{"id":3823,"date":"2026-03-30T15:07:53","date_gmt":"2026-03-30T13:07:53","guid":{"rendered":"https:\/\/www.swisscompany.com\/?p=3823"},"modified":"2026-03-31T15:35:59","modified_gmt":"2026-03-31T13:35:59","slug":"germany-switzerland-double-taxation-agreement","status":"publish","type":"post","link":"https:\/\/www.swisscompany.com\/en\/germany-switzerland-double-taxation-agreement\/","title":{"rendered":"The Germany\u2013Switzerland Double Taxation Agreement Explained in Plain English"},"content":{"rendered":"\n

Everything employees, cross-border commuters, and business owners need to know about the DTA \u2013 including practical tips to avoid double taxation.<\/em><\/p>\n\n\n\n

Introduction: Why the Germany\u2013Switzerland DTA Matters to You<\/h2>\n\n\n\n

If you live in Germany and work in Switzerland \u2013 or the other way around \u2013 you inevitably face one critical question: Which country do I owe taxes to? This is exactly where the Double Taxation Agreement (DTA) between Germany and Switzerland comes in. It is one of the most important bilateral tax treaties in Europe, affecting hundreds of thousands of cross-border commuters, entrepreneurs, and investors.<\/p>\n\n\n\n

Without such an agreement, income would be fully taxed in both countries \u2013 a situation that would be financially devastating. The DTA clearly defines which country has the right to tax specific types of income and how double taxation is avoided. In this article, we explain in a clear and practical way how the agreement works, which types of income are covered, and which pitfalls you should be aware of.<\/p>\n\n\n\n

What Is a Double Taxation Agreement?<\/h2>\n\n\n\n

A double taxation agreement is an international treaty between two countries. Its purpose is to prevent the same income from being taxed in both nations. At the same time, it ensures that income does not go completely untaxed \u2013 a concept known as the prevention of double non-taxation.<\/p>\n\n\n\n

The DTA between Germany and Switzerland is largely based on the OECD Model Tax Convention but includes numerous bilateral special provisions. It was originally signed in 1971 and has since been updated several times through revision protocols and mutual agreement procedures, most recently with significant changes regarding cross-border commuter taxation.<\/p>\n\n\n\n

The Two Methods for Avoiding Double Taxation<\/h3>\n\n\n\n

Exemption method with progression proviso: <\/strong>The country of residence exempts the income that is taxed in the other country from taxation. However, this income is still taken into account when determining the tax rate for the taxpayer\u2019s remaining income. In other words, the foreign income pushes up your personal tax rate, but it is not taxed itself.<\/p>\n\n\n\n

Credit method: <\/strong>The tax paid abroad is credited against the domestic tax liability. This method is primarily used for certain types of investment income and royalty payments. The advantage is that there is no double taxation, but the higher tax rate applies.<\/p>\n\n\n\n

The Cross-Border Commuter Rule: The Heart of the DTA<\/h2>\n\n\n\n

The cross-border commuter rule is the most important part of the agreement for the majority of those affected. A person is considered a cross-border commuter if they reside in one contracting state and work in the other, while regularly returning to their place of residence. The current version of the DTA provides that cross-border commuters are generally taxed in their country of residence.<\/p>\n\n\n\n

For commuters living in Germany and working in Switzerland, this means the following: The employer in Switzerland withholds a source tax of 4.5 percent. The primary taxation occurs in Germany as the country of residence. The Swiss withholding tax is credited against the German income tax. The commuter must apply for a certificate of residence (Form Gre-1 or Gre-2) from the German tax office and present it to the Swiss employer.<\/p>\n\n\n\n

Tip: <\/strong>Apply for the certificate of residence well before starting your job. Without this form, your Swiss employer will withhold the full source tax, which then has to be reclaimed later through a cumbersome refund process.<\/p>\n\n\n\n

The 60-Day Rule<\/h3>\n\n\n\n

An important exception applies to employees who, due to their work, are unable to return to their place of residence on more than 60 days per calendar year. In this case, the commuter status no longer applies, and full taxation rights shift to the country where the work is performed. This rule is particularly relevant for professions involving frequent travel or on-call duties that require overnight stays at the workplace.<\/p>\n\n\n\n

Important: The 60-day rule requires that the failure to return home is work-related. Anyone who voluntarily stays overnight at their workplace when returning home would have been reasonable cannot invoke this exception. The burden of proof lies with the employee, making thorough documentation essential.<\/p>\n\n\n\n

Taxation by Income Type: An Overview<\/h2>\n\n\n\n

The DTA assigns taxation rights differently depending on the type of income. The following overview shows the most important categories:<\/p>\n\n\n\n

Income Type<\/strong><\/td>Taxation Right<\/strong><\/td>Method<\/strong><\/td><\/tr>
Employment income<\/td>Country of activity (exception: cross-border commuters)<\/td>Exemption with progression proviso<\/td><\/tr>
Self-employment income<\/td>Country of residence (with fixed base: country of activity)<\/td>Exemption with progression proviso<\/td><\/tr>
Dividends<\/td>Country of residence (source state up to 15%)<\/td>Credit<\/td><\/tr>
Interest<\/td>Country of residence<\/td>Exemption<\/td><\/tr>
Royalties<\/td>Country of residence<\/td>Exemption<\/td><\/tr>
Pensions \/ government pensions<\/td>Paying state (government pensions) \/ Country of residence (private)<\/td>Exemption \/ Credit<\/td><\/tr>
Real estate income<\/td>Country where property is located<\/td>Exemption with progression proviso<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Pensions and Retirement Benefits: Where Are They Taxed?<\/h2>\n\n\n\n

The taxation of pensions and retirement benefits is a frequent source of dispute and regularly causes uncertainty. The general rule is as follows: Government pensions from the statutory pension system or from public-sector employment relationships are taxed in the so-called paying state \u2013 that is, the country from which the pension is paid.<\/p>\n\n\n\n

For example, if someone worked in Switzerland and receives an AHV pension (Swiss social security) but now lives in Germany, this pension is generally taxed in Switzerland. Germany then exempts this income subject to the progression proviso. For pensions from occupational retirement plans (second pillar\/pension fund), the specifics depend on the exact structure. Private pensions and benefits from the third pillar are typically taxed in the country of residence.<\/p>\n\n\n\n

Things get particularly complex when it comes to lump-sum payouts from pension funds. Different rules may apply compared to regular pension payments, and the tax treatment depends heavily on the individual case. Early consultation with a tax advisor experienced in cross-border matters is strongly recommended.<\/p>\n\n\n\n

Businesses and Permanent Establishments<\/h2>\n\n\n\n

For businesses, the permanent establishment principle is key. Business profits are generally taxed only in the country of residence \u2013 unless the company maintains a permanent establishment in the other country. In that case, the country where the permanent establishment is located may tax the profits attributable to it.<\/p>\n\n\n\n

A permanent establishment typically arises from a fixed place of business such as an office, workshop, or factory. Construction sites can also create a permanent establishment if their duration exceeds twelve months. Special caution is needed when posting employees abroad: An individual who regularly concludes contracts on behalf of the company may be considered a dependent agent, which can also trigger permanent establishment status.<\/p>\n\n\n\n

For holding structures and intercompany transfer pricing, additional regulations apply. The DTA references the arm\u2019s length principle: Transactions between related companies must be conducted at market-standard terms. Violations can lead to profit adjustments and significant back-tax assessments.<\/p>\n\n\n\n

Investment Income and Withholding Tax<\/h2>\n\n\n\n

Dividends paid by a Swiss company to a person residing in Germany are subject to withholding tax in Switzerland. The DTA limits this to 15 percent of the gross amount (or 5 percent for substantial shareholdings of at least 20 percent). Switzerland\u2019s anticipatory tax (Verrechnungssteuer) is initially levied at 35 percent, but it can be reduced to the DTA rate or the excess portion can be refunded.<\/p>\n\n\n\n

Interest, on the other hand, is taxed exclusively in the recipient\u2019s country of residence under the DTA. The source country is not permitted to levy any withholding tax. The same principle applies to royalties. This arrangement makes German-Swiss economic relations particularly attractive for investors.<\/p>\n\n\n\n

Tip: <\/strong>Don\u2019t forget to apply for a refund of the Swiss anticipatory tax that exceeds the DTA rate. The application is filed using Form 85 with the Swiss Federal Tax Administration (SFTA). The statute of limitations is three years.<\/p>\n\n\n\n

Real Estate and Property<\/h2>\n\n\n\n

Income from immovable property \u2013 including rental income, lease income, or gains from the sale of real estate \u2013 is taxed in the country where the property is located. If a taxpayer residing in Germany owns property in Switzerland, Switzerland has the right to tax the income derived from it. Germany exempts this income but takes it into account under the progression proviso.<\/p>\n\n\n\n

Conversely, a Swiss citizen who owns a rental apartment in Munich pays tax on the rental income in Germany. Switzerland exempts this income accordingly. When it comes to real estate sales, it is important to note that both countries have different speculation periods and capital gains rules, which makes tax planning complex.<\/p>\n\n\n\n

Procedures and Documentation Requirements<\/h2>\n\n\n\n

Correctly applying the DTA requires a number of formal steps. For cross-border commuters, the annual application for the certificate of residence is essential. In addition, all foreign income must be fully disclosed in the German tax return \u2013 even if it is exempt from taxation in Germany. This is done using Annex N-AUS (for employment income) or Annex AUS (for other income types).<\/p>\n\n\n\n

If double taxation does occur because both countries claim the right to tax, affected individuals have access to the mutual agreement procedure under Article 26 of the DTA. In this process, the competent authorities of both countries negotiate to find a mutually agreed solution. Since the introduction of an arbitration procedure, there is also the option of obtaining a binding decision if the authorities cannot reach an agreement.<\/p>\n\n\n\n

Common Mistakes and Pitfalls<\/h2>\n\n\n\n

In practice, certain mistakes in applying the DTA come up repeatedly. The most frequent ones include failing to apply for the certificate of residence on time or at all, inadequate documentation of non-return days under the 60-day rule, failing to report foreign income on the tax return, and neglecting to claim refunds for excess Swiss anticipatory tax.<\/p>\n\n\n\n

Another common mistake involves remote work situations. With the growing prevalence of working from home, the question of how to handle home office days for tax purposes has become increasingly pressing. The general rule is that work performed in a home office in Germany constitutes work in the country of residence, not in Switzerland as the country of employment. This can have significant tax consequences, particularly for cross-border commuters, and should be properly addressed in both employment contracts and tax filings.<\/p>\n\n\n\n

Tip: <\/strong>Following the special pandemic-era regulations, a mutual agreement on home office days was reached between Germany and Switzerland. Check the current status of these agreements regularly, as they are temporary and subject to change.<\/p>\n\n\n\n

Checklist: Applying the DTA Correctly<\/h2>\n\n\n\n

To apply the double taxation agreement correctly and avoid tax disadvantages, you should keep the following points in mind:<\/p>\n\n\n\n