Moving from Switzerland: tax obligations and what to know

Context

In short

• Swiss people who move abroad often have to declare income in Switzerland even after their departure
• Exemptions for diplomats, posted workers (e.g. UBS in Singapore) and digital nomads with certified tax residency
• Obligation to make a final declaration within 3 months of departure, with penalties of up to CHF 5,000 per omission

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Key facts

• What: Residual tax obligations for Swiss emigrants (art. 4 Federal Law on Withholding Tax, LIP)
• When:
• Final declaration within 90 days of departure (art. 127 Federal Law on the Harmonization of Direct Taxes, LAFD)
• Partial tax liability for the year of transfer (e.g. departure in June 2024 → taxes on January-June income)
• Where:
• Cantons with high rates: Geneva (45% max), Vaud (40.5%)
• Cantons with subsidized regimes: Zug (15% for incomes >100k CHF), Schwyz (flat rates for foreigners)
• Who: All Swiss citizens who transfer tax residence, excluding:
• Employees of international organizations (e.g. UN in Geneva, WTO)
• Workers seconded from Swiss companies (e.g. Novartis in Boston, Nestlé in Vevey → secondment <5 years)
• Digital nomads with a residence permit abroad >183 days/year (verified via double taxation agreement)
• Amount:
• Exit tax (only for assets >2M CHF): 15-30% on latent capital gains (e.g. Credit Suisse shares purchased for 10 CHF, sold for 15 CHF post-emigration)
• Withholding tax (35%) on Swiss interest and dividends (e.g. UBS account with 50k CHF → 1,750 CHF/year if not declared)

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Exceptions to tax obligations

1. Diplomats and international officials

• Exempt if registered with AIRE (Registry of Italians Resident Abroad, extended to Swiss citizens via bilateral agreements).
• Example: An ICRC employee in Nairobi pays taxes only in Kenya, but must report his departure to the Federal Department of Foreign Affairs (FDFA) within 30 days.

2. Posted workers

• Limited taxation in Switzerland if the posting is temporary (<5 years) and the salary is paid by a Swiss employer.
• Practical case: An ABB engineer transferred to Milan for 3 years pays in Switzerland only the fraction of salary corresponding to the days worked at home (e.g. 20 days/year → 5.6% of 120k CHF = 6,720 taxable CHF).

3. Digital nomads

• They must demonstrate tax residence abroad with:
• Rental contract >12 months (e.g. Lisbon, Portugal)
• Tax residence certificate (OECD CR1 model)
• Attention: The Canton of Zurich applies cross-checks with credit card data (e.g. expenses >60 days/year in Switzerland → risk of double taxation).

4. Post-emigration Swiss income

• AVS/AI pensions: Taxed in Switzerland at 100% if the country of residence has no agreement (e.g. Thailand). In the EU, taxation reduced to 90% (art. 18 EU-Switzerland Convention).
• Rentals from Swiss properties: Taxable at 60-80% of the rental value (e.g. apartment in Zug rented for 3k CHF/month → 1.8k-2.4k CHF taxable annually).

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Subjugation of less than one year

If you emigrate during the tax year (e.g. 15 March 2024), Switzerland taxes only the income received up to the official departure date (not the actual one). Procedure: 1. Notify the municipality (e.g. City of Bern) within 14 days of departure. 2. Partial declaration by March 31 of the following year (e.g. departure July 2024 → expiry 31/03/2025). 3. Pro-rata calculation:

• Annual salary: 150k CHF → only 6/12 = 75k CHF taxable.
• Capital gains: Sale of a property in Lugano in January 2024 → taxed at 100%. If sold in December 2024 post-emigration → exempt (if certified foreign tax resident).

⚠️ Attention: The Canton of Ticino applies an exit tax of 20% on real estate capital gains even after emigration, if the property is sold within 5 years of departure.

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Operational checklist

1. Before departure:

• Request the tax residence certificate from the municipality (cost: 50-100 CHF).
• Close non-essential current accounts (e.g. PostFinance savings account → risk of 35% tax on interest).

2. Within 3 months:

• Send the final declaration to the cantonal tax administration (e.g. Zurich: form ZH-313).
• Attach proof of new residence (e.g. rental contract in Barcelona + Model 030 certificate).

3. Next year:

• Check for double taxation with Form 835 (for Swiss income taxed abroad).

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Comparison between scenarios

Operational details

Emigrating from Switzerland: Tax Obligations and What to Know Before You Go Before leaving Switzerland, the tax return for the current year must be filed by March 31 (ordinary deadline for most cantons, including Zurich, Geneva, and Ticino). In Basel City, for example, the deadline is set to April 30, while in Vaud, an automatic extension is applied to June 30 for taxpayers with a fiscal year-end. Omission results in a minimum fine of 200 CHF (Art. 130 LIFD), which can reach 10,000 CHF in case of fraudulent declaration. It is mandatory to appoint a Swiss tax representative (Art. 127 LIFD) or provide a valid address for correspondence. In Geneva, the tax office specifically requires a notarized mandate for the representative, with an average cost of 300–500 CHF. Alternatively, services like Tax Representation Switzerland (TRS) offer packages starting from 800 CHF/year to manage tax correspondence.

Procedure for Transferring Taxes Abroad Cantons apply different rules for settling tax liabilities before departure: - Zurich and Aargau: full payment within 10 days of notification of the amount due. - Vaud and Fribourg: installment payment (max 12 months), but with a 0.5% monthly interest on the remaining debt. - Ticino: obligation to deposit a 5,000 CHF bond if the tax debt exceeds 10,000 CHF. > "In 2023, 12% of transfers abroad from Zurich registered payment delays, with average penalties of 1,800 CHF for non-payment", reports the Federal Statistical Office (FSO). Pre-Departure Checklist: 1. Request the exit certificate (Wegzugsbescheinigung) from the municipality (cost: 50–150 CHF). 2. Verify the VAT account status (if applicable) on the AFD (Federal Office of Customs and Trade) statement. 3. Close 2nd pillar (LPP) accounts: the advance tax is taxed at 10–20% depending on the canton (e.g., 12% in Bern, 18% in Geneva). 4. Cancel the compulsory health insurance (LAMal) within 3 months of departure, otherwise, premiums will be paid up to 3,000 CHF/year even abroad.

Risks of Unresolved Tax Debts

The Swiss tax debt does not prescribe for real estate or bank accounts opened in the country. Concrete examples: - A property in Zug (value 1.2 million CHF) with 3 years of unpaid property taxes (rate 0.3%) accumulates a debt of 10,800 CHF + interest (5% annually). - An account with UBS containing 200,000 CHF not declared: the AFC (Federal Tax Administration) can issue an audit notice with penalties up to 40% of the capital (Art. 175 LIFD). In case of return, the withholding tax (for foreign workers) is applied retroactively if the debt exceeds 5,000 CHF, with a maximum installment period of 5 years (Art. 219 LIFD). 📊 Comparison of Cantons for Outstanding Taxes: | Canton | Interest Rate for Delinquent Taxes | Penalty for Late Declaration | |---------------|---------------------------|--------------------------------| | Zurich | 0.5% monthly | 200–5,000 CHF | | Geneva | 0.6% monthly | 300–10,000 CHF | | Ticino | 0.4% monthly | 150–8,000 CHF | | Vaud | 0.5% + 20 CHF/month | 250–7,000 CHF |

Tax Treaties to Avoid Double Taxation Switzerland has signed 98 double taxation agreements (as of 2024), but some exceptions remain: - Dividends from Swiss companies: taxed at 35% withholding tax (reduced to 15% for EU residents with form DA-1). - Real estate capital gains: taxable in Switzerland even after transfer if the sale occurs within 5 years (e.g., sale of a house in Lugano purchased in 2020: taxed at 20% on the profit). - 3rd pillar: the advance tax for emigration is taxed at 10% (vs. 0% for transfers to the EU/AELS with a free movement agreement). ⚠️ Critical Cases: - Italian border residents: Italy taxes Swiss income only if it exceeds 75,000 CHF/year (2020 Swiss-Italian agreement), but Switzerland still applies withholding tax (4.37–11.5% depending on the canton). - Remote workers: A Google Switzerland employee who moves to Lisbon but keeps the Swiss contract pays taxes in Switzerland on the 100% of the income (TF 2C_890/2021 ruling). 💡 Practical Solutions: - Open an escrow account (e.g., with Credit Suisse) to block funds sufficient to cover potential tax debts. - Use the moving procedure (Umzugsmeldung) online on ch.ch to update the municipality, AFC, and social insurance simultaneously. - For real estate, consider a trust management (cost: 1–2% of the annual value) to avoid direct taxation.

Useful tools for your case

To verify your within/over 20 km tax scenario, use the net salary calculator and the tax return guide.

Key points

What to do in practice

In this context, it is important to have conventions stipulated by Switzerland to avoid double taxation, which regulate which country can levy taxes on which income. Switzerland has concluded such agreements with over 100 countries, including all EU and AELS countries.

Steps to follow

1. Submit the tax return: Before leaving Switzerland, it is essential to submit the tax return for the current year. This allows the local tax office to calculate all the taxes owed.

2. Appoint a representative: It is important to appoint a Swiss domiciled representative or provide a mailing address, depending on what the various tax authorities require.

3. Contact the tax office: It is recommended to contact the tax office at least 30 days before the date of the transfer abroad after consulting the website of the local municipality.

Useful tools

For further information and to use useful tools for calculating taxes, you can consult the website of the Federal Department of Foreign Affairs (FDFA) and the Organization of Swiss Abroad (OSA).

Calculate your taxes

Source: swissinfo.ch