Working Across Borders.

Transcript

MARK: Welcome to Working Across Borders, from Fenton International. I'm Mark Abbs, and today we're looking at something that sounds obvious but is often handled in two separate conversations: the connection between immigration and tax.

Joining me is Ming Chung from Hudson McKenzie, a specialist global immigration firm. Ming, good to have you with us.

MING: Thanks, Mark. Good to be here.

MARK: The starting point is simple. An immigration decision can quietly become a tax fact. The visa route, the date somebody moves, which entity sponsors them, their contract, where the family lives — all of it can shape a tax analysis later. But by the time the tax adviser sees the case, some of those decisions are already made.

MING: Exactly. From the immigration side, we're often involved very early. A business wants somebody in a country by a particular date, so we're looking at the right route, whether sponsorship is required, which entity's involved, whether the family's moving, and what the individual is actually permitted to do. For businesses, we're also looking at how the immigration strategy works in practice, the timing, the employment structure, the sponsor's compliance obligations and ultimately whether the solution is workable for both the individual and the business. Those are immigration questions, but some of the answers clearly have consequences elsewhere.

MARK: Which is the whole point of this episode. Not that immigration advisers should start giving tax advice — quite the opposite. It's about recognising the points where the two disciplines need to connect. Let's start with the most obvious one: timing.

MARK: Ming, how much importance does immigration place on dates?

MING: A lot. There's an intended start date, a visa start date, the date of entry, the first permitted working day, an extension or curtailment date, and eventually a departure or repatriation date. Businesses work around those because they determine when someone can lawfully move and work.

MARK: And from the tax side, the immigration date and the tax date aren't necessarily the same thing. UK residence, and potential split-year treatment, depend on the actual facts — when someone leaves or arrives, how many days they spend here, whether they keep working here. Get it wrong and you can be looking at exit-year filing and double-tax exposure that a bit of planning would have avoided. The date chosen for immigration purposes can become the tax date.

MING: Which is why sequencing matters. Flag a tax-sensitive date before the immigration process is finalised, and there's often still flexibility. Raise it afterwards, and there may not be.

MARK: Take an ordinary example — an executive starts an overseas role in late March but comes back to the UK for a few workdays before the fifth of April, for board meetings or handover work. Those few days can matter enormously to the UK residence position. So the useful question during the immigration process is simply: is the move date also a tax date?

MARK: The second connection is the employment contract. Immigration can influence which entity actually employs or sponsors someone, can't it?

MING: Yes. The route can require a particular sponsoring entity or employment relationship, and there are decisions about whether someone stays on their home-country contract, moves to a local one, or goes on assignment. From an immigration perspective, we need to make sure that structure is permissible under the relevant route, but we also want to understand what the business is ultimately trying to achieve. There's rarely much value in designing an immigration solution in isolation if the employment or mobility structure then creates a problem elsewhere.

MARK: And from the tax side, that same structure can change the answer. Reliefs for travel, accommodation and subsistence often depend on the nature and length of the arrangement — a local contract might be entirely right for immigration and still produce a different, and potentially more expensive, tax outcome than an assignment structure would. And that's a much easier fix before the paperwork's signed than after. So the useful question is: could the contract structure or expected duration change the relief available?

MING: Which is really an argument for having that conversation before the paperwork's final. The immigration answer might not change — but the business goes in understanding the cost.

MARK: Third connection, and the one people most often forget: social security. People assume that if the tax position is sorted, social security follows automatically. It doesn't.

MING: And from our side we usually know the relevant facts early — where the person will physically work, which entity employs or sponsors them, whether the move is temporary, likely to be extended, or might convert into local employment.

MARK: Those same facts help determine which country's social security system applies. Contributions can stay in the home system, move to the host country, or in trickier cases, arise in both. There may be certificates or agreement coverage to sort out, and pensions can be a separate question again. The reason I keep coming back to this is cost — social security can be a bigger employer cost than the income tax everyone focused on first.

MING: So we don't need to answer the social security question ourselves. We just need to recognise when the facts say somebody should.

MARK: Precisely. Where will social security be due — and has that actually been evidenced?

MING: Those are the three big ones. They're not the only ones, though.

MARK: No. A handful of smaller facts can justify a specialist look too. Sponsored and employed workers — the sponsor, the legal employer, and the entity running payroll don't have to be the same, and when they're not, that raises payroll and withholding questions. Work from anywhere — someone might never formally relocate, just work remotely, commute, or take repeated short trips, and that still creates reporting questions worth analysing.

MING: And some changes that may look administrative, the employing entity changing, somebody moving onto a different arrangement, a role changing or an assignment being extended, can also have immigration compliance consequences. Quite often the value of involving immigration early isn't just obtaining the visa, it's identifying those consequences before the business implements the change. Family status matters as well. Whether the spouse and children move is obviously an immigration question, but keeping the family home in one country while the individual relocates can affect their residence position too.

MARK: Then there's equity and deferred pay — an award that vests years after someone moves can still be sourced across the countries where duties were performed. And finally, policy and cost: tax equalisation, tax protection, schooling, housing, relocation. None of these need a tax answer from Hudson McKenzie. They need a timely handoff.

MING: Which is really the client line, isn't it — that fact may have a tax consequence, so let's bring Fenton in before we lock the route.

MARK: Exactly that.

MING: So what would you actually want an immigration adviser to ask? Nobody wants the first call to turn into a twenty-question tax questionnaire.

MARK: No, and it shouldn't. Five useful triggers capture the main points. When does the move happen, and are there UK workdays afterwards? Which entity sponsors the visa, and which one employs the person once they've arrived? Have they lived in the destination before, or are they being recruited or transferred from abroad? Is the family moving, what home stays available, and could treaty evidence be needed? And do they have anything beyond straightforward salary — equity, deferred pay, pensions, board roles? Those aren't tax-advice questions. They're recognition questions.

MING: And that works well for us, because we're usually seeing those facts anyway. If something looks like it could have a tax consequence, the client can be brought into the right conversation before the route or the contract is locked down.

MARK: Which is the real benefit. Neither of us is replacing the other — Hudson McKenzie leads on immigration, Fenton leads on tax, payroll, social security and mobility. The client gets both conversations at the right time.

MING: Before somebody discovers an unexpected filing requirement or cost, rather than after.

MARK: Exactly. That's really the aim — not to make every immigration matter complicated, just to catch the ones where today's decision creates tomorrow's tax consequence. Ming, thanks for joining me.

MING: Thanks, Mark. Enjoyed it.

MARK: For cross-border tax, mobility and international people matters, visit Fenton International dot com. For immigration advice and global mobility support, visit Hudson McKenzie.

This discussion is general information only and should not be treated as tax, immigration or legal advice. The position depends on the countries involved, the individual's circumstances, the employment structure, and the relevant domestic and treaty rules.

I'm Mark Abbs, and this has been Working Across Borders: The Tax + Immigration Connection.

Transcript

Welcome to International Boardrooms: The Hidden Costs of Global Leadership — and the risks that travel with you. I’m Eleanor Finch, and joining me is Mark Abbs, CEO of Fenton International and an international tax adviser with more than 32 years’ experience. Today, we are answering five questions in ten minutes about statutory directors working across borders: when tax arises, why travel and accommodation catch companies out, how different countries classify directors, and what boards should do before making an international appointment. Mark, let’s begin with the fundamental question. Why can appointing a director who lives in another country create tax and reporting obligations almost immediately?Because a directorship is not simply another business relationship. A statutory director normally holds a formal office, and countries often have specific tax rules for office holders. Take a director who lives in the United States but joins the board of a UK company. The company may think the arrangement is low-risk because the director only comes to London four times a year. But the UK directorship is a UK office. Remuneration connected with that office may therefore be taxable in the UK, even though the director remains non-UK resident. The common misunderstanding is to focus on the number of days spent in the country. People hear about the 183-day rule and assume that spending only a few days in the UK prevents a tax liability. That is not necessarily the case for directors. A director may have UK tax exposure from the first UK board meeting because the key question is not simply how many days they spend here. It is whether income, benefits or expenses are connected with the UK directorship. The reverse situation is equally important. A UK-resident individual serving on the board of an overseas company is generally within the UK tax system on worldwide income. The overseas country may also tax the directors’ fees because the company is resident there. That means one appointment can produce obligations in two countries from the outset.So even a quarterly board appointment should not automatically be treated as an occasional business visit?Exactly. The fact that the director travels infrequently does not make the office or the related remuneration disappear.You have said that travel and accommodation expenses catch a lot of companies out. Why?Because businesses often assume that anything labelled a business expense must be tax-free. Imagine an overseas-resident director travelling to London for a UK board meeting. The company pays for the flight and hotel and regards both as ordinary business costs. But for the director, the UK board location may be treated as the regular workplace attached to that office. Travel to a regular workplace can be treated as ordinary commuting rather than tax-deductible business travel. The flight and accommodation may therefore create taxable income or benefits for the director. The method of payment also matters. The company might book the hotel directly, reimburse the director after the trip, or provide a travel allowance. Those arrangements can have different payroll and reporting consequences. You also have to consider whether the trip includes private days, whether the director carries out additional duties while in the country, and whether the visits are temporary or recurring. Then there is the other country’s position. A UK-resident director travelling overseas may receive flights and accommodation from the overseas company. The overseas country may tax those amounts, while the UK may apply a different analysis. So the same hotel bill might be treated as taxable in one country, deductible in another, taxable in both or, occasionally, relieved in both. You cannot assume that the home and host countries will reach the same conclusion.And this applies even where no separate board fee is paid?Yes. That’s an important point. The absence of a stated director fee does not automatically mean there is no taxable remuneration. Tax authorities may examine whether part of a wider salary, bonus, share options or group reward package relates to the board role.A key issue is that directors can have a different status in different countries. What does that mean in practice?The UK for example, generally treats a statutory director as an office holder and an employee for tax and payroll purposes. Another country may treat the same person as self-employed. A third country may apply a special category specifically for company directors. That difference can affect income tax, payroll withholding, allowable expenses and social security taxes. For example, the UK company may believe that PAYE must be operated because the person holds a UK office. The director’s country of residence may treat the same income as self-employment income and require different or no deductions or separate reporting. Social security is particularly difficult. One country may require employer and employee contributions, while another may regard the director as independently employed and only pay self employed contributions. Where a social security agreement applies, an A1 certificate or Certificate of Coverage may also confirm that the director remains insured in one country only. But the certificate needs to be obtained and must cover the actual circumstances. It is not enough to assume that one country’s system automatically takes priority. Where there is no agreement, dual social security contributions may arise. In some cases, the director or company can pay into two systems without receiving corresponding relief.So this is not just about calculating tax twice?Correct. It is about reconciling two legal systems that may not even agree on what type of worker the individual is. That is why the UK tax analysis cannot replace advice in the director’s country of residence or in the country of the overseas company. The positions need to be reviewed together.Companies often focus on the stated board fee. Is that enough?No. The entire reward package should be reviewed. That can include the annual board fee, committee fees, consultancy payments, advisory retainers, bonuses, deferred fees, share options, restricted stock units, travel, accommodation, tax reimbursements and wider group remuneration. Each item may have a different source, tax treatment and reporting requirement. For example, a standard board fee may fall under the directors’ fees article of a double taxation treaty. Consultancy income could fall under a different treaty article. Share options may need to be sourced over a vesting or exercise period and could require reporting in several countries. The paying entity also matters. The director might sit on the board of a UK company but be paid through a parent company in another country. That does not necessarily remove the UK company’s obligations. The appointing company, paying company and director’s employer may all need to understand their respective payroll and reporting responsibilities. There can also be more than two jurisdictions. A director might live in France, sit on the board of a UK company and receive payments through a US parent. The residence country may tax worldwide income, the UK may tax income connected with the UK office, and the United States may impose reporting through the paying entity. Without coordination, the director can face tax withheld in one country, a tax-return liability in another and difficulty obtaining credit in the correct period.And someone must decide who bears the additional related costs if the structure produces additional tax?Yes. The appointment agreement should state who bears unexpected tax, social security and compliance costs. There are also restrictions in some countries on what can be paid lawfully for a director. If these cost are not agreed at the beginning, it often becomes a difficulty later.What practical steps should a company or director take before accepting an international board appointment?Start with a pre-appointment review rather than waiting for the first tax return or payroll deadline. First, identify every country involved: where the director lives, where the company is resident, where meetings will take place, where the payment comes from and where any wider employment is located. Second, document the complete reward package. Do not record only the board fee. Include expenses, flights, accommodation, equity, bonuses, committee payments and any remuneration paid by another group company. Third, determine whether payroll withholding or benefit reporting is required. Fourth, review social security separately from income tax and obtain the relevant certificate where one is available. Fifth, establish the individual’s tax-return and other reporting obligations in every relevant country and ensure that foreign tax credit claims where available, currency conversion and timing differences are dealt with consistently. There is also a new reporting consideration in the UK where additional director information is required through the UK Self Assessment tax return due by 31 January 2027 and beyond. The developing interpretation is that a person may need to report each directorship held during the year, potentially including overseas and dormant companies, even where no director income was received. There are still questions on the detailed application of these requirements, and published guidance remains limited. But companies and directors should begin assembling accurate directorship records now rather than trying to reconstruct them when the return is prepared.So the board should treat this as a governance matter, not simply a personal tax issue for the director?Absolutely. A failure can produce payroll liabilities, penalties, interest, benefit charges, missed foreign tax credits, social security exposure and reputational risk. For listed companies, private equity-backed businesses, regulated groups and internationally active organisations, cross-border director compliance belongs within the governance framework. The simplest principle is this: review before appointment, document the position, agree who bears the cost and revisit the arrangement every year.Mark Abbs, CEO of Fenton International, thank you. Today, we have been listening to International Boardrooms: The Hidden Costs of Global Leadership — and the risks that travel with you. Answering Five questions in ten minutes about statutory directors working across borders. For further information on cross-border director tax and board compliance, visit Fenton International. This podcast contains general information only and does not constitute legal or tax advice. Professional advice should be obtained based on the specific countries and circumstances involved.

Transcript

Welcome to Working Across Borders, from Fenton International. I'm Eleanor Finch. This is The Global 5. Five questions, ten minutes, one cross-border issue. The CFO of a UK company is spending six weeks of the summer at the family property in southern Europe. She's still employed in the UK. Still on UK payroll. Nothing has changed on paper. She's also taking board calls, approving contracts and running the finance team. Mark Abbs is with me. Mark, question one. What's the context here?The context is that a lot of employers approve this kind of arrangement without treating it as anything at all. A line manager says yes to a request. Somebody extends a holiday. And nobody records it.Whereas your position is that it isn't a neutral event.It isn't. Overseas remote work is a cross-border employment event. An employee performing duties outside their country of employment may become taxable there on income relating to those workdays. The home country may also continue to tax them if they remain resident, or return to do some work there.And there's a distinction people blur.Remote work is different from a holiday. If the employee is answering emails, attending calls, writing reports, managing staff, approving transactions or meeting clients, they may be creating taxable workdays in that country. Holiday and workdays shouldn't be allowed to blur without accurate records.Question two. What are the main technical positions? What's actually in scope?More than most people expect. Eight separate compliance areas can be triggered even by short overseas stays.Take us through them.Employee tax in the host country. Employer payroll, which may include withholding, shadow payroll, reporting or registration. Social security, which is entirely separate from income tax. Pension. Immigration. Employment law. Permanent establishment and corporate tax. And record-keeping.Let's take social security, because you always say it travels separately.It does. The employee may remain in the home-country system if the rules allow and a certificate is obtained. An A1 certificate within the EU, or a certificate of coverage under a bilateral agreement. If no agreement applies, or no certificate is obtained, dual contributions can arise. Late applications may be harder. And the certificate must match the actual work pattern. In some situations employer contributions flip to the country where the employee is working, and those may be more expensive than at home.And immigration?Also separate. A tourist visa or visa-free entry may not permit remote work. A digital nomad visa may not solve payroll, tax or social security. The employer should confirm the right to work, that remote work is permitted, and that the duration is within limits.Question three. Where does this become complicated?Two places. The first is the day count. The one hundred and eighty-three day rule is one of the most damaging misconceptions in cross-border tax. It is not universal permission to work abroad tax-free. In many treaty cases it's one condition within a broader employment income article. Other conditions may include where tax residence sits, who the legal and economic employer is, where remuneration is borne, and whether a permanent establishment exists.And even where relief applies?Even where treaty relief applies to final taxation, it doesn't automatically remove payroll withholding, reporting, social security, pension, expenses, immigration or corporate tax obligations. There is no universal safe number of days. Tax relief is not the same as no compliance obligation.And the second complication?Seniority. And this is the heart of today's scenario. A CEO, CFO, founder, regional head or investment principal working from another country is not the same as a junior employee answering routine emails for a few days. Senior roles can affect corporate decision-making, contract authority, permanent establishment, management and control, transfer pricing, governance and regulatory substance.So the villa isn't the problem. The job title is.The combination is. Substantive senior duties, performed in another country, with no pre-approval review and no records.Question four. What goes wrong?In the case scenario we set out, several things at once. The host country may tax the workdays performed there. Payroll withholding or reporting may be required. Social security certificates weren't obtained, so the position is uncertified. The CFO's seniority and contract authority may create permanent establishment risk. The impact on long-term incentives and pension contributions wasn't reviewed. And no records were kept.Which means remediation is retrospective.It means country-specific triage. Who worked abroad, where, when, how many workdays arose, what duties were performed, whether they were senior, whether payroll was operated correctly. We have a second scenario in the Insight. A UK employer allowing an employee to work from home in the Netherlands for an extended period. UK payroll, UK contract, UK manager. Dutch employment income tax may apply to the Dutch working days. The employer may need to register with the Dutch authorities and operate a Dutch shadow payroll. Without a valid A1, Dutch social security may arise. The employee may acquire Dutch employment law rights, including mandatory notice periods.And the point of that one?That remaining on UK payroll under a UK contract does not remove the need to analyse the host-country position.Question five. What should employers do?The safest control is simple. No overseas remote work starts until the employer and the employee understand the consequences. Pre-approval review is the primary mechanism. Tax, payroll, social security, pension, immigration, employment law, permanent establishment, cost and records. Before the work begins. Payroll should be notified before the overseas work starts, not after.And for people at this level specifically?Seniority escalation should be automatic. Senior executives, directors, non-executive directors, founders, sales leads and anyone with contract authority go to specialist review regardless of duration or country.What else belongs in the policy?Country classification. Permitted, prohibited, high-risk, tax review required, immigration review required, social security certificate needed. Day limits may be included, but they should not be presented as tax safe harbours. Cost-bearing agreed before approval. And an important limit there. The employer cannot transfer employer obligations to the employee just by saying so in a policy. Payroll, withholding, social security and corporate tax responsibilities remain employer obligations.And oversight.Travel tracking, annual audit and board reporting. Compare approvals against actual travel, payroll and expense data. High-risk countries, senior executive cases, unapproved breaches, payroll corrections, social security exposures and permanent establishment risks should all be reportable to the board.So the decision point.Is the employee working overseas, for how long, performing what duties, at what seniority. And have the consequences been assessed before the work starts? A work-from-anywhere policy that doesn't answer those questions isn't a control. It's a risk creator.Mark, thank you.Thank you, Eleanor.For further information on work-from-anywhere policy design, senior executive and non-executive director reviews, international payroll and permanent establishment risk, visit Fenton International dot com. This discussion is general information only and should not be treated as tax or legal advice. The position varies by jurisdiction, employer structure, seniority, duties and duration. I'm Eleanor Finch, and this has been Working Across Borders, The Global 5: The Senior Executive Working From the Villa Overseas.

Transcript

Welcome to Working Across Borders, from Fenton International. I'm Eleanor Finch. This is The Global 5. Five questions, ten minutes, one cross-border issue. A UK employee spends one hundred and twenty days working overseas. The employer checks the calendar, sees they're comfortably below one hundred and eighty-three, and concludes no tax arises in the other country. It sounds reassuringly simple. Mark Abbs is here to explain why that day count may be the beginning of the analysis rather than the end of it. Mark, question one. What's the context?The context is that the one hundred and eighty-three day rule has become shorthand for something it was never meant to be. People treat it as permission to work abroad tax-free for up to six months.And it isn't.It isn't a universal exemption. It's usually one condition within the employment income article of a particular double tax treaty. So before relying on it you need to know four things. Whether a treaty exists. Whether it applies to this individual and this income. How both countries interpret it. And whether every condition is satisfied.Question two. What are the main technical positions sitting underneath the day count?Start with residence, because people assume that's a day count too. Every country has its own domestic residence rules. Those rules may consider days, but they may also look at the person's home, family, accommodation, employment, economic ties or habitual living pattern.So you can be resident in two places at once.You can. And where that happens, the treaty may contain tie-breaker provisions to determine treaty residence. But treaty residence shouldn't simply be assumed. The facts need to be analysed and evidenced.And the conditions that sit alongside the day count?For employment income, treaty relief commonly requires several to be met together. The employee must normally be present for no more than the permitted period. The remuneration must not be paid by, or on behalf of, an employer in the host country. And the cost must not be borne by a permanent establishment or other taxable presence there. The precise wording varies between treaties. Failing one condition can mean the day count no longer protects the income.Question three. Where does this become complicated?Three places. The first is that two countries may not read the same treaty the same way. Treaty provisions, residence tie-breakers and the economic employer concept can be interpreted differently between jurisdictions.Even the counting?Even the counting. One test may count any part of a day. Another may focus on where the individual is at midnight. Transit, arrival and departure days may need particular treatment. So the business needs to know which test it's applying, and retain the evidence behind the count.And the second complication?The economic employer question. Remaining on home payroll doesn't prove the home company is the only relevant employer. Some countries look beyond the contract and ask who benefits from the work, who controls it, and who bears the cost economically. An employee can remain contractually employed and paid by the home company while the host entity directs the project, receives the benefit and ultimately bears the cost through an intercompany recharge.And the third?The type of income and the role. The employment income article generally applies to employment remuneration. Directors' fees may fall under a separate article. Genuine consultancy income may follow different provisions. Pensions and equity awards may need separate treatment again. A non-executive director might be taxable in the country of the company even attending only a few meetings, well below one hundred and eighty-three days.Question four. What actually goes wrong?Take the case scenario. A US company sends a project manager to the UK for one hundred and twenty days. The employer assumes being below the limit creates an automatic UK exemption.But.But while in Britain the project manager works for a UK group company, and the employment cost is recharged to that UK entity. The UK may regard the UK company as the economic employer, or conclude that the remuneration is borne in the UK. If so, the conditions for treaty relief may not all be met. UK income tax, payroll withholding and reporting obligations are likely to require attention, despite only one hundred and twenty days in the country.And social security is a separate exercise again.It is. A tax treaty generally doesn't decide which country's social security system applies. That depends on the relevant social security agreement, if one exists, and the employee's circumstances. In a US-UK scenario, a Certificate of Coverage may evidence that the employee remains within the US system and is exempt from UK National Insurance for the period. But it has to be reviewed and obtained separately. Being under one hundred and eighty-three days doesn't answer it.What if there's no treaty at all?Then the treaty protection may not exist. You examine domestic law in each country and work out how double taxation, payroll and reporting are dealt with. And remember treaties are bilateral. Once three or more countries are involved, each relevant treaty relationship may need separate consideration. A single global day count isn't a substitute for that.Question five. What should happen before the employee travels?Confirm the domestic residence position and whether a treaty applies. Identify the relevant treaty article and the correct way to count days. Review the legal and economic employer. Who controls the work, who benefits, and where every element of cost is borne or recharged. Assess payroll, social security and reporting separately. And document the position before travel begins.And the records?Arrival and departure dates, duties performed, work locations, employment and assignment documents, payroll records, cost-recharge information, expenses, certificates of residence, treaty analysis, social security certificates, bonus and equity records, and any permanent establishment review. Compare actual travel against the arrangement originally approved. If the position is challenged, you need to demonstrate not just that the employee was below the limit, but that every relevant condition was satisfied.So the calendar still matters.It does. One hundred and eighty-three days is a threshold within an analysis, not an alternative to one. The dangerous sentence is: they're below the limit, so everything is fine. The defensible position is: they're below the relevant limit, every other treaty condition has been tested, the payroll and social security positions have been reviewed, and the records support the conclusion. Those are very different statements.Mark, thank you.Thank you, Eleanor.For further information on tax residence, treaty relief, economic employer questions and international payroll, visit Fenton International dot com. This discussion is general information only and should not be treated as tax or legal advice. The correct treatment depends on the relevant countries, treaty wording and individual facts. I'm Eleanor Finch, and this has been Working Across Borders, The Global 5: The 183-Day Myth — Why "Under the Limit" Can Still Be Wrong.

Transcript

Welcome to Working Across Borders, from Fenton International. I'm Eleanor Finch. This is The Global 5. Five questions, ten minutes, one cross-border issue. An employee moves overseas on assignment, and nothing appears to change on payday. Same company, same currency, same home-country payroll. So why might their employer need to run a second payroll in a country that never actually pays them? Mark Abbs is here. Mark, question one. What's the context? What is a shadow payroll?A shadow payroll is a reporting and withholding mechanism used when an employee is paid in one country but tax or social security reporting is required in another. The home payroll may continue to deliver the salary and benefits. The shadow payroll reflects the relevant remuneration in the host country, calculates the local obligations, and lets the employer meet the host-country requirements.And it's called a shadow because.Because it often mirrors the remuneration without making a second salary payment. The cash may still come entirely from the home payroll. But the host country may say the employee is performing duties here, so employment income connected with those duties must be reported or subjected to withholding here.Question two. What are the main technical positions? When is one actually needed, and why can't you just leave it to the employee's tax return?International assignments are the obvious case. But it can also arise with short-term business travellers, commuters, remote workers, employees hired in one country and paid from another, and people whose contract location and physical work location don't match. It may account for income tax, social security, or both, depending on local rules and the employee's position.And the tax return question?Payroll withholding is usually an employer obligation. The host country may require the employer to register, calculate taxable remuneration, withhold tax and submit reports. An employee's personal return may settle the final liability, but it doesn't necessarily correct an employer's failure to operate payroll when required. Continuing home payroll doesn't remove host-country obligations.Does a shadow payroll mean the employee ends up paying tax twice?Normally no, though the mechanics can look alarming in the short term. Withholding and final liability are related but not identical. Home and host payrolls may both initially withhold, particularly where relief hasn't been obtained in advance. The employee may then claim treaty relief, a foreign tax credit or another adjustment through payroll or their returns. In some circumstances an application can reduce dual withholding. But the important point is that an expected credit later doesn't remove a withholding obligation now.Question three. Where does this become complicated?In the data. A shadow payroll needs potentially much more than base salary.Such as.Bonuses, allowances, accommodation, flights, company cars, medical insurance, pension contributions, share awards, expenses and other benefits. It may also need workday data so remuneration can be allocated between countries. Exchange rates and payment dates can matter.And where equity is involved?That's where it gets genuinely difficult. Income may arise after the employee has left the host country, even though part of it relates to duties performed there. That's often described as trailing income.So the assignment ends but the obligation doesn't.It can continue well beyond it. An employee returns home and later receives a bonus earned partly during the assignment. Or an equity award vests after repatriation. The host country may still require reporting or withholding on the portion connected with host-country duties. If mobility, reward and payroll stop talking to each other the moment the employee flies home, that trailing obligation gets missed.And tax equalisation sits across all of this.It does, and it affects how the payroll is operated and who bears differences between home and host tax. The employee may pay a hypothetical home-country tax amount while the employer funds the actual taxes arising from the assignment. That requires payroll, tax return and assignment policy calculations to align. A shadow payroll that ignores the tax equalisation policy can produce the wrong employee deduction or the wrong employer cost. Equally, a policy that excludes equity or benefits leaves important remuneration outside the calculation.Question four. What does a failure look like?It's usually mundane rather than dramatic. The business agrees an assignment. HR issues the letter. Home payroll continues. The host team assumes somebody has dealt with local withholding. But nobody formally determines whether host payroll registration is required.And then?Months later the employer discovers salary, benefits and bonus should have been reported locally from the start of the assignment. The company then reconstructs remuneration, workdays, exchange rates and benefits retrospectively. That produces late filings, interest, penalties, and an employee relations problem if unexpected tax is collected from the individual.And social security can require its own shadow reporting.It can. The employee might remain within the home system under an agreement, supported by an A1 certificate or Certificate of Coverage. Alternatively host contributions may apply. In some cases the shadow payroll accounts only for tax. In others for social security as well, or for social security alone. The tax treaty answer shouldn't be assumed to settle the social security position.Question five. What controls make this work?Start with a documented tax and treaty analysis. Determine when host withholding begins, what remuneration is reportable, whether home withholding continues, and whether any relief application is available. Then establish a reliable data feed. Salary, bonuses, benefits, expenses, equity, workdays and exchange rates.And ongoing?Reconcile the home and host payrolls regularly. Review tax equalisation or tax protection calculations. And keep the payroll active long enough to capture trailing income. Finally, compare payroll reports with the employee's tax returns and social security position.Who needs to be in the room to set that up?HR, home and host payroll, tax, finance, reward and mobility all hold relevant information. Legal and immigration may need to be involved. And there should be one accountable owner coordinating it. Without that, home payroll assumes host payroll has the workday data, host payroll assumes HR supplied the benefits, and reward assumes somebody will report the equity. That's how gaps arise.So paid here does not mean taxed only here.Exactly. The bank account tells you where the cash arrived. It doesn't, by itself, determine where the employment income must be reported, withheld or taxed. The fact that no money moves through the host payroll doesn't make the obligation imaginary. The tax authority sees the underlying employment income and the duties performed in its jurisdiction.Mark, thank you.Thank you, Eleanor.For further information on international payroll, shadow payroll, social security and assignment compliance, visit Fenton International dot com. This discussion is general information only and should not be treated as tax or legal advice. Payroll requirements vary by country and depend on the specific employment and treaty position. I'm Eleanor Finch, and this has been Working Across Borders, The Global 5: Paid Here, Taxed There — The Hidden Mechanics of Shadow Payroll.

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Welcome to Working Across Borders, from Fenton International. I'm Eleanor Finch. This is The Global 3. Three questions, five minutes, one cross-border point. An employee has a contract with a company in one country. That company pays their salary and remains their legal employer. They then work temporarily for a related business overseas. Surely the identity of the employer is obvious. Mark Abbs is here. Mark, question one. What's the context? Why might the overseas tax authority disagree?Because some countries look beyond the legal employment contract. They ask which entity benefits from the employee's services, which entity controls the work, and which entity ultimately bears the cost. That entity may be treated as the economic employer for treaty and payroll purposes, even though another company remains the legal employer.And that distinction has teeth.It does, because treaty relief for short-term employment often depends on the employee not being paid by, or on behalf of, an employer in the host country, and on the remuneration not being borne there. If the host entity is regarded as the economic employer, those conditions may fail. The employee can be below one hundred and eighty-three days, remain on home payroll, and still create host-country tax and payroll exposure.Question two. Why does it matter, and where does it go wrong?It matters because the analysis looks at substance, not just the contract. Who directs the daily activity. Who decides what work is performed. Who receives the business benefit. Who carries the commercial risk. And who ultimately bears the employment cost. Different countries weight those factors differently, so it has to be country-specific.What does bearing the cost mean in practice?More than the entity that physically transfers the salary. The home company may pay the employee, then recharge salary and related costs to the host entity. That recharge may indicate the host business economically bears the remuneration. The review should cover salary, employer taxes, bonuses, accommodation, travel, allowances and potentially share-based remuneration. A narrow look at base salary can miss the wider position.And if there's no recharge at all?That's relevant, but it doesn't end the analysis. The host entity may still direct and benefit from the work. Some countries focus heavily on cost. Others also look at control and integration into the host business. The absence of a recharge may support a treaty position. It shouldn't be treated as the only test.Take us through the case scenario.A US company sends a project manager to the UK for one hundred and twenty days. The employee remains contracted and paid by the US company. But while in the UK they work for a UK group company, and the cost is recharged to that UK entity. The business assumes being below one hundred and eighty-three days prevents UK tax. But if the UK company is regarded as the economic employer, or the remuneration is considered to be borne by it, the expected exemption may not be available. UK payroll withholding and reporting may be required.Does calling it a global project change that?Potentially, but the answer should follow the facts rather than the label. You'd need to understand the duties performed, who instructed the employee, which business benefited, how time was allocated and how costs were shared. Calling something global support doesn't resolve it if the employee is effectively integrated into the host operation.And it's not just long assignments.No. It's particularly important for short-term business travellers, precisely because employers rely on treaty relief on the basis that the employee is below the threshold. A relatively short stay can still fail the conditions if the host business is the economic employer. And the two countries may not reach the same conclusion. One may emphasise the contract, another the commercial substance. That can create double withholding and a need for foreign tax credits or treaty procedures.Question three. What should happen next?Ask the questions before relying on the day count. Who is the legal employer. Who controls and benefits from the work. Where are salary, bonus, benefits, travel and accommodation costs ultimately borne. Is any cost recharged to the host entity. Does the host business have a permanent establishment connected with the remuneration. And how does the relevant country interpret the economic employer concept.And the documentation.Start with the employment contract and assignment letter. Then document duties, reporting lines, decision-making authority, project beneficiaries, work locations and duration. Retain intercompany agreements, recharge calculations, expense records and payroll data. You should be able to explain why a particular entity was or wasn't treated as the economic employer. A conclusion without evidence is difficult to defend.And nobody holds all of that centrally.Rarely. HR knows the contract. The business knows who directs the work. Finance knows the recharges. Payroll knows who pays. Reward knows the bonuses and equity. Tax understands the treaty conditions. The process needs one owner bringing those facts together before travel begins.So the question "who employs this person" may have more than one answer.It can. The contract identifies the legal employer. The treaty analysis may require a deeper look at the economic employer. Ignoring that distinction can turn a seemingly exempt short visit into a payroll and tax exposure.Mark, thank you.Thank you, Eleanor.For further information on economic employer analysis, treaty relief, cost recharges and international payroll, visit Fenton International dot com. This discussion is general information only and should not be treated as tax or legal advice. The economic employer concept and treaty interpretation vary between countries. I'm Eleanor Finch, and this has been Working Across Borders, The Global 3: Who Really Employs You? The Economic Employer Trap.

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Welcome to Working Across Borders, from Fenton International. I'm Eleanor Finch. This is The Global 3. Three questions, five minutes, one cross-border point. A UK executive accepts a move to Switzerland. They agree the salary, choose a home in Zurich, and assume the tax position can be handled with a standard Swiss calculation. But Switzerland is not one tax system. Mark Abbs is here. Mark, question one. What's the context?The context is that a single headline Swiss tax answer may be misleading. Switzerland operates federal, cantonal and communal taxation. Rules, rates and administration can differ between its twenty-six cantons, and between communes.So Zurich and Zug are different propositions.Materially different in some respects. An executive living in Zurich may face a different position if they later move to Zug or another canton. The UK employer needs coordinated Swiss advice for the actual location, rather than assuming one answer applies throughout the country.And the UK side runs in parallel.Entirely separately. A move to Switzerland can raise UK residence, split-year treatment, PAYE exit, National Insurance, deferred compensation, equity and tax return questions. Those then have to be coordinated with Swiss residence, withholding, payroll, social security and cantonal requirements. It's a two-country analysis, and the Swiss side may contain several local layers.Question two. Why does it matter, and where does it go wrong?Start with residence, because leaving the UK doesn't automatically make someone non-resident. UK residence is determined under the Statutory Residence Test. Departure date, UK workdays, accommodation, family and other ties may all be relevant. Split-year treatment may apply where the conditions are met, but it isn't automatic simply because the person moved during the tax year.And treaty residence may differ again.It may. Which matters for income allocation, foreign tax credits and reporting. On payroll, the employer needs to determine whether PAYE should continue, reduce or cease in relation to particular income, and follow the departure procedures correctly. At the same time Swiss payroll or withholding may apply depending on status, duties, location and canton. The answer may be home payroll, host payroll, or coordinated reporting in both. Changing the employee's address is not a payroll strategy.And the hardest part is usually the deferred pay.It is. Take the case scenario. A UK financial services executive relocates to Zurich holding a deferred bonus payable in six months and RSUs vesting over three years. Workdays during the relevant earning periods are split between the UK and Switzerland.So the allocation question.The employer has to assess UK residence and split-year treatment, follow the PAYE exit process, determine the allocation of the bonus and the RSUs, obtain social security evidence, and secure Swiss advice for the relevant canton. The lesson is that deferred compensation needs reviewing before the move. Not after payment or vesting.And social security separately again.Always. UK-Swiss coordination determines whether UK National Insurance or Swiss contributions apply. Depending on the work pattern and employment structure, the employee may remain in the home system for a period, or liability may move. Certificate evidence may be required. Obtain it proactively and retain the application, approval and relevant dates. A tax treaty conclusion doesn't answer the social security question.What about someone who doesn't relocate but travels regularly?Still substantial obligations. Our second scenario is a Swiss private bank hiring a UK-based senior adviser who travels to Geneva for forty days a year while remaining UK resident. You're looking at UK tax on worldwide income, possible Swiss tax on Swiss workdays, the legal and economic employer, UK and Swiss payroll, social security coordination, regulatory requirements and accurate travel records. No relocation. Still a dual-country employment pattern.And board roles.A UK-resident non-executive director of a Swiss company may face UK reporting and Swiss withholding on directors' fees, subject to treaty and domestic rules. Board meeting locations, social security and expense treatment all need review. Consulting fees, equity and travel reimbursements may not follow the same rules as the fee itself. One board appointment can contain several income types requiring separate treatment.And there's an employment law layer UK employers often miss.Swiss wage protection and posted worker requirements may apply when UK employers send staff to perform work in Switzerland. The Fenton Insight notes that work beyond eight days at a Swiss client site can require registration and evidence of Swiss-equivalent market pay in relevant circumstances. The exact requirement needs Swiss employment law confirmation. Failing to review it can create regulatory penalties or restrictions on top of the tax and payroll exposure.Question three. What should happen before a UK-Swiss move begins?Six things, in order. First, determine residence and whether split-year treatment may apply. Second, map every form of remuneration. Salary, bonus, equity, directors' fees, benefits and expenses. Third, coordinate UK and Swiss payroll, social security and tax reporting. Fourth, identify the correct canton and obtain Swiss sign-off. Fifth, review permanent establishment, immigration, regulatory and posted worker issues. And sixth, repeat the review if the home canton, duties, workdays or remuneration change.And the records behind it.Travel and workday records, the UK residence analysis, any split-year conclusion, PAYE documentation, employment contracts, bonus performance periods, equity schedules, board minutes and meeting locations. Plus social security certificates, payroll records, Swiss cantonal advice and any posted worker registration.So moving to Switzerland is not a single tax instruction.No. It's a cross-border employment event involving UK rules, the bilateral treaty and social security arrangements, Swiss federal law, and the relevant canton and commune. The move may look geographically simple. The compliance architecture is not.Mark, thank you.Thank you, Eleanor.For further information on UK-Swiss mobility, payroll, social security, equity and directors' fees, visit Fenton International dot com. This discussion is general information only and does not constitute UK or Swiss tax, legal or regulatory advice. Swiss domestic conclusions require advice for the relevant canton and circumstances. I'm Eleanor Finch, and this has been Working Across Borders, The Global 3: Switzerland Is Not One Tax System — The UK-Swiss Mobility Trap.

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Welcome to Working Across Borders, from Fenton International. I'm Eleanor Finch. This is The Global 3. Three questions, five minutes, one cross-border point. A company asks an executive to take an overseas assignment. The executive agrees, but asks a reasonable question. Will I be worse off because the business moved me? The employer says: don't worry, we have a tax policy. But does that mean equalisation, protection, a gross-up, or something else entirely? Mark Abbs is here. Mark, question one. What's the context? What's the difference between the two?Tax equalisation is an arrangement intended to leave the employee paying broadly no more and no less tax than they would have paid had the assignment not happened. The employee is kept neutral against a hypothetical home-country position. The employer then bears the actual taxes arising from the assignment, subject to the policy terms.So no windfall if the host country is cheaper.Normally not. The employee pays a hypothetical home-country tax amount. If the actual combined tax is higher, the employer bears the additional cost. If it's lower, the employer generally receives the benefit through the equalisation calculation.And protection?Under tax protection the employer protects the employee only against an increase caused by the assignment. If the combined position produces a higher liability than they'd have had at home, the employer reimburses the difference under the policy. But if the tax is lower, the employee usually keeps that benefit.Put some numbers on it.Suppose the employee would have paid fifty thousand pounds of tax at home. On assignment their actual combined home and host tax is seventy thousand. Under either a well-designed equalisation or protection policy, the employer may bear the twenty-thousand-pound increase, subject to the detailed terms. Now suppose the actual combined tax is forty thousand. Under equalisation, the employee still bears their fifty-thousand hypothetical amount, so the employer receives the benefit. Under protection, the employee may pay only the actual forty thousand and keep the ten-thousand-pound saving.Question two. Why does the choice matter, and where does it go wrong?Equalisation offers consistency. Employees are less likely to select or reject assignments according to tax rates, because the intended net position is broadly neutral. But it requires detailed calculations, hypothetical tax deductions, annual reconciliations and clear rules. Protection is simpler in concept and attractive to employees, but costs are less predictable, and two people on similar assignments can receive different net benefits depending on the countries involved.And the most common failure point?Equity. Policies are often written around salary and cash bonus, while executives also hold options, RSUs, restricted shares or deferred awards. An award may be granted before the move, vest during the assignment, and be exercised or sold after the employee returns. More than one country may tax it, and payroll and social security obligations can arise at different times. If the policy says nothing about equity, the employer and the executive may have completely different expectations about who bears the additional tax.Which is exactly the UK-US scenario in the Fenton Insight.It is. The mobility policy covered base salary and bonus but was silent on equity. The combined UK and US tax, National Insurance, FICA and state tax cost exceeded the executive's expectations. A dispute arose over whether the employer should bear the difference. And the Remuneration Committee hadn't been briefed. The lesson is that equalisation or protection wording needs to address every material award before a cross-border vesting, exercise or sale.And penalties and interest?Should be stated explicitly. If the cost arises because the employer or its provider filed late, the employer may accept responsibility. If the employee failed to provide information, the policy may place that cost on the employee. Leaving it unresolved until a penalty arrives almost guarantees a dispute.Does a different approach apply if the employee asked to move rather than being sent?It may. Where the employer requires the move, the employee commonly expects protection from additional tax cost. Where the employee asks to work abroad for personal reasons, the employer may require them to bear additional personal tax return and advisory costs. But employer payroll, withholding and social security obligations can't simply be transferred to the employee through a policy. The company still meets its own legal responsibilities.Question three. What should happen next?Write the policy properly, and model the cost before approval. The policy should define the income covered, how hypothetical tax is calculated, which home-country assumptions apply and who benefits from tax rate changes. It should address bonuses, benefits, housing, allowances, pension contributions, investment income where relevant, tax return support, foreign tax credits, exchange rates, interest and penalties. And it needs to say whether equity awards are included.And the budgeting.Model the total assignment cost before approval. Actual tax, hypothetical tax, employer social security, gross-ups, housing, schooling, allowances, immigration, pensions, tax returns, equity, vendor fees, and trailing compliance after repatriation. Some benefits are themselves taxable, creating a gross-up on top of the original cost. A package that looks affordable can become substantially more expensive once the full chain is modelled.And what should the executive understand before signing?Whether the policy is equalisation or protection. Which income and countries it covers. How hypothetical tax will be deducted. Who prepares and pays for tax returns. How foreign tax refunds are treated. Whether equity, spouse income, personal investment income and post-assignment payments are included. And what cooperation they must provide. They shouldn't be discovering the economic meaning of the policy at the first reconciliation.So "we'll take care of the tax" isn't precise enough.Not remotely. The employer needs to define what tax, on which income, in which countries, for what period, under which calculation, and who receives any benefit or bears any shortfall. Equalisation and protection are different commercial promises. They need technically accurate and operationally workable wording.Mark, thank you.Thank you, Eleanor.For further information on international assignment policy, tax equalisation, tax protection and cross-border reward, visit Fenton International dot com. This discussion is general information only and should not be treated as tax or legal advice. The appropriate policy depends on the countries, employee population, remuneration and employer objectives. I'm Eleanor Finch, and this has been Working Across Borders, The Global 3: Tax Equalisation versus Tax Protection — Who Pays for the International Move?