The permission for purchase on account is controlled by an interaction between the setting on your contact and the customer class.

Function of the option on the contact

On the contact, there is an option that allows you to permit or prohibit purchase on account.

• Payment method forbidden in the customer class: The setting on the contact applies, and you can still activate purchase on account for certain customers.
• Payment method allowed in the customer class: The setting on the contact is disregarded and is not relevant.