Treaty expertise
Experience with double-taxation treaties and tie-breaker rules.
Tax · 43 guides
Tax abroad.
Until this title launches, its guides live on GlobalCitizen.guide — the short answer first, then the detail.
Tax residency
Double taxation
Leaving Germany: exit tax and obligations
Favourable tax regimes
Self-employment and freelancing abroad
- Can I freelance abroad as a German citizen?
- Do I need to set up a company in the country where I live?
- What is a permanent establishment and when does it trigger tax?
- How do I invoice clients in Germany from abroad?
- What are social security obligations for the self-employed abroad?
- Reisekosten: what are the rules for expat expense claims?
For employers: global mobility tax
- What are the tax obligations when sending staff abroad?
- What is a shadow payroll?
- How do I handle split payrolls for posted workers?
- What is equalisation in international assignment tax?
- A1 certificate: what changes with the EU reform in 2025?
- Meldepflichten: what must employers report for international postings?
How we rate
The same criteria for every provider. Ratings and order are never for sale.
Both sides covered
Whether the adviser handles your country of origin and your destination.
Qualifications
Licensed tax advisers, accountants or enrolled agents.
Moving away
Exit taxes, deregistration and ending tax residency correctly.
Fee transparency
Fixed fees or clear hourly rates, and what is included.
Warning signs
- Advice that only covers one country
- Schemes that rely on not reporting income
- No named, qualified adviser