For equity compensation after moving abroad, do not begin with the current share price or a single country's tax rate. Inventory every award, build a dated grant-to-sale timeline, map where you lived and worked during that timeline, and confirm plan, payroll, brokerage, tax, and reporting consequences before exercising, selling, or leaving the employer.

Key Takeaways:

Options, restricted stock, RSUs, employee purchase shares, and cash-settled awards follow different documents and events.

Grant, vest, exercise, settlement, sale, dividend, and departure dates can trigger different questions.

Cross-border allocation may depend on where services were performed during a defined earning period.

Employer withholding is not proof that every filing or final tax obligation is complete.

Obtain written employer data and qualified cross-border tax advice before an irreversible transaction.

Make equity part of your wider international relocation record. This guide is a document-and-question framework, not a tax calculation or investment recommendation. It cannot predict price movements or tell you whether to hold, exercise, or sell.

1. Inventory every award before handling equity compensation after moving abroad

Collect the plan rules, award agreements, grant notices, prospectus or employee communication, cap-table or portal statements, exercise instructions, brokerage terms, tax summaries, relocation notices, and employment contract. Download them before changing employer, country, email address, or account access.

Create one row per award:

Field	What to record
Award type	Option, RSU, restricted share, purchase share, or cash-settled award
Issuer	Full legal company and security class
Grant	Date, quantity, and grant or strike price
Vesting	Conditions, schedule, and service period
Expiry	Exercise deadline or settlement limit
Current status	Unvested, vested, exercisable, settled, sold, or canceled
Account	Plan portal, broker, account country, and currency
Departure	Leaver classification and post-employment deadline

Do not group awards merely because they appear in one portal. An option grants a right to buy; an RSU generally promises delivery after conditions are met; restricted shares may already be issued subject to restrictions. The taxable and administrative events may therefore differ.

Read definitions for continuous service, good or bad leaver, change of control, blackout period, transfer restriction, expiry, and tax withholding. Compare them with the employment contract review, but treat the equity plan as a separate governing document where its terms say so.

Confirm whether relocation required a local sub-plan, new grant, cancellation and replacement, or acceptance in a new portal. Preserve both the old and new records and ask which document controls each award.

2. Build an event timeline before calculating anything

List the exact date and quantity for every grant, vesting tranche, performance certification, exercise, settlement, share delivery, sale, dividend, currency conversion, tax withholding, refund, cancellation, and employer departure. Mark future deadlines and time zones.

For options, separate vesting from exercise and exercise from sale. For RSUs, separate vesting from settlement if the plan does. For purchase plans, capture the offering period, purchase date, discount, and sale. Do not describe all events simply as “vesting,” because the wrong date can distort withholding and cross-border allocation questions.

Record corporate actions such as splits, mergers, conversions, tender offers, and replacement awards. Keep statements that connect the old quantity and price to the new one. A brokerage balance today may not reconstruct the historical transaction path.

Add employment events: assignment start, local transfer, payroll change, employer-of-record change, unpaid leave, remote-work period, termination notice, last working day, and exercise window. If the employer changed the award terms after acceptance, preserve the version and use the overseas offer-change guide for the employment process.

Do not place a trade solely to “simplify” the records. Exercise and sale can be irreversible and may create cash, currency, market, filing, and withholding consequences. Finish the timeline and obtain advice first.

3. Fix the residence and work-location timeline

Create a day-by-day or month-by-month calendar showing where you were physically present and where you performed employment duties from grant through the relevant vesting or exercise period. Include business trips, remote-work days, leave, secondments, and split payroll.

Record immigration status, home availability, family location, assignment terms, tax registrations, social-insurance certificates, and dates reported to payroll. These are evidence inputs, not automatic conclusions about tax residence. Use the cross-country tax-residency guide to organize the wider facts.

Identify which entity employed you during each period and which entity granted or recharged the award. An issuer, legal employer, payroll entity, and host company may be different. Ask the mobility and equity teams to explain the relationship rather than guessing from the stock symbol.

HMRC guidance for internationally mobile employees emphasizes that employment-related securities questions depend on detailed facts, including status and relevant periods.［1］ It is UK material and cannot decide another country's treatment, but it demonstrates why a precise timeline is more useful than the country where the broker sits.

Save proof before old systems close: payslips, annual statements, travel calendars, assignment letters, tax returns, entry records, work logs, and grant statements. The pre-move employment-record checklist can help prevent gaps.

4. Identify every potentially involved jurisdiction

Ask a qualified adviser which jurisdictions may claim a connection because of residence, citizenship, domicile, employment duties, employer location, issuer location, payroll, security source, brokerage, or sale. A connection does not necessarily mean tax is ultimately due, but it may create analysis, withholding, registration, or filing work.

For each jurisdiction, ask separately about the event treated as employment income, the value and exchange rate used, capital gain or loss after acquisition, employer and employee social charges, withholding, estimated payments, information returns, foreign-asset reporting, and deadlines.

Cross-border allocation may divide employment income according to workdays or another statutory method over an earning period. The OECD report on employee stock options discusses timing mismatches, allocation, and double-taxation issues that can arise when work spans countries.［2］ It provides a framework, not a current calculation for any individual or every award type.

Do not assume a tax treaty removes all duplication automatically. Confirm whether the treaty applies to the person, award, tax, and year; which country gives relief; what proof is required; and whether relief is claimed on a return, through payroll, or later as a credit or refund.

Keep employment income and later investment gain separate unless local advice says otherwise. Also ask whether departure or arrival changes cost basis, creates an exit charge, requires a deemed disposal, restricts loss use, or changes reporting currency. Never infer these outcomes from a brokerage screen.

5. Reconcile plan, broker, currency, and withholding

Update your residential and tax addresses with the employer, plan administrator, and broker through verified channels. Ask whether the broker can continue serving residents of the destination country and whether trading, transfers, cash withdrawals, or additional purchases will be restricted.

Confirm how an exercise or RSU settlement will be funded: cash, sell-to-cover, net settlement, payroll deduction, or broker sale. Obtain an estimate showing shares, price, currency, fees, and each withholding category. An estimate is not a final tax result.

Ask payroll which entities and countries will report the income, which payslip or annual statement will show it, and how corrections or refunds are handled. Compare broker confirmations with payroll statements and the award ledger. Investigate differences in quantities, dates, prices, currencies, and employer names.

Record every exchange rate and its source. The plan may transact in one currency while payroll and a tax return use another rate or date. Preserve gross values before fees and withholding rather than recording only net cash received.

Review securities-law, insider-trading, blackout, transfer, and market-access restrictions. A tax deadline does not override a trading prohibition. Conversely, an approaching option expiry does not guarantee that the broker, employer, or law will permit a transaction on the last day.

Protect account access without treating a VPN as a workaround for residency or broker restrictions. Do not misstate location, tax residence, or eligibility. Use official account-change and support routes, and keep authentication recovery methods current.

6. Obtain advice before exercise, sale, or departure

Prepare one advice packet: award inventory, plan documents, event timeline, work-location calendar, residence facts, employer entities, payslips, tax filings, broker statements, proposed transaction, departure date, and questions. Redact unnecessary identifiers when requesting an initial scope or fee quote.

Ask the employer's mobility, payroll, legal, and equity teams for factual confirmations in writing. They may explain plan administration and employer reporting, but that is not automatically personal tax or investment advice. Ask who will correct a withholding or statement error after you leave.

Engage an adviser qualified in the relevant countries and award type. Request a written explanation of assumptions, allocation period, values, exchange rates, withholding credits, treaty position, filing duties, deadlines, and uncertainty. If investment suitability matters, use a separately qualified investment professional who can address concentration and market risk.

Before acting, run a cash-flow check. Exercise can require funds for strike price and tax before sale proceeds exist; a sale can create fees, currency conversion, and later tax. Keep a reserve based on professional advice and do not treat employer withholding as the maximum liability.

After the transaction, save confirmations and reconcile them against the written analysis. Calendar filing and refund deadlines in every relevant jurisdiction. If you depart the employer, verify post-termination exercise windows and portal access immediately; do not assume normal vesting or login continues.

Summary

Inventory each award and preserve its controlling documents.
Build separate grant, vest, exercise, settlement, sale, and departure timelines.
Map physical work and residence facts across the relevant earning periods.
Identify possible tax, payroll, social-insurance, and reporting jurisdictions.
Reconcile employer, broker, currency, and withholding records before acting.
Obtain qualified cross-border tax and, where needed, investment advice.

Frequently Asked Questions

Are RSUs taxed when they vest or when I sell the shares?

The answer depends on the plan, settlement timing, local law, and your facts. Employment income and a later gain may arise at different events. Obtain advice for each jurisdiction involved.

Does moving after the grant avoid tax in the first country?

Do not assume so. Some systems connect an award to services performed during part of the earning period. Residence, workdays, award terms, treaties, and domestic law all matter.

Is employer withholding the final amount I owe?

Not necessarily. Withholding can be provisional, incomplete, duplicated, or credited on a return. Reconcile employer statements and obtain filing advice.

Can I keep using the same brokerage account abroad?

Ask the broker. Service availability, trading, transfers, products, tax forms, and cash movement may change with residence. Update details honestly and use official support.

Should I exercise options before moving?

That is both a tax and investment decision with cash and market risk. Compare documented scenarios with qualified advisers before acting; a general rule based only on the move date is unsafe.

What records should I keep after leaving the employer?

Keep plan and award documents, grant and vest schedules, transaction confirmations, payslips, annual statements, work-location evidence, exchange rates, tax filings, advice, and correspondence about corrections.

Can a treaty prevent double taxation of equity awards?

It may provide relief in a covered case, but eligibility, allocation, tax type, procedures, and proof vary. Confirm which country grants relief and how and when to claim it.

Disclaimer: This guide provides general employment and record-keeping information, not legal, tax, investment, accounting, payroll, securities, or financial advice. Equity treatment varies by award, plan, transaction, employer, treaty, country, and jurisdiction.

References

HM Revenue & Customs — ERSM160100: Internationally mobile employees — https://www.gov.uk/hmrc-internal-manuals/employment-related-securities/ersm160100
OECD — The Taxation of Employee Stock Options — https://www.oecd.org/content/dam/oecd/en/publications/reports/2006/01/the-taxation-of-employee-stock-options_g1gh5dd1/9789264012493-en.pdf

Sources checked 12 September 2026.

Related Reading:

Equity Compensation After Moving Abroad: What to Check