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
£91,232.50
Monthly net income
£7,602.71
Weekly net income
£1,754.47
Quarterly set-aside
£29,383.75
Set aside £29,383.75 per quarter. Payment dates are typically 31 January and 31 July.

Full breakdown

Annual profit£150,000.00
Income tax£54,331.50
Class 2 NI£179.40
Class 4 NI£4,256.60
Student loan£0.00
Total deductions£58,767.50
Net income£91,232.50

Income tax by band

Band Rate Taxable amount Tax
Basic rate 20.0% £37,700.00 £7,540.00
Higher rate 40.0% £74,870.00 £29,948.00
Additional rate 45.0% £37,430.00 £16,843.50

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% £99,730.00 £1,994.60