Free tools

Statutory late-payment calculators

United Kingdom (GB), Northern Ireland, and Republic of Ireland. Different statutes and VAT norms. Invoice currency (£ / €) is separate so cross-border freelancers can model real pricing. See Pro pricing.

Statutory late-payment calculator

UK · Northern Ireland · Republic of Ireland. Currency separate from law. Educational, not legal advice.

Law location

Late Payment of Commercial Debts (Interest) Act 1998. BoE base + 8% + fixed compensation

Invoice currency

Late Payment of Commercial Debts (Interest) Act 1998

Bank of England base rate (4%) + 8pp = 12% p.a.

Demo rate. Verify BoE base before claiming

Official guidance

Days late

21

Interest

£10.36

Fixed compensation

£70.00

Principal + est.

£1,580.36

Disclaimer

Educational estimates for typical B2B commercial debts. NI follows the UK 1998 Act regime for late commercial payments; ROI uses its own 2012 Regulations. Contracts may set different rates. Not legal advice. Confirm current BoE / ECB rates before claiming.

Turn this into a chased invoice