Self-Employed Tax Calculator UK (2025/26)

Estimate take-home profit after income tax, Class 2 NI, Class 4 NI and optional student loan deductions. Results update instantly and include a quarterly set-aside estimate for payments on account.

Updated for 2025/26 · Reviewed by James Whitfield · Methodology and assumptions

£

Results

Annual net income
£23,077.30
Monthly net income
£1,923.11
Weekly net income
£443.79
Quarterly set-aside
£1,961.35
Set aside £1,961.35 per quarter. Payment dates are typically 31 January and 31 July.

Full breakdown

Annual profit£27,000.00
Income tax£2,877.50
Class 2 NI£179.40
Class 4 NI£865.80
Student loan£0.00
Total deductions£3,922.70
Net income£23,077.30

Income tax by band

Band Rate Taxable amount Tax
Starter rate 19.0% £2,162.00 £410.78
Basic rate 20.0% £10,956.00 £2,191.20
Intermediate rate 21.0% £1,312.00 £275.52
Higher rate 42.0% £0.00 £0.00
Advanced rate 45.0% £0.00 £0.00
Top rate 48.0% £0.00 £0.00

Class 4 NI by band

Range Rate Profit in band NI
£12,570 to £50,270 6.0% £14,430.00 £865.80
Above £50,270 2.0% £0.00 £0.00