Offshore Tax Services in the UK

Managing offshore income and investments comes with unique opportunities and challenges. At Jermyn & Co, we specialise in offshore tax services, providing expert guidance to individuals and businesses with international interests.

Whether you’re managing overseas assets, relocating, or operating across jurisdictions, our tailored advice ensures compliance with UK and international tax laws while optimising your financial position.

Why Jermyn & Co?

Why Choose Jermyn & Co for Offshore Tax Services?

Offshore tax matters require a deep understanding of international tax laws, treaties, and compliance requirements. At Jermyn & Co, we help you:

  • Optimise Tax Efficiency – Minimise liabilities on offshore income, gains, and investments.
  • Ensure Global Compliance – Meet the requirements of UK and international tax authorities, including HMRC.
  • Leverage Tax Treaties – Benefit from double taxation agreements to avoid paying tax on the same income in multiple countries.
  • Protect Your Wealth – Develop robust strategies to safeguard your assets across jurisdictions.

Our proactive approach ensures your offshore tax affairs are handled effectively and ethically.

HMRC Disclosure Support

OECD Common Reporting Standard (CRS)

Trusts and Foundations

Wealth Reporting and Transparency

Jermyn & Co

Explore Our Core Offshore Tax Services

We offer a comprehensive range of offshore tax services tailored to your unique needs:

Expatriate Tax Planning
Provide tailored advice for individuals relocating to or from the UK, ensuring compliance and minimising tax exposure.

Offshore Income Reporting
Accurately report income from overseas sources, such as rental properties, dividends, and interest, to HMRC.

Double Taxation Relief
Navigate double taxation treaties to avoid being taxed twice on the same income in the UK and abroad.

Offshore Asset Structuring
Advise on tax-efficient ownership structures for international investments and assets.

Jermyn & Co

What our clients say about their experience with us

Definitely worth 5 stars. Would highly recommend.Extremely helpful with both my personal and business accounts.


Willewhar via Google

Jermyn &Co are a friendly and helpful firm. Always accessible and willing to help.


Mark Cozens via Google

I have been a customer of Karl for some years now and have always found him and his team approachable, professional and friendly. All my questions and accounting issues are answered and dealt with quickly and he is always happy to help in anyway. I couldn’t recommend them enough.


Sue Hull via Google

Great service – always friendly and willing to advise. Goes the extra mile for you which is lovely and much appreciated in this day and age.


Charles Grewcock via Google

Very personable attention from staff. I value the advice from, frank discussions with, Karl


Matt Langley via Google

I’ve just switched my accountant to here, and found out i had been paying unreasonable tax for my business with my previous accountant. Karl is very professional and very experienced. Great service!


Vinse M.Y. via Google
they do this job

I recently needed a remorgage to set up a new business. a friend recommended Karl. He advised my business with the right stucture, helped me with morgage very quickly. reliable service!


Ashley Wang via Google

The team at Jermyn & Co has always been really helpful and efficient in resolving any issues. Karl has offered me good advice over the years and helped me to develop my business.


Peter Cairns via Google

I have been a customer for a number of years and am a very small company in terms of turnover. The service and guidance I have received over the years from the staff especially Karl has been fantastic! I am always late getting my books in but they always turn them around in double quick […]


Nicky via Google

Very good and reliable accountants , fast response and always there to help .Been using Karl Jermyn for more than 5 years and not planning to change soon .


Selena Andone via Google

Jermyn & Co

Frequently Asked Questions about Offshore Tax Services

Yes, UK residents are required to report worldwide income, including offshore earnings, on their self-assessment tax return. We’ll help you ensure full compliance.

The UK has double taxation agreements with many countries, which can reduce or eliminate tax on the same income in multiple jurisdictions. We’ll guide you through claiming the appropriate reliefs.

The CRS is a global standard for exchanging financial account information between tax authorities. We’ll help you comply with CRS requirements to avoid penalties.

Yes, we provide advice on setting up and managing offshore trusts for tax efficiency and wealth protection, ensuring compliance with UK and international regulations.

Our Accountancy Services

We offer a range of services to help you manage your finances and grow your business.

Why Jermyn & Co?

Why Choose Jermyn & Co for Your Accounts?

At Jermyn & Co, we’re more than just accountants – we’re your partners in success. Our accountancy services are designed to help you:

  • Stay Compliant – Ensure your financial records meet HMRC and Companies House requirements.
  • Save Time – Let us handle the numbers while you focus on growing your business.
  • Improve Efficiency – Streamline processes and reduce errors with expert support.
  • Plan for Growth – Use actionable insights to guide your financial decisions and achieve your goals.

With our proactive approach, you’ll gain the confidence and clarity you need to succeed.

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Why Jermyn & Co?

Why Choose Jermyn & Co for Business Tax?

Tax legislation in the UK can be complex and ever-changing, but with Jermyn & Co by your side, you’ll have access to expert advice and practical solutions.

Our services include:

With our expertise, you can focus on running your business while we handle the numbers. We’re committed to helping you stay ahead of deadlines and legislation changes.

Corporation Tax Compliance

VAT Services

R&D Tax Credits

Tax Planning and Advisory

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Why Jermyn & Co?

Why Choose Jermyn & Co for Personal Tax?

At Jermyn & Co, we understand that everyone’s financial situation is unique. Our personal tax services are designed to help you:

  • Optimise Tax Efficiency – Leverage allowances, reliefs, and deductions to minimise your tax liability.
  • Ensure Compliance – Stay on top of filing deadlines and HMRC requirements to avoid penalties.
  • Plan for the Future – Align your tax strategy with your long-term financial goals.
  • Simplify Tax Complexity – Let us handle the details so you can focus on what matters most.

From simple tax returns to complex financial arrangements, we provide expert advice and support tailored to your needs.

Proactive Tax Planning

Expert Guidance

Tailored Solutions

Stress-Free Compliance

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Why Jermyn & Co?

Why Choose Jermyn & Co for Corporate Finance?

At Jermyn & Co, we understand that every business is unique. Our experienced team offers a personalised approach to corporate finance, helping you:

  • Secure Financing – Access the funding you need for expansion, acquisitions, or working capital.
  • Plan for Growth – Develop tailored financial strategies to achieve your business objectives.
  • Manage Mergers & Acquisitions – Navigate complex transactions with confidence, from valuations to negotiations.
  • Optimise Financial Performance – Streamline processes, reduce costs, and maximise profitability.

Whether you’re a start-up seeking investment or an established business exploring new opportunities, we’ll provide the expert guidance you need to succeed.

Business Valuations

Mergers & Acquisitions (M&A)

Fundraising & Investment

Financial Modelling
& Forecasting

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Why Jermyn & Co?

Why Choose Jermyn & Co for HR Services?

At Jermyn & Co, we understand that every business is unique, and so are its HR needs. Our tailored HR services help you:

  • Stay Compliant – Meet the latest UK employment laws and regulations with ease.
  • Save Time and Resources – Let us handle the admin while you focus on growing your business.
  • Engage Your Team – Build a positive, productive workplace with our employee engagement solutions.
  • Grow with Confidence – Ensure your HR strategy aligns with your long-term business objectives.

Whether you need ongoing HR support or help with a specific issue, our experienced team is here to assist.

Payroll Management

HR Compliance

Employee Engagement & Retention

Training & Development

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Jermyn & Co

How We Help You Succeed

At Jermyn & Co, we don’t just handle compliance – we provide strategic advice to help you maximise the benefits of offshore investments and income. Our tailored solutions ensure you remain compliant with global tax laws while protecting your wealth and minimising liabilities.

Whether you’re an individual with international interests or a business operating across borders, we’ll guide you through the complexities of offshore taxation with clarity and confidence.

Ready to Simplify Offshore Taxation?

Talk To Us

Schedule a free consultation to discuss your offshore tax needs.

Review and Plan

We’ll create a tailored strategy for managing your international tax obligations.

Achieve Peace of Mind

Stay compliant while optimising your offshore income and investments.