ACT_STEP_CHANGE is an action button which calls the MSWSSC dialog which allows the user to add a change to a wage step.

Change Date
This field shows the date the change is to occur.
Change Reason
This field shows the reason for the step change.
Type
This field indicates the type of change to be applied. With the Cell Increase or Decrease, not only will the step be increased/decreased on the scale, but also its associated cell will be increased/decreased on the rate matrix.

CLEANUP

Percent
If the change is a percentage, this field holds the actual percentage amount to be changed.
Amount
If the change is a fixed amount, this field holds the actual amount to be changed.