SAP ABAP Function Module DTL_RULES_DEFINE (API: define additional rules for existing (sub)project or conv.obj.) is using

• Class (13)
• Data Element (13)
• Table/Structure Field (42)
• Function Module (1)
• Message Class (3)
• Message Number (8)
• Class Method (14)
• Table (12)

#	Object Type	Object Name	Object Description	Note
1	Function Module	RS_CHARACTER_CHECK	Forbidden Characters in DE Object Names