Step 1 — Basic details
Last name, first name, tax ID, TEÁOR activity code (optional), and your business start date.Step 2 — Tax form and business type
Choose the tax form that applies to your business (flat-rate tax, KATA, or VSZJA — KATA can only be selected for full-time sole traders) and your business type:
If you’re unsure about the tax form, ask your accountant.