General parameters > Chapter Common Data > Parameter SIVCFM (Mandatory invoice printing) 

Use this parameter to indicate if an invoice must be set to the 'Printed' status before it can be validated and posted to accounting.

Yes - The invoice cannot be validated. The Validate action is disabled. The invoice is not processed during the automatic validation.

No - The invoice can be validated. The Validate action is available.

Yes after validation - The invoice can only be printed after it has been validated. If you print an invoice before it is validated, the invoice will bear the 'Provisional' mention and the Printed check box in invoice management will not be updated (it remains clear). Validate the invoice to remove the 'Provisional' mention from the printed invoice. After validating the invoice, the Printed check box is updated (it is selected).

Level of localization/Global variable

This parameter is defined at the level Site.It belongs to Chapter TC (Common Data) and the Group INV (Invoicing rules),The following parameters are also associated with this chapter and group :

The global variable GSIVCFM is associated with it.

Functions concerned

The following functions are associated with this parameter :

 Sales > Invoices > Invoice/Credit memo validation