What Annual Interest Rate percentage do you want to tack onto late payments? This is an issue we can discuss with you. Too low, and it's not worth your extra time and trouble. To, high, and your customers may stop patronizing your business. And do you want to set a Minimum Finance Charge? Will you allow a Grace Period? If so, how many days?
You'll need to assign an account to the funds that come in from interest charges. This needs to be an income account. In our example, it's Other Income.
The next decision, whether to Assess finance charges on overdue finance charges, needs consideration - and some research. This may not be an option depending on the lending laws in the jurisdiction where your business is located. So again, if you want to charge interest on unpaid and tardy finance charges themselves, let's talk.
When do you want the finance charge "countdown" to begin? When QuickBooks identifies a transaction that has not been paid within the stated terms, do you want the added charge to be applied based on the due date or the invoice/billed date?
Note: If your business sends statements rather than invoices, leave the Mark finance charge invoices "To be printed" box at the bottom of this window unchecked.
Applying the Rules
QuickBooks does not automatically add finance charges to your customers' invoices. You'll need to administer these additions yourself, though QuickBooks will handle the actual calculations. Open the Customers menu and select Assess Finance Charges to open this window: