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
£110,842.50
Monthly net income
£9,236.88
Weekly net income
£2,131.59
Quarterly set-aside
£38,078.75
Set aside £38,078.75 per quarter. Payment dates are typically 31 January and 31 July.

Full breakdown

Annual profit£187,000.00
Income tax£70,981.50
Class 2 NI£179.40
Class 4 NI£4,996.60
Student loan£0.00
Total deductions£76,157.50
Net income£110,842.50

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% £74,430.00 £33,493.50

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% £136,730.00 £2,734.60