Calculate B2B net pay (self-employment contract). Social insurance, health contribution and PIT — online calculator.
The calculator estimates net pay from B2B (sole proprietorship / business activity): from monthly revenue it subtracts ZUS contributions (pension, disability, sickness, accident), health contribution (9%), and income tax (12%/32% scale). You can choose full ZUS (full base) or preferential ZUS (30% of minimum wage — e.g. first 24 months of business). You can set deductible costs yourself.
ZUS base: from 5652 PLN (min.) to 23 550 PLN (max.) per month. Preferential ZUS: 1441,8 PLN.
| Contribution | Rate |
|---|---|
| Pension | 19.52% |
| Disability | 8% |
| Sickness | 2.45% |
| Accident (group I) | 1.67% |
PIT: up to 120 000 PLN/year — 12%, above — 32%. Tax-free amount 30 000 PLN/year. Health 9%, min. 432,54 PLN/month.
As of: 2026-02-01. Check MRPiPS and ZUS announcement.
State of law as of: 2026-02-01.
Legal information
Calculations are for information and estimation only. They do not constitute legal, tax or other professional advice. For individual matters, consultation with a lawyer, tax adviser or other specialist is recommended.
Legal basis
Preferential ZUS: conditions in the ZUS act (e.g. first 24 months).
Choose a law firm for your case
Compare firms by specialization, city, and ratings. You contact the selected firm directly.
Kancelaria Alfa
Sprawy rodzinne i cywilne: rozwod, alimenty, podzial majatku, reprezentacja w sadzie.
Lex Biz Kancelaria
Obsluga JDG i spolek: umowy, podatki, kontrole, sprawy pracownicze.
Nieruchomosci Partner
Zakup i sprzedaz nieruchomosci, umowy deweloperskie, najem, spory o nieruchomosci.
Tax Guard
Doradztwo podatkowe i legal support dla biznesu: VAT, CIT, kontrole, umowy B2B.
Civil Pro
Spory cywilne, dochodzenie roszczen, umowy i sprawy mieszkaniowe.
Familia Law
Prawo rodzinne i pracownicze, w tym sprawy cudzoziemcow pracujacych w Polsce.
Choose a law firm for your case
Compare firms by specialization, city, and ratings. You contact the selected firm directly.
Tax Guard
Doradztwo podatkowe i legal support dla biznesu: VAT, CIT, kontrole, umowy B2B.
Kancelaria Alfa
Sprawy rodzinne i cywilne: rozwod, alimenty, podzial majatku, reprezentacja w sadzie.
Nieruchomosci Partner
Zakup i sprzedaz nieruchomosci, umowy deweloperskie, najem, spory o nieruchomosci.