Where You Can Use DBCS Characters in a COBOL Program

In general, you can use mixed literals wherever nonnumeric literals are allowed. Literals for the following, however, cannot include double-byte characters:

You can use DBCS literals whenever nonnumeric literals are allowed except as a literal in the following:

Note:
You can use DBCS characters for COBOL words or names. See the ILE COBOL for AS/400 Reference for information on rules for formatting COBOL system-names, reserved words, and user-defined words such as data names and file names.