its balance sheet.

There is no law preventing it. There is no permission to seek. No regulator to notify. If your company can buy a van, a laptop, or shares in another business, it can buy Bitcoin.

That is the short answer, and most directors are surprised by how simple it is. What follows is the part nobody tells you. The legal position is straightforward. The accounting treatment, the governance, and the custody are where directors get stuck, and where getting it wrong costs real money.

This article walks through all of it, in plain English, for UK company directors.


The legal position, stated plainly

A UK limited company has the power to hold any asset unless its own articles of association prohibit it. Bitcoin is not prohibited by UK law. It is not illegal to own, buy, or hold. Companies across the UK already hold it.

You do not need FCA authorisation to hold Bitcoin as a company. Authorisation is required to carry on certain regulated activities, such as operating an exchange or providing custody services to third parties. Holding an asset on your own balance sheet is not a regulated activity.

Check your articles. In the vast majority of UK companies, the objects clause is unrestricted, meaning the company can do anything a natural person could do. If your articles are unusually restrictive, that is a five-minute conversation with your accountant, not a barrier.

That is the whole legal question. It is settled. Now for the parts that actually matter.


How Bitcoin is accounted for under FRS 102

This is where most directors and, frankly, most accountants get uncomfortable. So here it is clearly.

Bitcoin is not cash. Under FRS 102, cash and cash equivalents must be readily convertible to known amounts of cash and subject to an insignificant risk of changes in value. Bitcoin is volatile, so it fails that test. It is also not a financial instrument, because holding Bitcoin gives you no contractual right to receive cash from another party.

That leaves two possible classifications, and for most companies, only one is realistic.

If your company buys and sells Bitcoin as its main trading activity, it may be treated as inventory. That is not most companies.

For everyone else, Bitcoin is treated as an intangible asset under FRS 102 Section 18. It is an identifiable non-monetary asset without physical substance. It is separable, because it can be sold or transferred. It meets the definition.

Your Bitcoin is initially recognised at cost, from the point your company obtains control of it. Control means the ability to access the asset, direct its use, and restrict others from doing so. In practice, control begins when the company can make hold and sell decisions.


Cost model or revaluation model

After initial recognition, FRS 102 gives you an accounting policy choice.

Under the cost model, the Bitcoin is carried at cost less accumulated amortisation and any impairment losses. This is the simpler route and the one most UK practitioners currently adopt.

Under the revaluation model, the Bitcoin is carried at fair value. But there is a condition. The revaluation model can only be used where an active market exists for the asset. Bitcoin trades continuously on global exchanges, so there is a reasonable argument that an active market exists. This remains a debated point among practitioners, so if you want to use the revaluation model, that is a conversation to have with your accountant and to document properly.

If you do revalue, increases go to other comprehensive income and accumulate in a revaluation reserve within equity. Decreases go to other comprehensive income to the extent of any previous increase for that asset, and any excess goes to profit or loss.


The amortisation point most people get wrong

Here is a detail that catches directors out, and it is the single biggest difference between UK GAAP and international standards.

Under FRS 102, no intangible asset can have an indefinite useful life. Under IAS 38, the international standard, an entity can assign an indefinite life to an intangible where it can be demonstrated. Under FRS 102, it cannot.

That means your company must estimate a useful economic life for its Bitcoin and amortise it on a systematic basis over that life.

If management cannot reliably estimate a useful life, the maximum amortisation period is ten years. It can be shorter, but not longer.

That ten-year cap only applies where a reliable estimate cannot be made. Where a longer life can be justified with supporting documentation, that longer period should be used. This is why the documentation you produce at the point of purchase matters so much. It is not paperwork for its own sake. It determines your reported numbers for years.

You must also perform impairment testing. If the carrying value exceeds the recoverable amount, an impairment loss is recognised.


Tax, and the trap in it

Bitcoin held by a company is subject to corporation tax on chargeable gains when disposed of, not capital gains tax as it would be for an individual.

The trap is what counts as a disposal. Selling Bitcoin for sterling is obviously a disposal. So is exchanging Bitcoin for another cryptoasset. Every disposal event, including a crypto to crypto swap, is a taxable event. Many directors do not realise this and only discover it when their accountant asks for a transaction log that does not exist.

Keep a complete, timestamped record of every acquisition and every disposal from day one. Record the exchange you used, the price source, and the timestamp. This is not optional. It is a legal record keeping obligation and it will save you a painful reconstruction exercise later.

Where a company holds Bitcoin denominated in a non sterling currency, currency translation rules will also apply.


Custody. Where the real risk lives

The legal question is easy. The custody question is where companies actually lose money.

If your company buys Bitcoin and leaves it on an exchange, the company does not really hold Bitcoin. It holds an IOU from that exchange. Exchanges have failed before, and every time they do, the people who thought they owned Bitcoin discover they owned a claim on a bankrupt company instead.

Self custody means the company controls its own private keys. That is the only arrangement in which the company genuinely owns the asset.

For a company, self custody raises governance questions that a private individual never faces. Who holds the keys? What happens if that person leaves, or dies? How does the company demonstrate control to its auditor? How is a recovery phrase stored, and who can access it?

Serious answers exist for all of these. Multi signature arrangements, where more than one director must approve a transaction, mirror the dual authorisation controls your company already uses for its bank account. Hardware wallets held in a company safe, with a documented recovery procedure and a tested restore, are entirely workable.

What is not workable is one director with a recovery phrase in a desk drawer and no plan. That is not a treasury policy. It is an accident waiting to be discovered by your successor.


The governance a serious company needs

If you are going to do this properly, three documents do most of the work.

A company Bitcoin treasury policy. This is the rulebook. It states the purpose of the holding, the maximum allocation as a percentage of reserves, the custody arrangements and who controls the keys, the accounting treatment adopted, the circumstances in which Bitcoin may be sold, and the review cadence.

A board resolution. This is the formal approval by the directors. It records that the board has considered the decision, approved the allocation within stated limits, approved the custody arrangement, and specified that Bitcoin will not be sold without further board approval.

An accountant briefing. Your accountant may never have dealt with this. Give them the FRS 102 Section 18 reference, the classification you have adopted, the model you are using, and the useful life you have determined and why. Do not make them guess. A good accountant will engage with this readily once they can see it has been thought through.

These are not bureaucratic hurdles. They are what turns a director's personal conviction into a defensible corporate decision. If a co director, an auditor, or a future buyer of your business asks why the company holds Bitcoin, these documents are the answer.


The question directors should actually be asking

By this point the legal question has answered itself. Yes, your company can hold Bitcoin. The mechanics are known, the accounting is defined, and the governance is straightforward once someone has laid it out.

So the real question is not whether it is allowed. It is whether the alternative is safe.

Your company's surplus cash is not sitting still. Sterling loses real purchasing power every year, quietly, whether or not anyone in the business notices. That is not a market risk you chose to take. It is a structural loss built into holding the currency, and it compounds.

A deposit account paying a few percent feels prudent. Measured against the real rate at which money loses value, it is a guaranteed loss dressed up as safety. The risk was never in acting. It was in the years of not acting, while the balance stayed the same and its purchasing power drained away.

That is the decision in front of a director. Not legality. Not paperwork. Whether to keep absorbing a certain, silent loss, or to structure a small, governed, well documented allocation to an asset with a supply that cannot be expanded.


Before you do anything

This article is educational. It is not financial, investment, tax, or legal advice, and it is not a recommendation to buy Bitcoin. Bitcoin is volatile and its value can fall as well as rise. Company circumstances differ enormously. Always carry out your own due diligence and take advice from your accountant and from FCA authorised professionals before making any treasury decision.

If you want to see the actual figure that monetary debasement is costing your own company's cash, our Cash Erosion Calculator gives you the number on your own reserves in about two minutes. And if you want the full framework, the policy templates, the board resolution, the accountant pack, and the custody guidance, that is exactly what the Bitcoin Treasury Workshop is built to give you.