Coordinate transformations / US State Planes
US State Planes category in Coordinate transformations folder contains a list of US State Plane projection systems using NAD83 datum. Check the toggle box of those state plane systems you want to use.
You can view the parameters of a system by using the View button. In case you need to change the parameters of a built-in US State Plane definition, you can use the Copy button to copy/paste the system into Coordinate transformations / User projection systems.