{"country":"bg","currency":"BGN","name":"Bulgaria","taxYear":2025,"taxYearPeriod":"January - December 2025","description":"Bulgarian freelancer/sole trader: Income Tax, Social Insurance, Health Insurance (NZOK)","parameters":{"income":{"type":"number","required":true,"description":"Gross business income BGN"},"incomePeriod":{"type":"string","default":"yearly","options":["monthly","yearly"]},"activityType":{"type":"string","default":"freelancer","options":["freelancer","sole_trader"]},"expenses":{"type":"number","default":0,"description":"Business expenses BGN (sole_trader only)"},"includeOzm":{"type":"boolean","default":false,"description":"Include illness & maternity (3.5%)"},"vatRegistered":{"type":"boolean","default":false,"description":"VAT registered (20%)"},"weeklyHours":{"type":"number","default":40,"description":"Weekly working hours"},"paidDaysOff":{"type":"number","default":20,"description":"Annual leave days"}},"example":"/v1/calculate/bg?income=60000"}