Tax year 2026/27
What Does a £120,000 Salary Pay You? 2026/27
9 min read · Published 2026-02-26 · Reviewed 2026-03-19
If you earn £120,000, you're deep inside what tax professionals call the personal allowance taper — the zone where your marginal rate is 60%, where almost no personal allowance remains, and where pension contributions deliver some of the most dramatic tax savings available to any UK earner. This guide shows you the full picture, with real numbers, and explains why your strategy now matters as much as your salary.
The Bottom Line: What You Actually Take Home
| Scenario | Annual Take-Home | Monthly Take-Home |
|---|---|---|
| No student loan, no pension | £74,700 | £6,225 |
| Plan 2 student loan | £68,443 | £5,704 |
| No loan, 15% pension contribution | £67,900 | £5,658 |
| Pension contribution to £100k (£20k/year) | See worked example | See worked example |
At £120,000 your adjusted net income is £20,000 into the taper zone, meaning £10,000 of your personal allowance has been removed.
How Income Tax Works on £120,000
The Taper in Action
Your personal allowance is reduced by £1 for every £2 your adjusted net income exceeds £100,000.
At £120,000: excess = £20,000. Allowance reduction = £10,000. Remaining personal allowance = £2,570.
Income tax calculation:
- Personal Allowance: £2,570 (tax free — most of it gone)
- Basic Rate (£2,571–£50,270): £47,700 at 20% = £9,540
- Higher Rate (£50,271–£120,000): £69,730 at 40% = £27,892
Total income tax: £37,432 per year (£3,119/month)
For context: someone on £100,000 pays £27,432. The extra £20,000 salary has cost £10,000 in additional income tax — an average rate of 50% on that slice.
National Insurance at £120,000
- 8% on £37,700 (between £12,570 and £50,270): £3,016
- 2% on £69,730 (between £50,270 and £120,000): £1,395
Total NI: £4,411 per year (£368/month)
Combined income tax + NI: £41,843/year — an effective overall rate of 34.9% of gross.
Student Loans
| Plan | Annual Repayment | Monthly |
|---|---|---|
| Plan 1 | £8,551/year | £713 |
| Plan 2 | £8,343/year | £695 |
| Plan 5 | £8,550/year | £713 |
| Postgraduate Loan | £5,940/year | £495 |
Plan 2: 9% × (£120,000 − £27,295) = 9% × £92,705 = £8,343/year
A Plan 2 + Postgraduate borrower at £120,000 pays £14,283/year (£1,190/month) in loan repayments. Add to income tax and NI and your combined statutory deductions before any pension or childcare: £56,126/year.
The 60% Zone: You're Still In It
At £120,000, the 60% trap is still active. It runs from £100,000 to £125,140. At £120,000, you have £5,140 of income still in the worst zone.
Every extra £1 you earn between £120,000 and £125,140 is taxed at 60% (40% IT + 20% on recovered allowance exposure, net 60%).
Beyond £125,140, your personal allowance is completely gone and you return to a "normal" 40% rate (plus 2% NI = 42%).
This counterintuitive dip in effective marginal rate — from 60% back to 42% — means there's a "sweet spot" argument for earning more above £125,140, where the effective rate actually falls. It also means the pension window for eliminating the taper is narrowing.
Pensions: The Most Powerful Tool at This Salary
Scenario A: No pension contributions Adjusted net income: £120,000. Effective income tax: £37,432. Still in 60% zone on the top £5,140.
Scenario B: Contribute £20,001 to pension Adjusted net income: £99,999. Personal allowance fully restored (£12,570). Income tax dramatically reduced.
Let's calculate Scenario B:
- Gross: £120,000
- Pension contribution: £20,001
- Adjusted net income: £99,999
- Full personal allowance: £12,570
- Taxable income: £99,999 − £12,570 = £87,429
- Basic rate (£37,700 × 20%): £7,540
- Higher rate (£49,729 × 40%): £19,892
- Income tax in Scenario B: £27,432
Tax saving from £20,001 pension contribution: £37,432 − £27,432 = £10,000
Effective relief on that £20,001 pension contribution: 50% (£10,000 saved).
Net cost to take-home: £20,001 − £10,000 relief = £10,001 from your pocket. In return: £20,001 goes into your pension, plus your employer's contribution on top. This is why financial advisers become very animated about pension planning at this salary level.
Named Example: Farida's Monthly Payslip
Farida is 52, a senior consultant in Edinburgh (but for tax purposes we'll calculate on UK rates as she moved south recently), no student loan, contributes £20,000/year via salary sacrifice, no children.
Farida's annual figures:
- Gross salary: £120,000
- Pension (salary sacrifice): −£20,000
- Adjusted net income: £100,000 (just at the taper trigger — full PA retained)
- Taxable income: £100,000 − £12,570 = £87,430
- Income tax (20% × £37,700 = £7,540; 40% × £49,730 = £19,892): −£27,432
- NI (8% × £37,700 = £3,016; 2% × £49,730 = £995): −£4,011
Farida's monthly payslip:
| Item | Amount |
|---|---|
| Gross salary | £10,000.00 |
| Pension (salary sacrifice) | −£1,666.67 |
| Income tax | −£2,286.00 |
| National Insurance | −£334.25 |
| Take-home pay | £5,713.08 |
Employer adds 5% (£500/month) to pension. Farida's total pension pot grows by £2,166.67/month. Her net cost for the pension is: £1,666.67 minus the tax she'd have paid on that salary at ~50% effective rate ≈ £833 net cost for £2,166 pension pot growth.
Compare: without pension, Farida takes home £6,225/month but her pension grows by only employer contributions. With pension, take-home falls to £5,713/month but pension grows by £2,166/month. For most people at this salary level, the pension-heavy route wins comprehensively.
Things That Change the Picture
Carry-Forward of Annual Allowance The Annual Allowance is £60,000 in 2026/27. But if you haven't fully used it in the previous three tax years, you can carry forward the unused portion. A £120,000 earner who hasn't contributed meaningfully to pension could potentially make a one-off contribution of £100,000+ (subject to earnings cap and carry-forward available). This can eliminate a significant accumulated tax liability. Get an accountant to calculate your available carry-forward.
Self Assessment is Non-Negotiable You must file a Self Assessment return. Multiple relief claims, the taper, and potentially higher rate pension relief to claim — all require annual returns. File by 31 January.
Salary structure options At £120,000, the way your employer structures your remuneration matters. Dividends (if you're a director/shareholder), pension, benefits, car allowance, and base salary all have different tax treatments. An independent financial adviser specialising in high earners can map the optimal structure for your situation.
Scotland: Even Higher
Scottish income tax on £120,000 (personal allowance taper applies identically):
After taper: remaining PA = £2,570.
| Band | Income | Rate | Tax |
|---|---|---|---|
| Starter (£12,571–£15,397) | £2,827 | 19% | £537 |
| Basic (£15,398–£27,491) | £12,094 | 20% | £2,419 |
| Intermediate (£27,492–£43,662) | £16,171 | 21% | £3,395 |
| Higher (£43,663–£75,000) | £31,338 | 42% | £13,162 |
| Advanced (£75,001–£120,000) | £45,000 | 45% | £20,250 |
Total Scottish income tax: £39,763 — compared to £37,432 in England/Wales. Scottish earners at £120,000 pay £2,331 more per year in income tax. NI is the same.
Summary Table
| Component | Annual | Monthly |
|---|---|---|
| Gross salary | £120,000 | £10,000 |
| Personal allowance (after taper) | £2,570 | — |
| Income tax | −£37,432 | −£3,119 |
| National Insurance | −£4,411 | −£368 |
| Take-home (no loan, no pension) | £78,157 | £6,513 |
| Plan 2 loan | −£8,343 | −£695 |
| 15% pension contribution (to £102k) | −£9,000* | −£750* |
| 20k pension (restore full PA) | −£10,001 net** | −£834 net** |
*Approximate net cost after blended ~50% effective relief in taper zone. **After counting full £10,000 tax saving from restoring personal allowance.
All figures are for the 2026/27 tax year. See HMRC Income Tax rates and Personal Allowances and National Insurance rates for official thresholds.
Calculate Your Exact Take-Home
At this salary level, the variables — pension, carry-forward, bonus structure, household income — mean the gap between an optimised and unoptimised tax position can be tens of thousands of pounds.
Use the WealthOwl Salary Calculator →
Want to model different pension contribution scenarios and their effect on adjusted net income?
Try the Pay Rise Impact Calculator →
How to escape the 60% tax trap →
Frequently Asked Questions
What is the take-home pay on a £120,000 salary in 2026/27?
On a £120,000 salary with no student loan and no pension, your take-home is approximately £78,157 per year (£6,513/month). With a £20,000 pension contribution to eliminate the personal allowance taper, take-home drops to around £68,146/year — but your pension pot receives £20,000 plus employer contributions, and your total tax bill falls by £10,000.
How much personal allowance do I have left at £120,000?
At £120,000 (no pension adjustments), you've lost £10,000 of your £12,570 personal allowance. You're left with just £2,570 tax-free. At £125,140, the allowance is completely gone. Every £1 earned between £100,000 and £125,140 is taxed at an effective rate of 60%.
Is it worth making a large pension contribution to escape the 60% zone?
For most people at £120,000, yes — emphatically. Contributing £20,001 to your pension brings your adjusted net income to £99,999, restoring your full personal allowance and saving £10,000 in income tax. The pension contribution effectively costs £10,001 net (£20,001 − £10,000 tax saving), while your pension receives £20,001 plus employer contributions. The effective relief rate on contributions in the taper zone is around 50%, making this one of the best available tax-planning moves in the UK tax code.
Do I still pay the 60% rate at £120,000?
Yes — but only on the top £5,140 of your income (the slice between £120,000 and £125,140). The rest of your income between £100,000 and £120,000 has already gone through the 60% zone. At £120,000, you're near the top of the taper, with only a small amount of income remaining in the worst zone before reverting to the standard 40% higher rate above £125,140.