Salary Sacrifice on £40,000
Salary sacrifice on a £40,000 salary: sacrificing £2,000/year into your pension saves £560 in tax and NI. Your take-home pay reduces by £1,440, meaning every £1 of pension costs you just £0.72 in lost take-home.
If you earn £40,000 and sacrifice £2,000/year (5% of salary) into your pension, you save £560 in income tax and National Insurance. Your take-home pay drops by just £1,440 — meaning every £1 going into your pension only costs you £0.72 in lost take-home. That's an effective 28% boost to your pension contributions.
How the savings break down
- Income tax saving: £400
- Employee NI saving: £160
- Employer NI saving: £300 (your employer keeps this, but many pass some to you)
Impact on mortgage borrowing
Salary sacrifice reduces your contractual salary from £40,000 to £38,000. At a typical 4.5x lending multiple, your maximum mortgage drops from £180,000 to £171,000 — a reduction of £9,000. If you're applying for a mortgage soon, consider timing your sacrifice arrangement carefully.
Related calculators
- Full £40,000 salary breakdown — detailed tax bands and deductions
- Pension tax relief calculator — see how much relief you get on contributions
- Mortgage affordability — check how sacrifice affects your borrowing power
- Salary sacrifice calculator — try different amounts and benefits
Salary sacrifice savings on £40,000
| Monthly sacrifice | Annual sacrifice | Your saving | Employer NI saving | Take-home reduction/month | Cost per £1 |
|---|---|---|---|---|---|
| £100/month | £1,200 | £336 | £180 | £72 | £0.72 |
| £200/month | £2,400 | £672 | £360 | £144 | £0.72 |
| £500/month | £6,000 | £1,680 | £900 | £360 | £0.72 |
Your gross employment salary before any sacrifice
Amount of salary to sacrifice per year (e.g. £500/month = £6,000/year)