Field help (ITMREFSCO2) 

This table contains the list of product-materials necessary for the manufacturing of the released product.
The list of these products is initialized from the subcontract BOM.
The ability to add or exclude materials depends on the value of parameter DEFEORTYP - Default EO management mode (ACH chapter, EOM group). If the modification of materials is authorized, you can perform the following actions using the Actions icon:

In inter-site management, if the material is: