Mandatory for FMS LOAs when an NC charge (known as a "Special NC") is being collected on behalf of another country.

Mandatory for Amendments and Modifications when line items are added and the special NC charge applies to the new lines; or quantities are increased on line items where a special NC charge applies.

See Table C9.T4.

CWD

"Special Nonrecurring Costs (NC) apply to line item(s) insert numbers] of this FMS case and are included within the cost of the line item. These costs are being collected on behalf of another country and cannot be waived by the U.S. Government."