Self-Employment in Germany
Freelancing in Germany as a US citizen (Freiberufler or Gewerbe) requires careful navigation of two tax systems. You must register with the local Finanzamt and pay German income tax (Einkommensteuer) and potentially VAT (Umsatzsteuer). For US purposes, you are subject to Self-Employment (SE) tax unless you qualify for an exemption under the Social Security Totalization Agreement. Utilizing the US-Germany Social Security Agreement allows you to pay into only one system, typically the German one, if your work is localized. This saves you the 15.3% US SE tax.
Tax Deadlines
German tax returns are generally due by July 31st (if unassisted), while your US return is due by June 15th (with the expat extension).
Optimizing German Business Expenses
In Germany, business expenses (Betriebsausgaben) are deductible from your taxable income. However, the IRS has stricter rules on certain deductions, such as home offices or entertainment. The net profit calculation for US tax is: $$Net\\ Profit_{USD} = (Gross\\ Income_{EUR} - Expenses_{EUR}) \\times Average\\ Exchange\\ Rate$$. LSI keywords include 'Kleinunternehmerregelung,' 'Einnahmen-Überschuss-Rechnung (EÜR),' 'Schedule C,' 'Totalization Certificate,' and 'SE Tax Exemption.' Ensure you obtain a 'Certificate of Coverage' from the DVKA in Germany to prove to the IRS that you are paying into the German social system. For US-side reporting, refer to IRS Self-Employed Center. Managing your 'Vorauszahlungen' (prepayments) in Germany is vital to ensure you have enough liquidity to meet both tax obligations. Remember, the Foreign Earned Income Exclusion (FEIE) can reduce your income tax but does *not* reduce US self-employment tax unless the Totalization Agreement is correctly invoked.