EXEC command return codes

Table 1 lists the return codes of EXEC command.

Table 1. EXEC command return codes
Return codes	Meaning
0	Processing successful.
12	Processing unsuccessful.
Other	Return code is from the EXEC command exit routines or from the REXX exec that was executed.

If your installation uses EXEC command exit routines and those routines indicate that the reason code is used as the return code from EXEC, you may receive return codes other than those listed. For more information about reason and return codes from EXEC, see z/OS TSO/E Customization.