£45,000 with 100 Hours Overtime in Northern Ireland | 2025-26
Northern Ireland Income Tax (same as England) · Time and a half · £34.62/hr overtime rate · Total gross: £48,462
Overtime tax breakdown — Northern Ireland 2025-26
| Item | Base salary | With overtime | OT impact |
|---|---|---|---|
| Gross | £45,000 | £48,462 | +£3,462 |
| Income Tax (Northern Ireland) | −£6,486 | −£7,178 | −£692 |
| National Insurance | −£2,594 | −£2,871 | −£277 |
| Net take-home | £35,920 | £38,413 | +£2,493 |
Northern Ireland vs Scotland: overtime take-home
In Northern Ireland, this overtime take-home is £762 more than in Scotland. Scotland's Higher Rate (42%) kicks in at £43,663 vs £50,270 in Northern Ireland.
£45,000 salary: how much does overtime pay in Northern Ireland after tax?
On a £45,000 salary in Northern Ireland, your base hourly rate is £23.08 (based on 37.5 hours/week, 1,950 hours/year). Overtime at time and a half is £34.62 per hour gross.
100 hours of overtime earns £3,462 gross. After income tax and National Insurance at your marginal rate of 28%, you keep £2,493 — effective overtime tax rate: 28.0%.
Your total take-home with overtime is £38,413 per year, compared to £35,920 on base salary alone — an extra £208 per month or £48 per week.
Northern Ireland taxes overtime as regular income — the same rates as England and Wales. National Insurance is the same across the UK. Only Scotland has different income tax rates.
Frequently asked questions
How much overtime pay do I keep in Northern Ireland on a £45,000 salary?
On a £45,000 salary in Northern Ireland, 100 hours of overtime at time and a half (£34.62/hr) earns £3,462 gross. After income tax and NI, you keep £2,493. Tax deducted from overtime: £969 (effective rate: 28.0%).
What is the hourly overtime rate in Northern Ireland on £45,000?
Your base hourly rate on £45,000 is £23.08 (based on 1,950 hours per year). Overtime at time and a half is £34.62 per hour gross. After tax at your marginal rate of 28%, each overtime hour nets you approximately £25.
How is overtime taxed in Northern Ireland?
Overtime pay in Northern Ireland is taxed as regular income — added to your annual salary and taxed at your marginal rate (28% income tax + NI for £45,000). Northern Ireland uses the same income tax rates as England and Wales: Basic (20%), Higher (40%), and Additional (45%). National Insurance is UK-wide. If overtime pushes you over £50,270, only the portion above the threshold is taxed at the higher rate.
What is my total take-home in Northern Ireland with 100 hours overtime on £45,000?
Your base salary take-home in Northern Ireland is £35,920 per year. With 100 hours overtime, total gross is £48,462 and total take-home is £38,413 — an extra £2,493 per year (£208/month or £48/week).
Is overtime taxed differently in Northern Ireland vs Scotland?
In Northern Ireland, this overtime leaves you with £762 more than in Scotland.
How many overtime hours do I need for an extra £1,000 take-home in Northern Ireland on £45,000?
On £45,000 in Northern Ireland, each overtime hour nets you approximately £25 after tax. To take home an extra £1,000 net, you would need around 41 hours of overtime (at time and a half).