In this step you can maintain matchcodes for standard project definitions and standard work breakdown structures (standard WBS).
Before maintaining your matchcodes, you should read the following sections for further information.
Matchcode maintenance requires detailed technical knowledge of the ABAP/4 Dictionary. Please leave maintenance to your system administrator.
You should also note that large numbers of matchcodes can negatively influence system performance. Check which matchcodes you need for area and deactivate all those you do not want to use.
Matchcodes are valid in every client.
SAP has defined the following matchcodes for locating a standard WBS: