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Late Payment Calculator

Calculate how much interest you can charge your clients when they pay late.

Calculate how much statutory interest you can claim from late paying clients with this calculator.

Late payments are commonplace, but it is difficult to take action without threatening the relationship you have with your client or agency. The Late Payment of Commercial Debts (Interest) Act 1998 ensures you get compensated – use our comprehensive late payment guides to help you make a claim.

Enter the invoice value, the date the payment became overdue and the date payment was received and find out how much interest you can charge.

Please enter your details to see the results:

Date payment became overdue:  
Date of Payment (if debt has been paid):  
Total invoice value (inc VAT):  

Solutions for Contractors: