The status of the invoice can include one of the following values:
- Pending: Indicates that the recurring task record is created, but that no link with invoice tables exists.
- In process: Indicates that the recurring task record is either created or updated and that a link with invoice tables exists.
- Completed: Indicates that the recurring task record has be carried out. When the recurrence pattern has been completed or when the end date is a previous date, the Recurring invoice creation function automatically assigns the value "Completed" to the recurring task record.
- Cancelled: Indicates that the recurring task record has be cancelled.