Self-Employed Tax Calculator UK (2026/27)

Estimate take-home profit after income tax and Class 4 National Insurance, with optional student loan deductions. Results update instantly and include a quarterly set-aside estimate for payments on account.

Updated for 2026/27 · Reviewed by James Whitfield · Methodology and assumptions

£

Results

Annual net income
£75,011.40
Monthly net income
£6,250.95
Weekly net income
£1,442.53
Quarterly set-aside
£19,994.30
Set aside £19,994.30 per quarter. Payment dates are typically 31 January and 31 July.

Full breakdown

Annual profit£115,000.00
Income tax£36,432.00
Class 4 NI£3,556.60
Student loan£0.00
Total deductions£39,988.60
Net income£75,011.40

Income tax by band

Band Rate Taxable amount Tax
Basic rate 20.0% £37,700.00 £7,540.00
Higher rate 40.0% £72,230.00 £28,892.00
Additional rate 45.0% £0.00 £0.00

Class 4 NI by band

Range Rate Profit in band NI
£12,570 to £50,270 6.0% £37,700.00 £2,262.00
Above £50,270 2.0% £64,730.00 £1,294.60