You can define the holiday dates on which interest is not calculated in the Calendar of the free daysform.

1. Click Accounts receivable> Setup> Interest and collection letter> Calendar of the free days.

2. Press CTRL+N to create a new line.

3. In the Date of holidayfield, select the date on which the interest is not calculated.

4. In the Day offfield, enter a description for the holiday date.

5. In the Weekdaysfield, view the day of the week for the selected date of holiday, on which the interest is not calculated.

6. Press CTRL+S or close the form.