401(k)

How to Manage 401(k)s, IRAs, and Investments When Your Life Moves Across Countries

A Practical Guide for Globally Mobile U.S. Individuals

Last Updated On:
December 16, 2025
About 5 min. read
Written By
Tom Pewtress
Head of USA and Private Wealth Partner
Written By
Tom Pewtress
Head of USA and Private Wealth Partner
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Introduction - Why Global Mobility Complicates U.S. Retirement and Investment Management

Many U.S. citizens live increasingly international lives. A typical modern career may span multiple countries, multiple employers, and multiple financial systems. As a result, individuals often accumulate:

  • one or more 401(k)s from past U.S. employers,
  • Traditional IRAs or Roth IRAs,
  • foreign pension plans,
  • investment accounts in different jurisdictions,
  • property or business interests abroad,
  • income in multiple currencies.

When life moves across borders, the rules that govern retirement accounts, investment structures, and reporting obligations do not move with you. Instead, U.S. rules continue to apply regardless of where you reside.

This creates questions such as:

  • “Can I maintain my 401(k) if I move to another country?”
  • “What happens to my IRA if I change residency again?”
  • “Can I use foreign investment platforms safely as a U.S. taxpayer?”
  • “How do PFIC rules apply?”
  • “Does my future retirement country affect how I invest today?”
  • “Should I consolidate accounts as I move?”

This guide provides a neutral, factual overview designed to help globally mobile U.S. individuals understand the considerations involved in managing 401(k)s, IRAs, and investments across multiple countries. It is educational only and does not constitute personalised advice.

What This Guide Helps You Understand

This guide explains how U.S. retirement accounts and investment structures function when individuals live, work, or retire in multiple countries. After reading, you will understand:

  • Why U.S. tax rules apply regardless of where you reside
  • How 401(k)s, IRAs, and Roth IRAs behave when you move abroad
  • Why provider and custodian servicing policies can differ for foreign residents
  • How contribution eligibility changes when income comes from foreign employment
  • How future residency impacts today’s investment decisions
  • How PFIC rules apply to foreign funds and platforms
  • How multi-currency exposure affects long-term planning and withdrawals
  • Why consolidating or maintaining multiple accounts requires individual evaluation
  • How brokerage accounts may restrict functionality depending on country
  • How global mobility influences taxes, distributions, and retirement timelines

This guide is educational only and does not constitute personalised legal, tax, or investment advice.

Understanding the U.S. Framework That Applies Globally

Regardless of where an individual resides, U.S. tax rules continue to apply.

  • U.S. citizens must file annual U.S. tax returns
  • Worldwide income remains taxable
  • Retirement account rules continue unchanged
  • Reporting requirements still apply (FBAR, FATCA)
  • PFIC rules apply to many foreign funds
  • Contributions require specific types of income
  • Rollover rules apply regardless of location

International relocation does not change any of these obligations.

This means the suitability of your investment structure depends not only on where you are today, but where you may be in the future.

What Happens to a 401(k) When You Move Between Countries

A U.S. 401(k) remains a U.S. account under U.S. law. Moving abroad does not:

  • close the account,
  • trigger tax,
  • trigger penalties,
  • affect investment holdings,
  • alter plan rules.

However, certain provider policies may affect account functionality.

Potential provider limitations may include:

  • restrictions on making investment changes
  • reduced online access for certain foreign IP addresses
  • limitations for foreign phone numbers
  • restrictions on mailing documents
  • requests to maintain a U.S. address
  • encouragement to roll into an IRA
  • “maintenance-only” mode for foreign residents

These are provider-specific, not IRS requirements.

As individuals relocate to new countries, the availability of online access or investor servicing may change depending on the provider’s policies and compliance obligations.

Managing Multiple 401(k)s Across an International Career

It is common for globally mobile individuals to accumulate:

  • a 401(k) from a first U.S. employer,
  • another 401(k) from a later U.S. employer,
  • a 403(b) or 457 plan,
  • additional foreign plans after relocating.

As life becomes more international, individuals often evaluate whether to:

  • leave each account where it is,
  • move assets into a new employer plan (if applicable),
  • or consolidate into a Traditional IRA via direct rollovers.

Considerations may include:

  • administrative simplicity,
  • the number of providers involved,
  • provider restrictions on foreign residents,
  • diversification options,
  • long-term residency,
  • fees,
  • the need for consistent reporting.

Important neutral point:

Rollover suitability is not automatic and depends on:

  • plan features,
  • costs,
  • investment choice,
  • currency needs,
  • retirement goals.

Conflict Disclosure:
Skybound Wealth USA may receive advisory fees for managing IRA assets.
Individuals should evaluate all available options before choosing a rollover.

Managing IRAs When Moving Across Borders

Traditional IRAs and Roth IRAs are governed by U.S. rules, regardless of where the account holder resides.

  • You may keep an IRA regardless of where you move
  • You may roll a 401(k) into an IRA regardless of location
  • Withdrawals continue to follow U.S. rules
  • Custodian servicing policies may change by country
  • Currency considerations may become more important
  • U.S.-domiciled ETFs remain aligned with U.S. reporting rules

Access considerations:

Some IRA custodians may:

  • restrict accounts based on residency
  • limit trading functionality
  • require U.S. phone numbers
  • request U.S. addresses

These are custodian-specific policies.

How Future Residency Affects Today’s U.S. Retirement Accounts

Long-term planning is essential for globally mobile individuals.

Retirement account considerations often depend on:

  • Where you expect to retire
  • Whether that country taxes foreign pension income
  • Whether a treaty applies
  • Whether local rules tax U.S. investment income
  • Whether your spending will be in USD or local currency
  • Whether your future country recognises Roth treatment
  • Whether the country taxes worldwide income

For example (general themes, not tax advice):

  • France, Spain, Italy, Germany
    May tax foreign pension withdrawals; treaties vary.
  • UAE, Qatar, Saudi Arabia, Bahrain
    No personal income tax.
  • UK, Australia, Canada
    Treaty provisions differ for pensions, dividends, and capital gains.
  • Singapore, Hong Kong
    Do not tax most personal investment income.

Understanding future residency helps inform how you invest today.

Contribution Eligibility When Moving Between Countries

Contributions to retirement accounts depend on U.S.-taxable earned income and plan eligibility—not residency.

401(k) contributions

Require W-2 wages and U.S. payroll
Foreign employment generally does not qualify

Traditional IRA contributions

Require U.S.-taxable earned income
FEIE-excluded income generally does not count

Roth IRA contributions

Require U.S.-taxable earned income
Subject to income limits
Residency is not the determining factor

Backdoor Roth

Still requires eligible compensation
Pro-rata rules apply

Contribution eligibility often changes as an individual relocates, especially when switching between:

  • foreign employment
  • U.S. employment
  • self-employment abroad
  • living in low-tax vs. high-tax countries
  • using FEIE vs. FTC

This makes multi-country planning important.

PFIC Considerations for Globally Mobile U.S. Investors

PFIC rules apply to many foreign-domiciled pooled investment vehicles.

These may include:

  • UCITS ETFs in Europe
  • OEICs in the UK
  • Asian mutual funds
  • offshore insurance-linked products
  • portfolio bonds holding foreign funds

PFIC implications may include:

  • additional tax reporting (Form 8621)
  • tax treatment that differs from U.S.-domiciled funds
  • administrative complexity

Because globally mobile individuals often open accounts in different countries, PFIC awareness is important.

U.S.-domiciled funds in IRAs, Roth IRAs, and 401(k)s do not have PFIC treatment because they follow U.S. tax rules.

Multi-Currency Considerations When Life Moves Across Borders

Globally mobile individuals may:

  • earn in one currency,
  • invest in USD,
  • save in another currency,
  • and retire in yet another.

Key considerations include:

  • currency of future retirement spending
  • FX exposure within portfolios
  • whether to hold multi-currency cash
  • currency alignment across different jurisdictions
  • future contribution, withdrawal, and repatriation needs

A portfolio structured for someone living in Dubai may differ significantly from a portfolio structured for retirement in Europe or North America.

Currency planning is often an integral part of multi-country financial management.

Managing Brokerage Accounts When Moving Across Borders

Brokerage account access may change as a result of:

  • custodian policies
  • local regulations
  • FATCA compliance
  • servicing restrictions for foreign residents

Common considerations include:

  • Some U.S. brokers restrict trading if you move abroad
  • Some custodians accept foreign addresses with limited access
  • Some custodians support expats across many countries
  • Some foreign platforms may offer investments treated as PFICs

Because brokerage access varies globally, individuals often evaluate custodian compatibility with long-term mobility.

U.S. Retirement Accounts and Multiple Relocations

Many individuals move between:

  • UAE → UK → U.S. → Europe → Asia
  • Canada → U.S. → Middle East → Europe
  • North America → Asia → Middle East → U.S.

At each stage, U.S. retirement accounts remain governed by U.S. rules.

Neutral examples:

  • Moving to a high-tax jurisdiction
    Local rules may affect pension withdrawals.
  • Moving to a treaty country
    Treaty provisions may affect taxation.
  • Moving to a no-tax jurisdiction
    FEIE may be relevant for earned income.
  • Moving back to the U.S.
    U.S. tax rules apply across all accounts.

Understanding how each move affects multiple income types is part of long-term planning.

Hypothetical Examples (Illustrative Only)

The following examples do not represent actual clients.

Example 1 - The Globally Mobile Professional

  • Works in the U.S., then Europe, then UAE
  • Accumulates two 401(k)s and one IRA
  • Uses U.S.-domiciled portfolios to maintain reporting consistency
  • Reviews rollover suitability depending on plan benefits

Example 2 - The Returning Expat

  • Returns to U.S. after 10 years abroad
  • Uses FEIE abroad, now evaluates IRA eligibility
  • Reviews currency allocations for retirement in U.S.

Example 3 - The Multi-Country Investor

  • Lives in Asia, then relocates to the Middle East
  • Has investments in both U.S. and foreign accounts
  • Evaluates PFIC exposure when using local platforms

Example 4 - The Cross-Border Entrepreneur

  • Owns business structures in two jurisdictions
  • Has self-employment income
  • Reviews SEP IRA or Solo 401(k) suitability
  • Reviews FEIE interactions carefully

Practical Checklist for Globally Mobile Americans

  • Understand U.S. retirement account rules
  • Review payroll structure (U.S. vs foreign)
  • Confirm contribution eligibility (earned income, FEIE/FTC)
  • Check custodian policies for foreign residents
  • Review PFIC exposure in foreign accounts
  • Evaluate currency needs for long-term planning
  • Track retirement accounts across employers
  • Understand withdrawal taxation based on residency
  • Consider consolidation where appropriate
  • Plan according to expected future residency

How Skybound Wealth USA Supports Individuals

Skybound Wealth USA assists individuals with:

  • evaluating 401(k), IRA, and Roth IRA considerations across relocations,
  • understanding how FEIE and FTC interact with contribution eligibility,
  • identifying U.S.-domiciled investment options,
  • PFIC-aware investment structuring,
  • cross-border retirement planning,
  • multi-currency analysis,
  • rollover assessments aligned with ADV disclosures,
  • planning across multiple future residency scenarios,
  • long-term modelling using MoneyMap.

Conflict Disclosure:
Skybound WealthUSA may receive compensation when assets are managed under advisory programs. Individuals should evaluate all options before making decisions.

Next Steps

If you would like help understanding how to structure 401(k)s, IRAs, and investment accounts across international moves, you may schedule a discussion with Skybound Wealth USA.

Key Points To Remember

  • U.S. tax rules apply worldwide - retirement accounts do not change because you move.
  • Provider restrictions are common for foreign residents and vary widely across custodians.
  • 401(k) contributions require U.S.-taxable W-2 wages, not foreign employment income.
  • Traditional IRA and Roth IRA contributions require eligible compensation, which FEIE may reduce.
  • PFIC rules apply to many foreign-domiciled funds and investment platforms.
  • IRAs and Roth IRAs can be maintained abroad, but custodian servicing policies differ.
  • Multi-country retirement plans require considering future taxation, withdrawals, and treaty status.
  • Currency exposure becomes important when earning, saving, and retiring in different currencies.
  • Consolidation of accounts is not automatically suitable and depends on investment choice, costs, and personal goals.
  • Brokerage access may be limited based on the country you live in.

FAQs

Can I keep my 401(k) or IRA if I live abroad?
Can I contribute to a 401(k) or IRA when working overseas?
Can I invest through foreign platforms as a U.S. taxpayer?
How does relocating affect my investment strategy?
Written By
Tom Pewtress
Head of USA and Private Wealth Partner

Tom Pewtress is a fee-based fiduciary adviser and Head of USA at Skybound Wealth USA. He helps U.S. citizens, dual-nationals and internationally mobile families manage their financial lives across borders. Tom specialises in U.S. retirement accounts, 401(k) and IRA decisions, Roth strategies, tax-aware investing and long-term planning for globally mobile households.

Disclosure

This material is for informational purposes only and does not constitute personalised financial, tax, or legal advice.
Tax rules vary by jurisdiction and may change.
Hypothetical examples do not represent actual clients or outcomes.
Investment decisions should be based on individual circumstances.
Past performance does not predict future results.
Skybound Wealth USA, LLC is an SEC-registered investment adviser. Registration does not imply a certain level of skill or training.
Please review Form ADV Part 2A, Part 2B, and Form CRS for complete disclosures.

Speak With a U.S. Fiduciary Adviser About Managing Your Retirement Accounts Across Borders

If your career spans several countries or you expect to relocate internationally, your U.S. retirement accounts and investments may require coordinated planning. A complimentary session with Skybound Wealth USA can help you understand the high-level considerations before making any decisions.

During this session, we can:

  • Review how your 401(k), IRA, and Roth IRA function when living abroad
  • Explain provider servicing policies for foreign residents
  • Discuss PFIC considerations when using foreign investment platforms
  • Outline contribution eligibility under FEIE, FTC, and different income types
  • Review long-term planning based on your expected future residency
  • Evaluate multi-currency needs and FX exposure for global retirement
  • Explore options for consolidating or maintaining multiple retirement accounts
  • Coordinate with tax professionals when specialised input is required

This session is neutral, educational, and obligation-free.

Book your complimentary discussion today.

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