Calculate overtime pay at time and a half, double time or any multiplier.
Enter your normal hourly rate
Use your contractual rate, or divide salary by hours worked per year (37.5 × 52 = 1,950 for full time).
Add overtime hours
Enter the number of overtime hours worked in the period (week or month).
Choose the multiplier
Common UK rates are 1.5× (time and a half) for weekday overtime and Saturdays, 2.0× (double time) for Sundays or bank holidays.
See overtime gross
Read the gross overtime pay for the period and the combined weekly/annual total.
Check the 48-hour week
Make sure your average weekly hours over 17 weeks stay under 48 unless you have signed an opt-out.
Estimate tax and NI
Apply your marginal income tax rate (20/40/45%) and 8% or 2% NI to estimate net overtime pay. Use Take-Home Pay for a precise figure.
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Disclaimer: All results are estimates for guidance only and do not constitute financial, tax or legal advice. Always consult a qualified professional.