Use this parameter to decide whether Amount -tax and Amount +tax must be entered when creating a customer invoice. This is set at the company level.
There are two possible values:
Ex-tax and Tax-incl. amounts optional: default value; Amount -tax and Amount +tax are not mandatory when creating an invoice.
Ex-tax and Tax -incl. amounts to be entered: Amount -tax and Amount +tax are mandatory when creating an invoice.
This parameter is defined at the level Company.It belongs to Chapter TRS (Acc Payable/Acc Receivable) and the Group INV (Invoicing rules),The following parameters are also associated with this chapter and group :
No global variable is associated with it.