PIT — simplified calculator (educational)

Educational PIT estimate with example thresholds. Check official rates/reliefs for real filings. Config: /config/pl/pit.json.

Indicative only; rules change over time. Check official guidance. Thresholds via /config/pl/pit.json.

How it’s calculated

  1. Load bands from /config/pl/pit.json when available; fallback to 12% / 32%.
  2. Sum progressive tax across bands; show effective rate (tax/income × 100%).
  3. Reliefs/surcharges are not included — educational only.

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