£375 a day take-home pay
A £375/day contract is worth about £82,500 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 | £375 |
| Billable days assumed | 220 |
| Gross annual contract value | £82,500 |
| Take-home — inside IR35 (umbrella) | £51,785 |
| Take-home — outside IR35 (limited) | £58,022 |
| Difference | £6,237 |
At £375/day, Outside IR35 (limited company) leaves you £6,237/year better off.
Adjust the numbers
Change days worked, salary, expenses or umbrella margin to match your situation.
Inside IR35 (umbrella)
£51,785/yr
You keep 63% of the contract value
Assignment rate£82,500
Umbrella margin-£1,150
Employer NI-£9,912
Apprenticeship levy-£355
Income tax (PAYE)-£15,865
Employee NI-£3,432
Take-home pay£51,785
Outside IR35 (limited company)
£58,022/yr
You keep 70% of the contract value
Company revenue£82,500
Director salary-£12,570
Employer NI on salary-£1,136
Corporation tax-£14,481
Dividend tax-£8,862
Income tax + NI on salary-£0
Take-home pay£58,022
Outside IR35 (limited company) leaves you £6,237/year better off at this rate.