£40,000 with 15 Hours Overtime After Tax | 2025-26
Time and a half · £30.77/hr overtime rate · Total gross: £40,462
Overtime tax breakdown 2025-26
| Item | Base salary | With overtime | OT impact |
|---|---|---|---|
| Gross | £40,000 | £40,462 | +£462 |
| Income Tax | −£5,486 | −£5,578 | −£92 |
| National Insurance | −£2,194 | −£2,231 | −£37 |
| Net take-home | £32,320 | £32,653 | +£333 |
£40,000 salary: how much does overtime pay after tax?
On a £40,000 salary, your base hourly rate is £20.51 (based on 37.5 hours/week, 1,950 hours/year). Overtime at time and a half is £30.77 per hour gross.
15 hours of overtime earns £462 gross. After income tax and National Insurance at your marginal rate of 28%, you keep £333 — effective overtime tax rate: 27.9%.
Your total take-home with overtime is £32,653 per year, compared to £32,320 on base salary alone — an extra £28 per month or £6 per week. Consider pension contributions or salary sacrifice to reduce your taxable income.
Frequently asked questions
How much overtime pay do I keep on a £40,000 salary?
On a £40,000 salary, 15 hours of overtime at time and a half (£30.77/hr) earns £462 gross. After income tax and NI, you keep £333. Tax deducted from overtime: £129 (effective rate: 27.9%).
What is the hourly rate for overtime on £40,000?
Your base hourly rate on £40,000 is £20.51 (based on 1,950 hours per year). Overtime at time and a half is £30.77 per hour gross. After tax at your marginal rate of 28%, each overtime hour nets you approximately £22.
How is overtime taxed in the UK?
Overtime pay is taxed as regular income — it is added to your annual salary and taxed at your marginal rate (28% income tax + NI combined for £40,000). There is no special overtime tax rate. If overtime pushes you into a higher tax band, only the portion above the threshold is taxed at the higher rate.
What is my total take-home with 15 hours overtime on £40,000?
Your base salary take-home is £32,320 per year. With 15 hours overtime, total gross is £40,462 and total take-home is £32,653 — an extra £333 per year (£28/month or £6/week).
What is the effective tax rate on my overtime?
Your overtime gross is £462 and take-home is £333. Tax deducted: £129. Effective overtime tax rate: 27.9%. This matches your marginal rate of 28% unless overtime pushes you into a higher band.
How many hours overtime would I need for an extra £1,000 take-home on £40,000?
On £40,000, each overtime hour nets you approximately £22 after tax. To take home an extra £1,000 net, you would need around 46 hours of overtime (at time and a half).
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