Rentecalculator bij betalingsachterstand

Veelgestelde vragen

What is the statutory late payment interest in Germany?

Under § 288 BGB it is the base rate (Basiszinssatz) plus 9 percentage points when no consumer is involved, and plus 5 points for consumers. Since 1 July 2026 the base rate is 1.52 %, so 10.52 % and 6.52 % per year.

From when does default interest run?

From the day after a fixed due date has passed, or after a reminder. This calculator counts the actual days from the day after the due date up to and including the end date, divided by 365.

When can I charge the € 40 flat fee?

§ 288 (5) BGB grants a flat fee of € 40 when the debtor is in default and is not a consumer. It is charged once per claim and set off against later collection costs.

Worden mijn financiële gegevens naar een server geüpload?

Nee. Elk berekenings-, PDF- en XML-bestand wordt binnen uw browsertabblad geproduceerd met JavaScript en WebAssembly. Er wordt niets geüpload, opgeslagen of vastgelegd – de tool blijft ook offline werken.