UK invoice chasing
UK Late Payment Interest Calculator
Use ChaseKit to calculate overdue invoice interest, fixed recovery compensation, and ready-to-send reminder emails for unpaid invoices.
What you can generate
Enter the invoice amount, due date, customer type, and current Bank of England base rate. ChaseKit drafts polite, firm, and final reminder emails plus a downloadable chase pack.
Useful search terms this tool covers
Late invoice email template UK, statutory interest calculator UK, late payment compensation calculator, unpaid invoice reminder template, and final notice invoice template.
Calculation note
For UK commercial debts, GOV.UK guidance describes statutory late payment interest as Bank of England base rate plus 8%, with fixed compensation bands. Always check whether your contract or customer type changes what applies.