£1425 a day take-home pay
A £1425/day contract is worth about £313,500 a year over 220 billable days. Here is roughly what you keep under each IR35 status for 2025/26 — and you can fine-tune every assumption below.
| Day rate | £1,425 |
| Billable days assumed | 220 |
| Gross annual contract value | £313,500 |
| Take-home — inside IR35 (umbrella) | £155,460 |
| Take-home — outside IR35 (limited) | £161,569 |
| Difference | £6,109 |
At £1425/day, Outside IR35 (limited company) leaves you £6,109/year better off.
Adjust the numbers
Change days worked, salary, expenses or umbrella margin to match your situation.
Inside IR35 (umbrella)
£155,460/yr
You keep 50% of the contract value
Assignment rate£313,500
Umbrella margin-£1,150
Employer NI-£39,912
Apprenticeship levy-£1,355
Income tax (PAYE)-£108,190
Employee NI-£7,432
Take-home pay£155,460
Outside IR35 (limited company)
£161,569/yr
You keep 52% of the contract value
Company revenue£313,500
Director salary-£12,570
Employer NI on salary-£1,136
Corporation tax-£74,949
Dividend tax-£75,847
Income tax + NI on salary-£0
Take-home pay£161,569
Outside IR35 (limited company) leaves you £6,109/year better off at this rate.