Overtime after tax calculator UK
Estimate the annual net effect of a regular overtime pattern. Check the formula, worked example and limits before using your own figures.
Enter your figures
Estimated annual net overtime
Inputs changed. Select Calculate result to update your estimate.
Use your actual figures. Any prefilled price, fee, rate or return is an editable illustration, not a current product quote. 2026/27 standard employment illustration. No pension, loans or benefit interactions; annualised NI can differ from deductions on variable-pay payslips.
How the overtime after tax calculator uk works
Annual overtime = hourly rate × hours × weeks. Compare annual tax and NI before and after.
UK data and rules
2026/27 data · Checked 16 October 2026. Rules are a dated snapshot, not a live feed.
- HMRC — Income Tax rates and allowances
- HMRC — Scottish Income Tax
- HMRC — 2026/27 employer rates and thresholds
Read about data coverage and updates
Worked example: overtime after tax
This illustration uses the calculator’s example inputs. It is not a quote or a recommended financial decision.
- Annual base salary (£)
- 35,000
- Gross overtime hourly rate (£)
- 20
- Overtime hours per working week
- 5
- Weeks with overtime
- 40
- Country for tax purposes
- England
Estimated annual net overtime: £2,880.00
Annual overtime = hourly rate × hours × weeks. Compare annual tax and NI before and after.
Overtime after tax: questions answered
What does the overtime after tax calculation include?
Annual overtime = hourly rate × hours × weeks. Compare annual tax and NI before and after. Use your actual figures. Any prefilled price, fee, rate or return is an editable illustration, not a current product quote. 2026/27 standard employment illustration. No pension, loans or benefit interactions; annualised NI can differ from deductions on variable-pay payslips.
Using your result
Example inputs are a starting point. Replace them with your figures and select Calculate result. Results are rounded for display; calculations use unrounded values.
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