# Input and output for IRRUT200

IRRUT200 uses the following input:

- A control data set, which contains the utility control statements that indicate the functions to be performed.
- A RACF® data set. (This is not required if the work data set already contains a copy.)
- A work data set into which a RACF data set is copied. (This data set is not required if a RACF data set is to be used throughout processing.) Note that this work copy can be used as a RACF data set backup.

IRRUT200 produces the following output:

- A message data set containing diagnostic error messages.
- An output data set for printing statistical data and the results of the IRRUT200 operations.