PIT (Income Tax - Progressive Scale) Progressive scale (skala podatkowa): 0% up to 30,000 PLN (tax-free amount modeled as allowance), 12% on 30,000–120,000, 32% above 120,000. Bracket values are pre-adjusted (120k - 30k allowance = 90k). 4% solidarity surcharge applies above 1,000,000 PLN (not modeled).
PLN 76 2.3%
ZUS Social Contributions Mandatory ZUS social contributions (retirement, disability, sickness, accident, labour fund): ~1,774 PLN/month = ~21,288 PLN/year based on 60% of projected average salary. Fixed amount regardless of income. New businesses get 'Preferencyjny ZUS' (~443 PLN/month) for first 24 months. First 6 months ('Ulga na Start') exempt from ZUS entirely.
PLN 1,774 52.7%
Health Insurance (Składka zdrowotna) 9% of income for progressive tax scale. Not deductible from tax. Minimum monthly contribution ~315 PLN. For flat tax: 4.9% (partially deductible). For lump-sum: fixed tiers based on revenue.
PLN 282 8.4%