{"country":"hu","currency":"HUF","name":"Hungary","taxYear":2025,"taxYearPeriod":"January - December 2025","description":"Hungarian self-employed tax calculator: KATA (fixed tax) and EV (individual entrepreneur)","parameters":{"income":{"type":"number","required":true,"description":"Annual gross income in HUF"},"incomePeriod":{"type":"string","default":"yearly","options":["monthly","yearly"]},"taxModel":{"type":"string","default":"kata","options":["kata","ev"],"description":"Tax regime"},"expenses":{"type":"number","default":0,"description":"Annual deductible expenses (EV only)"},"vatRegistered":{"type":"boolean","default":false,"description":"VAT registered (27%)"},"weeklyHours":{"type":"number","default":40,"description":"Weekly working hours"},"paidDaysOff":{"type":"number","default":20,"description":"Annual leave days"}},"example":"/v1/calculate/hu?income=12000000&taxModel=kata"}