Every Isle of Man company must file an annual return with the Isle of Man Companies Registry within one month of its made-up date — the anniversary date the Registry holds for your company, not a date you choose and not the end of your financial year. The standard fee is £380 if it is filed on time, rising to £480 if it is late and £630 if it is more than three months late. There is no confirmation statement on the Isle of Man. That is a UK filing, made to Companies House, which replaced the UK's own annual return in 2016. The Island kept its annual return, kept its own Registrar, and kept its own deadline — and confusing the two is one of the more expensive mistakes a UK-experienced director makes here.
The made-up date is the whole point
A UK confirmation statement runs from a review period tied to incorporation and can be filed any time in the fourteen days after it ends. The Isle of Man works differently: your company has a made-up date, and the return must be with the Registrar within one month of it.
Two consequences follow, and both catch people out.
First, the date is specific to your company. Two Manx companies incorporated in different months have different deadlines, and there is no single annual date the whole Island works to. If you run more than one company, you have more than one deadline.
Second, the window is short. One month is not much, and it does not move because you were away, mid-audit, or waiting on information. The fee ladder starts climbing the day after.
| Filing | Fee |
|---|---|
| Annual return, on time | £380 |
| Annual return, late | £480 |
| Annual return, more than three months late | £630 |
Fees are those published by the Isle of Man Companies Registry as captured in July 2026; confirm the current schedule at the Registry before relying on a figure.
What the annual return is not
It is not your accounts. It is not your tax return. It is a Registry filing about the company's particulars, made to the Registrar of Companies, and it sits alongside two entirely separate obligations that go to a different body on a different timetable.
Your company income tax return goes to the Assessor of Income Tax and is due one year and one day after the end of your accounting period (PwC Isle of Man) — a Manx rule with no UK equivalent, and one that has nothing to do with your made-up date. The rate it is charged at is usually 0%, which does not remove the obligation to file: see Isle of Man tax explained.
Your accounts are a company-law matter under whichever Act your company sits under, and the audit position differs from the UK's in a way that surprises most incoming directors — see does your Isle of Man company need an audit?.
Three obligations, three deadlines, two different Manx bodies. Treating them as one annual event is how a company ends up paying £630 for a filing that cost £380 four months earlier.
Why the UK comparison keeps misleading people
The UK abolished its annual return (form AR01) in June 2016 and replaced it with the confirmation statement. Anyone whose company-secretarial habits were formed in the UK after that date has never filed an annual return in their working life, and reasonably assumes the Island works the same way.
It does not. The two jurisdictions share a lot of vocabulary and almost none of the mechanics.
| Isle of Man | United Kingdom | |
|---|---|---|
| Filing | Annual return | Confirmation statement |
| Filed with | Isle of Man Companies Registry | Companies House |
| Timing | Within one month of the made-up date | Within 14 days of the review-period end |
| Can the company self-file? | 2006 Act companies must act through a licensed registered agent | Yes, directly |
That last row is the one that changes how you actually operate. An Isle of Man Companies Act 2006 company must appoint a licensed registered agent, and filings are made through them. You cannot simply log in and file it yourself the way a UK director can with Companies House. This is not an administrative preference — it is a feature of the Island's regulated corporate-services regime.
And to be explicit about a name that trips people constantly: the Isle of Man Companies Act 2006 is not the UK Companies Act 2006. Same year, same name, different statute, different country.
What it costs to keep a company on the register
The annual return fee is the recurring cost of existence for a Manx company. Set against incorporation, the shape looks like this:
| Event | Fee |
|---|---|
| Incorporation, 48-hour service | £100 |
| Incorporation, 2-hour service | £250 |
| Incorporation, while-you-wait | £500 |
| Annual return, each year, on time | £380 |
These are Registry fees only. They do not include your registered agent's charges, your accountant's, or anything else — and a Manx company's real annual running cost is the agent and the compliance around it rather than the Registry line. Our guide to setting up a company on the Isle of Man sets out the full picture at formation.
Keeping the underlying information right
The annual return reports the company's particulars, so the work is mostly about whether what the Registry holds is still true: directors, secretary, registered office, share capital and shareholdings. Changes made during the year should already have been notified separately — the return is a confirmation, not the place to make a change for the first time.
Beneficial-ownership information sits on a separate track again, and it changed materially in 2026. If nobody has looked at your company's beneficial-ownership position since then, that is worth doing in the same sitting — our guide to the 2026 beneficial ownership changes covers what moved.
The practical routine that keeps this tidy is unglamorous: know your made-up date, diarise it a month early, and keep the register of members current through the year rather than reconstructing it in the one-month window.
If you have already missed it
File it. The fee ladder has two more steps and the third one — more than three months late — is where it starts to hurt. Persistent failure to file is also a matter the Registrar can act on in its own right, and a company that is not up to date on the register creates friction everywhere else: banking, due diligence, any transaction that involves someone checking the company's standing.
Bringing a company back into good standing is ordinary work. Leaving it is what turns a £380 filing into a problem.
Frequently asked questions
When is an Isle of Man annual return due? Within one month of the company's made-up date — the anniversary date held by the Isle of Man Companies Registry. It is specific to your company, not a single Island-wide date.
How much does an Isle of Man annual return cost? £380 filed on time, £480 if late, and £630 if more than three months late, on the Companies Registry fees captured in July 2026. Confirm the current schedule at the Registry.
Does the Isle of Man have a confirmation statement? No. The confirmation statement is a UK filing made to Companies House. The Isle of Man kept its annual return, filed with the Isle of Man Companies Registry.
Is the annual return the same as my company's tax return? No. The annual return is a Registry filing about company particulars. The company income tax return goes to the Assessor of Income Tax and is due one year and one day after the accounting-period end.
Can I file my Isle of Man annual return myself? An Isle of Man Companies Act 2006 company must act through a licensed registered agent, so filings are made through the agent rather than directly by the director.
Is the Isle of Man Companies Act 2006 the same as the UK's? No. They share a name and a year and are different statutes in different jurisdictions. UK Companies House rules, filing deadlines and audit thresholds do not apply on the Island.
