General billing settings

If you have access to the "Administration" section, you can specify the main tax, the second tax and the second tax regime - with or without the main tax and add the rounding up of the invoice time to the required number of minutes.

1. From the main navigation menu on the left click on ADMINISTRATION.  
2. Select Billing Settings.
3. In the Primary Tax field, specify the numerical value of interest.
4. In the field Second Tax specify the same value for the second tax.
5. Click on the Secondary Tax Mode field and select one of two values from the drop-down list: Apply to post or pre-tax amount.
6. Add rounding up of the invoice time to the required number of minutes in the Invoice Time Rounding field.
7. You have the option to enable interest accrual. 
8. To save the changes, click on the Save icon in the lower right corner of the page.