{"country":"de","currency":"EUR","name":"Germany","taxYear":2025,"taxYearPeriod":"January - December 2025","description":"German Income Tax (Einkommensteuer), Solidarity Surcharge, Church Tax, Social Insurance Calculator","parameters":{"income":{"type":"number","required":true,"description":"Annual gross income EUR"},"incomePeriod":{"type":"string","default":"yearly","options":["monthly","yearly"]},"churchTax":{"type":"string","default":"none","options":["none","8","9"],"description":"Church tax rate: 8% (BW/BY) or 9% (other states)"},"hasChildren":{"type":"boolean","default":true,"description":"Has children (affects Pflegeversicherung rate)"},"healthInsurance":{"type":"string","default":"statutory","options":["statutory","none"],"description":"Health insurance type"},"zusatzbeitrag":{"type":"number","default":2.5,"description":"GKV supplementary rate %"},"pensionInsurance":{"type":"boolean","default":false,"description":"Voluntary pension insurance"},"gewerbesteuer":{"type":"boolean","default":false,"description":"Subject to trade tax (Gewerbetreibende)"},"hebesatz":{"type":"number","default":400,"description":"Municipal trade tax multiplier %"},"vatRegistered":{"type":"boolean","default":false,"description":"VAT registered (19%)"},"weeklyHours":{"type":"number","default":40,"description":"Weekly working hours"},"paidDaysOff":{"type":"number","default":30,"description":"Annual leave days"}},"example":"/v1/calculate/de?income=60000"}