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Overtime Pay Calculator 2026

Polish labour law (Kodeks pracy) requires employers to pay an overtime supplement on top of the regular hourly rate: 50% for regular weekday overtime and 100% for night, Sunday and public holiday work. This calculator derives the hourly rate from the base monthly salary and computes total overtime pay including the statutory supplement.

Reviewed byRedakcja Liczbnik
Calculator
PLN
h
h
Overtime payTotal overtime pay (PLN)446.40PLN
Hourly rate (PLN/h)
29.76 PLN
Overtime supplement (PLN)
148.80 PLN

How the overtime pay calculator works

Step 1: Hourly rate = base monthly salary / monthly working hours (default 168 h). Step 2: At 50% supplement — overtime pay = hourly rate × 1.5 × hours (supplement = rate × 0.5 × hours). Step 3: At 100% supplement (dobowe_100 or swiateczne_100) — overtime pay = hourly rate × 2 × hours. Monthly working hours vary. Enter the actual figure for the month instead of the default 168 h.

Example: 5,000 PLN salary / 168 h, 10 hours at 50%

Base salary 5,000 PLN, working time 168 h: hourly rate = 29.76 PLN/h. 10 overtime hours at 50%: pay = 29.76 × 1.5 × 10 = ~446 PLN (supplement = ~149 PLN). At 100% (night/holiday): 29.76 × 2 × 10 = ~595 PLN.

Frequently asked questions about overtime

When is the 50% overtime supplement paid?

The 50% supplement is paid for overtime worked on weekdays beyond the daily norm (Art. 151¹ § 1(1) of the Labour Code).

When is the 100% supplement paid?

The 100% supplement applies to overtime at night, on Sundays and public holidays not being working days, and on a day off resulting from the 5-day working week (Art. 151¹ § 1(2) LC).

How is the hourly rate calculated?

Hourly rate = base salary / monthly working hours. Monthly hours depend on the working-time schedule (typically 152–176 h).

Can time off in lieu replace the supplement?

Yes — on the employee's request, time off at a 1:1 ratio replaces the supplement. If initiated by the employer, the ratio is 1.5:1.

What is the annual overtime limit?

The Labour Code sets a default limit of 150 overtime hours per year. Collective agreements may raise this to a maximum of 416 h.

Is overtime subject to ZUS and PIT?

Yes — overtime pay (including supplement) is subject to social security contributions and personal income tax on standard terms.

Indicative result

Results are for informational purposes only and do not constitute legal or employment advice. Actual amounts depend on the employment contract, workplace rules and working-time system. For disputes consult a labour lawyer or the National Labour Inspectorate.
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