id	definition
01	Bill Back
02	Off Invoice
03	Vendor Check to Customer
04	Credit Customer Account
05	Charge to be Paid by Vendor
06	Charge to be Paid by Customer
07	Optional
08	Off Gross Quantity Invoiced
09	Allowance To Be Issued by Vendor
10	Allowance To Be Issued by Reseller
11	Charge Denied by Vendor
12	Cancel Allowance
13	Provide Amount
15	Information Only
18	Non-Payable Tax
20	Accrual Fund
21	Flat Fund
25	Cash in Advance
CA	Calculate and Add to Invoice
CC	Collect
PP	Prepaid
ZZ	Mutually Defined