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Poland Child Tax Credit Calculator (Ulga Prorodzinna) 2026

The Polish child tax credit (ulga na dziecko / ulga prorodzinna) lets parents reduce their annual income tax (PIT) by a fixed amount per child. The credit is higher for the third and subsequent children. Use this calculator to instantly see your total deduction and estimated tax refund.

Reviewed byRedakcja Liczbnik
Calculator
PLN
ResultAnnual credit (deduction)794.31PLN
Monthly credit
66.19 PLN
Estimated tax saving / refund
0.00 PLN

How we calculate the child tax credit

For the first and second child the annual credit is 1 112.04 PLN (92.67 PLN × 12 months). The third child adds 2 000.04 PLN, and each subsequent child adds 2 700 PLN per year. For families with only one child an income cap applies: 56 000 PLN for single filers or 112 000 PLN for married couples. The calculator checks this cap and returns the allowable deduction and estimated refund.

Example: two children, income 72 000 PLN

A single parent earning 72 000 PLN per year with two children can deduct 2 × 1 112.04 PLN = 2 224.08 PLN from their PIT liability. If the calculated tax is 5 400 PLN, after the credit only 3 175.92 PLN is due.

Frequently asked questions

Indicative result

Calculator results are for informational purposes only and do not constitute tax advice. Credit rates and income limits are subject to change. Verify all figures with a qualified tax adviser or the Polish Tax Authority (KAS) before filing.
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